Siemens 7MJ2000-1A 00 Series Operating Instructions Manual
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Siemens 7MJ2000-1A 00 Series Operating Instructions Manual

Siemens 7MJ2000-1A 00 Series Operating Instructions Manual

Process monitoring for oscillating positive displacement pumps
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SITRANS
Process monitoring
SITRANS DA400 for oscillating
positive displacement pumps
Operating Instructions
7MJ2400-1AA01 device
7MJ2000-1A*00 sensor
09/2008
A5E00841120-03
Introduction
General safety notes
Description
Mounting
Connecting
Operation
Signal processing
Commissioning
Technical Data
Dimension drawings
PROFIBUS DP
1
2
3
4
5
6
7
8
9
10
11

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Summary of Contents for Siemens 7MJ2000-1A 00 Series

  • Page 1 Introduction General safety notes Description SITRANS Mounting Process monitoring SITRANS DA400 for oscillating Connecting positive displacement pumps Operation Operating Instructions Signal processing Commissioning Technical Data Dimension drawings PROFIBUS DP 7MJ2400-1AA01 device 7MJ2000-1A*00 sensor 09/2008 A5E00841120-03...
  • Page 2 Note the following: WARNING Siemens products may only be used for the applications described in the catalog and in the relevant technical documentation. If products and components from other manufacturers are used, these must be recommended or approved by Siemens. Proper transport, storage, installation, assembly, commissioning, operation and maintenance are required to ensure that the products operate safely and without any problems.

  • Page 3: Table Of Contents

    Table of contents Introduction..............................7 Purpose of this documentation ......................7 History ............................7 Further information.........................8 CE label............................9 General safety notes..........................11 General information ........................11 Correct usage..........................11 Laws and directives ........................11 Measures .............................12 Qualified Personnel........................12 Description............................... 13 Applications..........................13 Operation .............................13 Layout ............................14 3.3.1 Device structure ...........................14 3.3.2...
  • Page 4 Table of contents Connecting PROFIBUS DP......................33 Connecting the power supply...................... 34 Operation..............................35 Overview of digital display and buttons..................35 Digital display ..........................37 Measuring menu ......................... 38 6.3.1 Overview and digital display in the measuring menu..............38 6.3.2 Measurement channel list ......................
  • Page 5 Table of contents 8.2.2 Measuring sensitivity of the acoustic channels via parameters P.1 to P.4........81 8.2.3 Main alarm threshold via parameters P.6, P.8, P.10 and P.12............81 8.2.4 Pre-alarm threshold via parameters P.5, P.7, P.9 and P.11............81 8.2.5 Response time via parameter P.13 .....................82 8.2.6 Alarm storage via parameter P.14 ....................82 8.2.7...
  • Page 6 Table of contents SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 7: Introduction

    Introduction Purpose of this documentation These instructions contain all the information you need for commissioning and using the device. It is aimed both at persons mechanically installing the device, connecting it electronically, configuring the parameters and commissioning it as well as service and maintenance engineers.

  • Page 8: Further Information

    The contents of these instructions shall not become part of or modify any prior or existing agreement, commitment or legal relationship. All obligations on the part of Siemens AG are contained in the respective sales contract which also contains the complete and solely applicable warranty conditions.

  • Page 9: Ce Label

    Introduction 1.4 CE label CE label This device meets the requirement of EU guidelines: ● 89/336/EEC Guideline of the Council on Aligning Legal Regulations of Member States on Electromagnetic Compatibility (EMV). Revised by – 91/263/EEC – 92/31/EEC – 93/68/EEC ● 94/9/EC Guideline of the European Parliament and the Council on Aligning Legal Regulations of the Member States on Devices and Protective Systems for defined use in areas subject to explosion.
  • Page 10 Introduction 1.4 CE label SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 11: General Safety Notes

    ● National Electrical Code (NEC - NFPA 70) (USA) ● Canadian Electrical Code (CEC) (Canada) ● EN 60079-14 (formerly VDE 0165, T1) (EU, Germany) ● The working reliability regulation (Germany) See also Certificates (http://www.siemens.com/processinstrumentation/certificates) SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 12: Measures

    General safety notes 2.4 Measures Measures For the sake of safety, the following precautions must be observed: WARNING "Intrinsically safe" protection type "Intrinsically-safe" devices lose their certification as soon as they are operated on circuits which do not correspond with the test certification valid in their country. The device's protection level "ia"...

  • Page 13: Description

    Description Applications The SITRANS DA400 acoustic diagnostics unit acoustically measures the acoustic emission of oscillating positive displacement pumps. The SITRANS DA400 allows continuous, simultaneous and independent monitoring of up to four valves in a pump for leaks. In addition, another four inputs are available for monitoring standard signals (e.g.

  • Page 14: Layout

    Description 3.3 Layout Layout 3.3.1 Device structure ➀ Screwable cover ⑥ Terminal connection diagram ② Type plate ⑦ Terminal strip ③ Digital display ⑧ Cable gland ④ Keypad ⑨ Mounting plate ⑤ Sensor Figure 3-1 Front view (closed and open) SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 15: Structure Of The Nameplate

    Description 3.3 Layout 3.3.2 Structure of the nameplate Device ① Manufacturer ⑤ Place of manufacture ② Product name ⑥ Product information ③ Order no. ⑦ Information address ④ Technical data ⑧ Serial number Figure 3-2 Device type plate Sensor ① Manufacturer ④...

  • Page 16: Mode Of Operation

    Description 3.4 Mode of operation Mode of operation 3.4.1 Measuring principle Mode of operation Leaks in the valves of oscillating positive displacement pumps are flows in which cavitation occurs. This generates sound waves. The sound waves are transferred to the valve housing. The acoustic emission sensor of the acoustic diagnostics unit detects these sound waves on the exterior of the valve housing.
  • Page 17 Description 3.4 Mode of operation Figure 3-4 Sensor signal (a) and sound pressure level (b) on an intact valve Sound pressure level produced by load-dependent operating noise of the pump Sound pressure level produced by the operating noise of the pump as well as a leak Is the measured value of the acoustic diagnostics unit and corresponds to the additional noise caused by the leak Figure 3-5...
  • Page 18 Description 3.4 Mode of operation Valve state Valve position Δp ƞ intact open small large small small intact closed large zero small small defective open small large small small defective closed large medium large* large * through cavitation Only a closed defective valve results in a high sound pressure level. SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 19: Principle Of Measurement With Trigger Sensor

    Description 3.4 Mode of operation 3.4.2 Principle of measurement with trigger sensor It is possible to measure the crankshaft angle for piston pumps whose valves are coupled acoustically. For this purpose, the trigger sensor at the crankshaft will record the reference angle 0° as the center of the trigger pulse.

  • Page 20: Sensor Operation

    Description 3.4 Mode of operation 3.4.3 Sensor operation The acoustic emission sensor works on the piezoelectric principle. The acoustic emission is injected into the sensor via the sensor base (mounting surface) and inside it is converted into an electrical voltage by a piezoceramic element. This is amplified in the sensor and transmitted via the cable.

  • Page 21: Operation Of The Electronics

    Description 3.4 Mode of operation 3.4.4 Operation of the electronics Power supply + Analog current input + Power supply - ⊥ Mass Digital output Digital input Sens Sensor PROFIBUS DP Signal A (green) Universal input PROFIBUS DP Signal B (red) Figure 3-7 Block diagram The 24 V DC power supply uses a polarity reversal protection diode to supply the internal...
  • Page 22 Description 3.4 Mode of operation The six digital outputs are individually isolated and act as normally open contacts, i.e. they are either low resistance or high resistance. The maximum of four acoustic emission sensors are connected to the four-pole "Sens1" to "Sens4" blocks. In each case, two terminals provide the supply for the sensor electronics and two terminals are used to connect the sensor signal.

  • Page 23: Mounting

    Mounting Safety information for installation Ambient temperature WARNING Fire hazard Fire hazard resulting from hot surfaces. When installing the sensor, take note of the surface temperature of the installation site. Overview The SITRANS DA400 and the sensor are mounted in different ways. In general: Note Protection against harmful outside influences To protect the SITRANS DA400 against harmful outside influences, a housing should be...

  • Page 24: Mounting The Device

    Mounting 4.2 Mounting the device Mounting the device Condition To mount the device, you need three screws with a diameter of 6 mm. These are not supplied with the device. Mounting the device 1. Screw the three screws through the mounting holes to mount the device. The position of the mounting holes and the mounting dimensions in millimeters are indicated on the rear of the housing.

  • Page 25: Installation Notes For Trigger Sensors

    Mounting 4.4 Installation notes for trigger sensors Installation notes for trigger sensors Installation notes for trigger sensors The trigger sensor measures the crank angle 0° as reference angle. A trigger sensor may be an inductive proximity switch with a 24 V output. Install the trigger sensor in the gear unit of the pump so that it detects the approach of the piston rod in cylinder 1.
  • Page 26 Mounting 4.4 Installation notes for trigger sensors SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 27: Connecting

    Connecting Safety notes and conditions Safety notes WARNING To ensure safe operation of this device, it must be properly installed and commissioned by qualified personnel in adherence to the warning notices. This includes both the general safety regulations for working on high voltage systems (e.g. DIN VDE) and the regulations relating to proper use of tools and the use of personal protective equipment (goggles, protective gloves etc.).

  • Page 28: Terminal Assignment

    Connecting 5.2 Terminal assignment Terminal assignment Terminal connection diagram Power supply + Brown Power supply - Black Digital output Analog current input + Sens Sensor ⊥ Mass Universal input Digital input Yellow PROFIBUS DP Signal A (green) Green PROFIBUS DP Signal B (red) Figure 5-1 Terminal connection diagram See also...

  • Page 29: Cable Gland

    Connecting 5.3 Cable gland Cable gland General procedure The leads are generally connected as follows: 1. Unscrew the cover and place it next to the device. 2. Loosen the cable gland. 3. Remove the sealing stopper. 4. Connect the desired lead. 5.

  • Page 30: Connecting Acoustic Emission Sensors

    Connecting 5.4 Connecting acoustic emission sensors Connecting acoustic emission sensors Procedure The procedure for connecting the acoustic emission sensors is as follows: 1. Select the corresponding cable gland: Sensor 1 and 3 through cable gland ⑥ Sensor 2 and 4 through cable gland ⑤ 2.

  • Page 31: Connecting Signal Inputs

    Connecting 5.6 Connecting signal inputs Connecting signal inputs General information ● The cable glands ② and ③ , each with two openings, are available for up to four signal inputs "In 1" to "In 4". ● Cable gland ② should be used for signal inputs "In 1" and "In 3". ●...
  • Page 32 Connecting 5.6 Connecting signal inputs Connecting the passive normally open contact Note Polarity A normally open contact switches the 8.2 V signal to the digital input. A particular polarity is not necessary. Connect your signal in accordance with the following table: Digital signal Terminal symbol In 1...

  • Page 33: Connecting Profibus Dp

    Connecting 5.7 Connecting PROFIBUS DP Connecting PROFIBUS DP Condition NOTICE Bus cable Use only certified bus cables for PROFIBUS DP (e.g. 6XV1830-0EH10). Procedure The procedure for connecting PROFIBUS DP is as follows: 1. Strip the bus cable as shown in the figure below. 2.

  • Page 34: Connecting The Power Supply

    Connecting 5.8 Connecting the power supply Connecting the power supply Procedure The procedure for connecting the power supply is as follows: 1. Pass the connecting leads L+, L- and the earth cable through the cable gland ⑦. 2. Connect L+ to terminal 11 and L- to terminal 12. 3.

  • Page 35: Operation

    Operation Overview of digital display and buttons Introduction The acoustic diagnostics unit has eight measurement channels. These measurement channels are operated and configured via the measuring menu, parameter menu and trace menu. All signals received from the eight measurement channels are displayed in the measuring menu.
  • Page 36 Operation 6.1 Overview of digital display and buttons Digital display and buttons Figure 6-1 Digital display and buttons Meaning of buttons <MEAS> Measuring: return to measuring menu <PAR> Parameters: call up the parameter menu <TRA> Trace: call up the trace menu to display and reset various timers <ACK>...

  • Page 37: Digital Display

    Operation 6.2 Digital display Digital display Introduction The sections below give an overview of the elements that appear in the digital display. Layout Pressing the <MEAS> button in the measuring menu activates a test of the digital display, see the following figure: ➀...

  • Page 38: Measuring Menu

    Operation 6.3 Measuring menu Measuring menu 6.3.1 Overview and digital display in the measuring menu Introduction The measuring menu is used to: ● Display measured values of the measurement channels. ● Display alarms. ● Acknowledge alarms from the acoustic channels. Elements of the digital display in the measuring menu ➀...

  • Page 39: Measurement Channel List

    Operation 6.3 Measuring menu 6.3.2 Measurement channel list The acoustic diagnostics unit has a total of eight measurement channels: ● 4 acoustic channels ● 4 universal inputs All eight measurement channels are listed in the following measurement channel list. There is a brief explanation of which functions are available in each channel.
  • Page 40 Operation 6.3 Measuring menu Automatic switching of the measurement channel If a pre or main alarm is set on a measurement channel, the digital display automatically switches over to this acoustic channel. If a main alarm is set, the measured value flashes in the display.

  • Page 41: Acoustic Channels

    Operation 6.3 Measuring menu 6.3.4 Acoustic channels 6.3.4.1 Measuring mode Introduction The current measured values from the signal processing are displayed in the measuring mode. Condition The measurement channel must be in measuring mode. The measurement channel is in measuring mode if the parameter P.1 to P.4 associated with the measurement channel is set to "on L", "on H", "on_L"...
  • Page 42 Operation 6.3 Measuring menu Acknowledging alarms Alarms are acknowledged as follows: Press the <ACK> button for 5 seconds to reset the alarm. "rES" flashes in the digital display for 5 seconds. The alarm is then reset. Note If no alarm was set, "noAL" is shown to the left in the middle section of the digital display. Note Condition Alarms can only be acknowledged if the parameter value is set to "P.14/ACK"...

  • Page 43: Simulation Mode

    Operation 6.3 Measuring menu 6.3.4.2 Simulation mode Introduction The simulation mode supports the commissioning of the device. In simulation mode, you can check the following without real measured values: ● The correct setting of the alarm thresholds. ● The correct parameterization of the digital outputs. In simulation mode, a simulated measured value is displayed in the digital display, which is adjustable with the buttons.
  • Page 44 Operation 6.3 Measuring menu 2. Use the buttons to select the parameters for the measurement channel to be simulated. For measurement channel "1/So1", this is "P. 1" (SoCH1) for example. 3. Using the buttons, set the parameter value to "SIMU". "SIMU" is shown to the left in the middle section of the digital display.

  • Page 45: Test Mode

    Operation 6.3 Measuring menu 6.3.4.3 Test mode Introduction Test mode is used to check whether: ● The acoustic emission sensor is assigned to the correct acoustic channel. ● The acoustic emission sensor is functioning. In test mode, the acoustic emission sensor is sensitive to both temporary knocking noise as well as permanent flow-generated noise.
  • Page 46 Operation 6.3 Measuring menu 5. Setting the measurement channel Use the buttons to select the measurement channel which you wish to test. Measurement channels 1 to 4 (1/So1 to 4/So4) are possible. For example, if measurement channel 1 is selected, "1/So1" is displayed to the right in the middle section of the digital display.

  • Page 47: Universal Inputs

    Operation 6.3 Measuring menu 6.3.5 Universal inputs The four universal inputs are used to monitor analog signals and digital signals for limit values. 6.3.5.1 Analog input Introduction You may use external transmitters with the following analog output signals: ● Analog signal 0-20 mA ●...

  • Page 48: Digital Input

    Operation 6.3 Measuring menu 6.3.5.2 Digital input Introduction You may use external transmitters with the following digital output signals: ● Digital signal as per NAMUR ● Digital signal 24 V ● Passive normally open contact Condition The measurement channel must be configured as a digital input. The measurement channel is configured as a digital input if the parameter P.26 to P.29 associated with the measurement channel is set to the value "24 V"...

  • Page 49: Trigger Input

    Operation 6.3 Measuring menu 6.3.5.3 Trigger input Introduction You may use external transmitters with the following 24 V digital output signals: Condition The measurement channel must be configured as a trigger input. The measurement channel "8/In4" is configured as a trigger input if the parameter P.29 associated with the measurement channel is set to the value "tri".

  • Page 50: Parameter Menu

    Operation 6.4 Parameter menu Parameter menu 6.4.1 Parameter menu overview Introduction The parameter menu is used to set the function of the device and the measurement channels with the parameters. Elements of the digital display in the parameter menu ➀ Parameter value ②...

  • Page 51: Parameter List

    Operation 6.4 Parameter menu 6.4.2 Parameter list Parameter Parameter Parameter value Factory Meaning name setting P. 0 SWREV 2.01.00 SW version (not adjustable) P. 1 SoCH1 Acoustic channel 1 Channel switched off on L Channel in measurement mode, normal measuring sensitivity on H Channel in measurement mode, normal measuring sensitivity, pre and main alarm...
  • Page 52 Operation 6.4 Parameter menu Parameter Parameter Parameter value Factory Meaning name setting P.21 doPR4 As P.15 Pre-alarm 4 P.22 doAL4 As P.15 Main alarm 4 P.23 doFAI As P.15 Input fault summation signal P.24 doFAu As P.15 Internal fault summation signal P.25 P ouT PoS / inv...
  • Page 53 Operation 6.4 Parameter menu Parameter Parameter Parameter value Factory Meaning name setting tYP2 For instrumentation with one sensor per pump valve Acoustic crosstalk between suction and pressure valve is identified and compensated for. tYP3 For instrumentation with one sensor per pump head.

  • Page 54: Setting Parameters

    Operation 6.4 Parameter menu 6.4.3 Setting parameters Procedure The procedure for setting a parameter is as follows: 1. Press the <PAR> button for five seconds to switch to the parameter menu. "MEnu" and "PARAM" are shown in the middle section of the digital display to the left and right respectively.

  • Page 55: Parameter Lock

    Operation 6.4 Parameter menu 6.4.5 Parameter lock You can activate a parameter lock by special use of a universal input. To do that, an electrical connection must be set up (e.g., wire jumper in the device, external key switch) and an appropriate input parameter must be assigned. input Configuration Connecting terminals...

  • Page 56: Trace Menu

    Operation 6.5 Trace menu Trace menu 6.5.1 Trace menu overview Introduction The trace menu is used to display and reset timers. The following timers are displayed in the trace menu: ● Operating time of the device ● Times at which the alarms were activated Elements of the digital display in the trace menu ➀...

  • Page 57: Trace Menu List

    Operation 6.5 Trace menu 6.5.2 Trace menu list Timer value Time unit Timer name Meaning 0 to 9999 P1-UP "*UP" is the time before receipt of the final alarm, in which the associated alarm limit has been exceeded. 0 to 60 P1-T "*-T"...
  • Page 58 Operation 6.5 Trace menu Explanation of timer names using example of "P1-UP" and "P1-T" Pre-alarm (PrAL) Acoustic channel 1 This is the time before the sounding of the final alarm, in which the associated alarm limit is exceeded. This is the accumulated time since the associated alarm was received. Explanation of timer names using example of "A3-UP"...

  • Page 59: Displaying And Resetting Timers

    Operation 6.5 Trace menu 6.5.3 Displaying and resetting timers Procedure The procedure for displaying a timer is as follows: 1. Press the <TRA> button for five seconds to switch to the trace menu. "MEnu" and "TRACE" are shown in the middle section of the digital display. "MEnu" flashes.

  • Page 60: Examples

    Operation 6.6 Examples Examples 6.6.1 Example Acoustic channel 1 Acoustic channel 1 (1/So1) should: ● Work with normal measuring sensitivity. ● Trigger a measured value alarm in the event of a sensor fault. ● A pre-alarm from measured value 20 dB. ●...

  • Page 61: Example Universal Input 1

    Operation 6.6 Examples See also Connecting acoustic emission sensors (Page 30) 6.6.2 Example universal input 1 Procedure 1. Connect the transmitter, as described in the "Connecting signal inputs" section. 2. Press the <PAR> button for 5 seconds. This opens the parameter menu. 3.
  • Page 62 Operation 6.6 Examples SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 63: Signal Processing

    Signal processing Evaluating acoustic channels Introduction Essentially, the four sensor inputs are evaluated according to the same principle, with the only differences being in the signal names and/or the associated parameters. If a channel is disconnected due to its configuration (P.1, P.2, P.3 or P.4 set to "oFF"), the measured value is set to "0"...
  • Page 64 Signal processing 7.1 Evaluating acoustic channels Figure 7-1 Block diagram for calculation of the measured value SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...
  • Page 65 Signal processing 7.1 Evaluating acoustic channels Formation of the alarm messages In accordance with the "Block diagram for the formation of alarm messages" figure, the measured value is then monitored with a limit monitor with hysteresis for exceeding of a pre- alarm "PrAL*"...

  • Page 66: Evaluation Of Universal Inputs

    Signal processing 7.2 Evaluation of universal inputs Evaluation of universal inputs 7.2.1 Universal input evaluation overview Essentially, the four universal inputs are evaluated according to the same principle, with the only differences being in the signal names and/or the associated parameters. The wiring and configuration (P.26 to P.29) should be adapted for the relevant signal type.
  • Page 67 Signal processing 7.2 Evaluation of universal inputs The percentage value obtained can then be displayed. It is then monitored to see if it exceeds the associated alarm "P.30/ALI*" to "P.33/ALI*". The digital signal "dol*" is then obtained. If the state is "0", the symbol (alarm not received) is displayed, if the state is "1", the symbol (alarm received).

  • Page 68: Evaluation Of 24 V Digital Signals

    Signal processing 7.2 Evaluation of universal inputs 7.2.3 Evaluation of 24 V digital signals Relates to following parameters Parameter no. Parameter name Adjustment/display Remark range P.26 to P.29 "INP1" to "INP4" "24V" and 24 V-Digital signal >7 V -> High "¬24V"...

  • Page 69: Evaluation Of Digital Signals In Line With Namur

    Signal processing 7.2 Evaluation of universal inputs 7.2.4 Evaluation of digital signals in line with NAMUR Relates to following parameters Parameter no. Parameter name Adjustment/display Remark range P.26 to P.29 "INP1" to "INP4" NAMUR digital signal >2.1 mA -> High ¬nAM ¬NAMUR digital signal <1.1 mA ->...

  • Page 70: Evaluation Trigger Signal

    Signal processing 7.2 Evaluation of universal inputs 7.2.5 Evaluation trigger signal Relates to following parameters Parameter no. Parameter name Traversing range/display Remark range P.29 INP4 Use trigger sensor P.45 to P.49 "ANG1" to "ANG5" oFF, 0 ... 360 Closing angle of suction valve at each cylinder Evaluation The trigger sensor issues a 24 V trigger pulse for ≥10 ms, whose center represents the crank...
  • Page 71 Signal processing 7.2 Evaluation of universal inputs Figure 7-6 Block diagram of trigger SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...
  • Page 72 Signal processing 7.2 Evaluation of universal inputs Display The measurement result is shown in the digital display in the format "cylinder.valve": Display measurement result Meaning No defect detected Cylinder 1, suction valve Cylinder 1, pressure valve Cylinder 2, suction valve Cylinder 2, pressure valve Cylinder 3, suction valve Cylinder 3, pressure valve...

  • Page 73: Processing Input Faults

    Signal processing 7.3 Processing input faults Processing input faults Input fault message The fault signal "doFAI" is created from the OR of the following input fault messages: ● Failure of the acoustic emission sensors ● Universal input signal fault, e.g. > 21 mA for analog current Figure 7-7 Input faults Activation of digital outputs...
  • Page 74 Signal processing 7.4 Activation of digital outputs Figure 7-8 Digital output function diagram * for digital outputs 1 to 6 SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...
  • Page 75 Signal processing 7.4 Activation of digital outputs Example P.20/doAL3 = do4 The main alarm on acoustic channel 3 is output on digital output 4. P.22/doAL4 = ¬do6 The main alarm on acoustic channel 4 is output inverted on digital output 6. Note The parameter "P.25/P ouT"...

  • Page 76: Alarm Acknowledgement

    Signal processing 7.5 Alarm acknowledgement Alarm acknowledgement The effect of the parameter "P.14/AcK" is described below. For simplification, no hysteresis is plotted in the time diagram. The parameter value "P.13/TIME" for the response time is 0. The parameter "P.14/AcK" can be set to three values: Acknowledgment here with the <ACK>...

  • Page 77: Trace Function

    Signal processing 7.6 Trace function Trace function Timer control The effect of the parameter "P.13/TIME" and the function of the trace timers "A1-UP" and "A1-T" are described below using the example of acoustic channel 1 and the main alarm "P.6/AL1". The same function applies to all other channels, alarms (AL) and pre-alarms (PrAL).
  • Page 78 Signal processing 7.6 Trace function Figure 7-10 Trace evaluation SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 79: Commissioning

    Commissioning Overview Introduction The description below makes no claim to cover all the questions that could arise in relation to the pump. The device does not need any tools or special equipment for commissioning. The procedure for configuration is described in more detail in the "Operation" section. The setting can only be optimized while the pump is in operation.

  • Page 80: Recommendation For The Selection Of Parameters

    Commissioning 8.2 Recommendation for the selection of parameters Recommendation for the selection of parameters 8.2.1 Preparation Note After turning on the power supply, the device performs a self-test "SELF Test". After completion of the self-test, approximately 5 seconds, the device is ready to use. Acoustic channel 1 "1/SO1"...

  • Page 81: Measuring Sensitivity Of The Acoustic Channels Via Parameters P.1 To

    Commissioning 8.2 Recommendation for the selection of parameters 8.2.2 Measuring sensitivity of the acoustic channels via parameters P.1 to P.4. The setting "on L" or "on H" is recommended for normal measurement. Should a measured value greater than 20 dB already be displayed with a fault-free pump in operation (e.g. through pseudoactivation), a reduction in the sensitivity is recommended by setting "on_L"...

  • Page 82: Response Time Via Parameter

    Commissioning 8.2 Recommendation for the selection of parameters 8.2.5 Response time via parameter P.13 Time that has to pass before the value exceeding or falling below the limits causes an alarm to be output or an alarm to be reset. The response time can be used to optimize the signaling performance of the diagnostics unit.

  • Page 83: Number Of Strokes Of The Pump Via Parameter

    Commissioning 8.2 Recommendation for the selection of parameters 8.2.8 Number of strokes of the pump via parameter P.40 This parameter is used for the optimal adjustment of the signal processing of the diagnostics unit to the maximum possible number of strokes of the pump. The measurement works in a range from 4 min up to the number of strokes set in parameter P.40.
  • Page 84 Commissioning 8.2 Recommendation for the selection of parameters SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 85: Technical Data

    Technical Data Technical data for the device input Acoustic channels Cycle time • 10 ms Alarm monitoring hysteresis • 1 dB of the alarm parameter Measuring range • 0 ... 100 dB Universal inputs Cycle time • 10 ms Low pass filter time •...
  • Page 86 Technical Data 9.1 Technical data for the device Output Digital outputs Semiconductor relay • Individually isolated, short circuit-proof Switching voltage • 24 V AC/36 V DC, any polarity Destruction limit 35 V AC, 50 V DC • Internal resistance, connected (low •...

  • Page 87: Application-Specific Use Limits

    Technical Data 9.2 Application-specific use limits Communication PROFIBUS DP RS485, switchable terminating resistor Protocol Cyclic with Master C1 and acyclic with Master C2 PC configuration software SIMATIC PDM (not supplied with the device) Application-specific use limits Usage limits for water Delivery side ≥...
  • Page 88 Technical Data 9.3 Technical data for the sensor SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 89: Dimension Drawings

    Dimension drawings 10.1 Dimension drawing of the device 3 mounting holes (M6) Dimensions in mm (inch) SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 90: Dimension Drawing Of The Sensor

    Dimension drawings 10.2 Dimension drawing of the sensor 10.2 Dimension drawing of the sensor Dimensions in mm (inches) SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 91: Profibus Dp

    PROFIBUS DP 11.1 Overview PROFIBUS connection The PROFIBUS connection allows connection to both a class 1 master (e.g. SIMATIC S7) for cyclic communication of measured values and status and to a class 2 master (e.g. SIMATIC PDM) for acyclic transmission of parameters. The device master file "SIEM8115.gsd"...
  • Page 92 PROFIBUS DP 11.1 Overview 3. Module "Status: 4 Sound / 4 AI / Binary" Table 11- 3 Config Byte: 0x17,0x17 -> 16 byte input Byte no. Signal name Sensor 1 status Sensor 2 status Sensor 3 status Sensor 4 status Universal input 1 status Universal input 2 status Universal input 4 status...
  • Page 93 PROFIBUS DP 11.1 Overview 6. Module "Param/4 SoundAmpl+St/4 AI + St" Table 11- 6 Config Bytes: 0xF2,0x94,0x94,0x94,0x94,0x94,0x94,0x94,0x94 -> 46 byte input / 6 byte output Byte no. Signal name 0 to 5 6 byte input/output for indexed reading/writing of parameters 6 to 9 Sensor 1 measured value Sensor 1 status...

  • Page 94: Measured Value And Status Format

    PROFIBUS DP 11.2 Measured value and status format Byte no. Signal name 41 to 44 Universal input 4 measured value Universal input 4 status 46 to 53 8 byte binary status messages, bit coded 11.2 Measured value and status format Measured value number format: 4 byte float (IEEE) Table 11- 8 Status messages...
  • Page 95 PROFIBUS DP 11.3 Meaning of 8 byte binary status signals Meaning of individual bytes Table 11- 9 Byte 1 Byte 1 Code Meaning Bit 7 Res. Reserved Bit 6 Res. Reserved Bit 5 =1 -> Digital output 6 has responded Bit 4 =1 ->...
  • Page 96 PROFIBUS DP 11.3 Meaning of 8 byte binary status signals Byte 4 Code Meaning Bit 4 doI3 Digital signal from universal input 3 Bit 3 doI2St. =1 -> Status "doI2" valid Bit 2 doI2 Digital signal from universal input 2 Bit 1 doI1St.

  • Page 97: Read/Write Parameters

    PROFIBUS DP 11.4 Read/write parameters 11.4 Read/write parameters Block "Input byte"/"Output byte" This block, made up of six input bytes and six output bytes, is used to read or write device parameters and diagnostic counters by indexing. "Master" Byte no. Output 0x01 : Read 0x02 : Write...

  • Page 98: Examples For Profibus Dp

    PROFIBUS DP 11.5 Examples for PROFIBUS DP Byte no. input Dat 4 Data byte, reflected from write job 11.5 Examples for PROFIBUS DP Notation The notation 0x00 is the code used for hexadecimal in the C programming language. Example 1 Parameter "P.5"...

  • Page 99: Index Of Objects

    PROFIBUS DP 11.6 Index of objects Master Byte no. Output Remark 0x02 Write job 0x0D Index for P.13 0x00 Data byte 0x00 Data byte 0x01 Data byte 0x90 Data byte Slave response Byte no. Input Remark 0x01 Job executed 0x0D Reflected index number 0x00 Reflected data byte...
  • Page 100 PROFIBUS DP 11.6 Index of objects Index no. in Meaning Data in Format Unit Range of values byte no. byte no. P.11 unsigned integer 10*dB 0..999 P.12 unsigned integer 10*dB 0 ... 999 P.13 unsigned integer 0 … 9999 P.14 unsigned integer 0 …2 P.15...
  • Page 101 PROFIBUS DP 11.6 Index of objects Index of counters Index no. in byte Meaning Data in Format Unit byte no. P1-UP unsigned integer P1-T unsigned integer A1-UP unsigned integer A1-T unsigned integer P2-UP unsigned integer P2-T unsigned integer A2-UP unsigned integer A2-T unsigned integer P3-UP...
  • Page 102 PROFIBUS DP 11.6 Index of objects SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

  • Page 103: Index

    Qualified personnel, 10 Connecting and configuring universal inputs, 53 Sensor fault, 37 Fault symbol, 37 Serial number, 13 Firmware, 13 Siemens Regional Office, 8 Simulation mode, 39 Summation alarm, 37 Hazardous area, 9 History, 7 Test certification, 9 Type of protection...
  • Page 104 Index valve Defective, 14 Intact, 14 View of the device from the front, 12 Working reliability regulation, 9 Zone 2, 10 SITRANS DA400 for oscillating positive displacement pumps Operating Instructions, 09/2008, A5E00841120-03...

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