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Vega VEGAMET 624 Operating Instructions Manual

Signal conditioning and display instrument for level sensors
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Operating Instructions

VEGAMET 624
4 ... 20 mA/HART signal conditioning instrument
Document ID:
28969
Signal
conditioning instruments
and communication

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Summary of Contents for Vega VEGAMET 624

  • Page 1: Operating Instructions

    Operating Instructions VEGAMET 624 4 … 20 mA/HART signal conditioning instrument Document ID: 28969 Signal conditioning instruments and communication...

  • Page 2: Table Of Contents

    Tendency recognition ......39 Flow measurement ......40 VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 3 11.3 Dimensions ....... 53 Supplementary documentation Information: Supplementary documents appropriate to the ordered version come with the delivery. You can find them listed in chapter "Product description". VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 4: About This Document

    The dot set in front indicates a list with no implied sequence. à Action This arrow indicates a single action. Sequence Numbers set in front indicate successive steps in a procedure. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 5: For Your Safety

    2.2 Appropriate use VEGAMET 624 is a universal signal conditioning instrument and power supply unit for connection of a 4 … 20 mA/HART sensor. You can find detailed information on the application range in chapter "Product description".

  • Page 6: Safety Label On The Instrument

    The environment management system is certified according to DIN EN ISO 14001. Please help us fulfil this obligation by observing the environmental instructions in this manual: Chapter "Packaging, transport and storage" Chapter "Disposal" VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 7: Product Description

    RS232 or Ethernet interface (optional) Terminal socket Type label The type label contains the most important data for identification and use of the instrument: Article number Serial number Technical data VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 8: Principle Of Operation

    "VEGA Tools" and "serial number search". 3.2 Principle of operation VEGAMET 624 is a universal signal conditioning instrument for a Application area number of applications such as level, gauge and process pressure measurement. At the same time, it can serve as power supply unit for connected sensors.

  • Page 9: Packaging, Transport And Storage

    3 Product description Further instructions for setting up the web server and e-mail functions are stated in the online help of PACTware or the VEGAMET 624 DTMs as well as the operating instructions manual "RS232/Ethernet connection". 3.4 Packaging, transport and storage Packaging Your instrument was protected by packaging during transport.

  • Page 10: Mounting

    The plug-in socket is provided with coded pins that can be inserted to prevent accidental interchanging of the various instrument types. With a VEGAMET 624 in Ex version, the supplied coded pins (type coded pin and Ex coded pin) must be inserted by the user according to the below chart.
  • Page 11 11 o 12 o 12 o Fig. 2: Plug-in socket VEGAMET 624 Ex separating chamber Ex coding with Ex version Type coding for VEGAMET 624/625 Bridges for looping the operating voltage VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 12: Connecting To Power Supply

    (low impedance). If potential equalisation currents are expected, the screen connection on the side of VEGAMET 624 must be made via a ceramic capacitor (e. g. 1 nF, 1500 V). The low frequency potential equalisation currents are thus suppressed, but the protective effect against high frequency...
  • Page 13 This input is for sensors with their own, separate operating voltage (sensors in four-wire version). On a VEGAMET 624 in Ex version, the passive input is not available due approval-technical reasons. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 14: Wiring Plan

    Measurement data input with sensor supply (active input) Measurement data input (passive input), not with Ex-ia version 10 Internal fail safe relay 11 4 … 20 mA/HART sensor (two-wire version) VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 15 Measurement data input with sensor supply (active input) Measurement data input (passive input), not with Ex-ia version 10 Internal fail safe relay 11 4 … 20 mA/HART sensor (four-wire version) 12 Power supply for four-wire sensor VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 16: Setup With The Integrated Indicating And Adjustment Unit

    Function The integrated indicating and adjustment unit is used for measured value display, adjustment and diagnosis of VEGAMET 624 as well as the connected sensors. The indication and adjustment are carried out via four keys and a clear, graphic-capable display with background lighting.

  • Page 17: Setup Procedure

    (RS232/Ethernet) or the interface converter VEGACONNECT. Further instructions for setting up the web server and e-mail functions are stated in the online help of PACTware or the VEGAMET 624 DTMs as well as the supplementary instructions manual "RS232/Ethernet connection".
  • Page 18 Info à Select the menu item "Device settings" with [->] and confirm with [OK]. You can assign an unambiguous name to VEGAMET 624 via the Device settings - Device- Device-TAG. This function is recommended when several instruments are implemented and a good documentation of larger systems is required.
  • Page 19 VEGAMET 624. Only carry out the adjustment on one instrument, either on VEGAMET 624 or on the sensor. The adjustment in VEGAMET 624 is always carried out in mA (analogue transmission).
  • Page 20 à Enter now the appropriate distance value in m [m(d)] (corre- sponding to the percentage value) for the empty vessel (e.g. distance from the sensor to the vessel bottom). VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 21 Linearisation curve 1 ▼ linear à Enter the requested parameters via the appropriate keys and save your settings with [OK]. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 22 (safe currentless condition), relay is switched on again when the max. level is exceeded (switch on point > switch off point) Relay operating mode 1 ▼ Overfill protection VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 23 à Enter the requested parameters via the appropriate keys and save your settings with [OK]. Display In menu item "Display" you can adjust the requested indicating value for measurement loops 1 … 3. This is only possible when VEGA sensors are used. Displayed value ▼...
  • Page 24 PACTware or the DTM as well as in the operating instructions manual "RS232/Ethernet connection". An overview of the standard functions and their adjustment options can be found in chapter "Functional overview" in the "Supplement". VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 25: Menu Schematic

    Info Measurement loop Input ① Sensor info ① Sensor setting ① ▶ Input VEGAPULS (addr. 1) Measured variable Display now? Start sensor setting? Operation Distance Damping Linearisation curve Change input? VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 26 Unit of measurement ① Min. adjustment ① Max. adjustment ① 0.00 % 100.00 % Input ≙ ≙ Measured variable ▶ 4.000 mA 20.000 mA Operation 4.035 mA 17.634 mA Damping Linearisation curve VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 27 Diagnostics Service Info Input Scaling: Unit ① Scaling ① Measured variable 0 % = 0.5 kg ▼ Operation Mass Damping 100 % = 50.0 kg ▼ Linearisation curve ▶ Scaling VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 28 Relay outputs Basic meas. value: % ▶ Current output 2 Output mode: 4-20 mA Scaling Current outputs ▼ Current output 3 Failure mode: 0 mA ▼ Meas. loop TAG ▶ Outputs VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 29 Sensor not found Service - Simulation Device settings Measurement loop Display Diagnostics ▶ Service Info Simulation Simulation Simulation ▶ Start simulation? Percent Percent ① Lin. percent Sensor value +034.0 % VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 30 Instrument type Date of manufacture Last change using PC Device characteristics VEGAMET 624 03. February 2004 Display now? 26. September 2004 Serial number Software version 12345678 1.11.00 MAC address 00:30:87:D7:E8:E7 VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 31: Setup With Pactware

    HTML chart. As an alternative, the independent, time or event-controlled transmission of measured values via e-mail is also possible. The measured values can also be called up via a visualisation software. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 32 Alternatively, the autonomous time or event controlled transmission of measured values via e-mail is also possible. Remote parameter adjustment of the instrument and the connected sensors is also possible with PACTware. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 33 Fig. 9: Connection of the PC via RS232 RS232 interface of the PC RS232 interlink cable (article no. LOG571.17347) RS232 modem connection cable (in the scope of delivery) RS232 interface VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 34: Parameter Adjustment With Pactware

    PACTware and the DTMs as well as in the supplementary instructions manual "RS232/Ethernet connection". When connecting via Ethernet, VEGAMET 624 must be provided with Connection via Ethernet a suitable IP address and subnet mask. If the project setup is carried out without assistant (online mode), IP address and subnet mask must be entered additionally in the DTM.
  • Page 35 The connection via Modbus-TCP or ASCII protocol is described in an additional supplementary instruction "Modbus-TCP, ASCII protocol". Both supplementary instructions are attached to each instrument with RS232 or Ethernet interface. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 36: Application Examples

    The filling by a tank car is controll via relay 1 and a valve (overfill protection). The discharge is carried out via a pump and is controlled by relay 2 (dry run protection). The max. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 37: Pump Control 1/2 (Running Time Controlled)

    The signal conditioning instrument selects the relay with the shortest operating time when the switch-on point is reached, and the relay with the longest operating time when the switch-off point is reached. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 38 Input signal is higher than the upper switching point -> Relay with the shortest switch on period is switched on VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 39: Tendency Recognition

    Setup Select in the DTM navigation section the menu items "Meas. loop - Outputs - Relay". E.g. set for relay 1 the mode "Rising tendency" VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 40: Flow Measurement

    The configuration of the flow measurement loop requires PACTware with the suitable DTMs. The example refers to a flow measurement with a radar sensor. The following setup steps must be carried out: VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 41 "Pulse output all" the flow volume after which a pulse should be outputted (e.g. 400 m³ corresponds to one pulse per hour with a flow volume of 400 m³/h). VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 42 flow volume detection despite the "empty" flume. The option "Min. flow volume suppression" offers the possibility to suppress measured flow volumes below a certain percentage value for the flow volume detection. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 43: Maintenance And Fault Rectification

    9 Maintenance and fault rectification 9 Maintenance and fault rectification 9.1 Maintenance When used as directed in normal operation, VEGAMET 624 is completely maintenance free. 9.2 Rectify malfunctions Reaction when malfunc- The operator of the system is responsible for taking suitable measures tions occur to rectify malfunctions.
  • Page 44 à Carry out a fresh adjustment and increase the distance between min. and max. adjustment E021 Scaling span too small à Carry out a fresh scaling, increase the distance between min. and max. scaling. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 45 E110 Relay switching points too close together à Increase the difference between the two relay switching points E111 Relay switching points interchanged à Change relay switching points for "On/Off" VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 46: Instrument Repair

    Please ask the agency serving you for the address of your return shipment. You can find the respective agency on our website www.vega.com under: "Company - VEGA worldwide" VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 47: Dismount

    Materials: see chapter "Technical data" If you have no possibility to dispose of the old instrument professionally, please contact us concerning return and disposal. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 48: Supplement

    Adjustment range HART sensor ± 10 % of sensor measuring range Adjustment range 0.1 % of sensor measuring range min. adjustment delta Connection cable two-wire screened standard cable VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 49 If inductive loads or stronger currents are switched through, the gold plating on the relay contact surface will be permanently damaged. The contact is then no longer suitable for switching low-level signal circuits. VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 50 Isolation resistance Galvanic separation between relay output and digital part 250 V Reference voltage 4 kV Isolation resistance Potential separation between Ethernet interface and digital part 50 V Reference voltage VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 51 Depending on the version, instruments with approvals can have different technical data. For these instruments, the corresponding approval documents have to be taken into account. These are part of the delivery or can be downloaded under www.vega.com via "VEGA Tools" and "serial number search" as well as via "Downloads" and "Approvals".

  • Page 52: Overview Applications/Functionality

    Configure transmission of measured values via e-mail • • • • • Configure transmission of measured values via SMS • • • • • Operating Panel (integrated indicating and adjustment unit) only with VEGAMET 391 VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...

  • Page 53: Dimensions

    11.3 Dimensions Ser. No. 12345678 13 14 15 16 9 10 11 12 23 24 25 26 27 28 17 18 20 21 22 130 mm (5.12") 72 mm (2.84") VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 54 Les lignes de produits VEGA sont globalement protégées par des droits de propriété intellectuelle. Pour plus d'informations, on pourra se référer au site http://www.vega. VEGA lineas de productos están protegidas por los derechos en el campo de la propiedad industrial. Para mayor información revise la pagina web http://www.vega.com Линии...
  • Page 55 Fluctuating product surface 21 - Min. adjustment 20 Functional principle 8 Overfill protection 22, 36 Gateway address 18 PACTware 8, 17 Parameter adjustment 17 Potential equalisation 12 Primary Value 20 Host name 18 VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 56 Subnet mask 18 Tank calculation 34 Tendency recognition 39 Time setting 19 Type label 7 - USB - RS232 adapter 33 Visualization 31 VMI 8 Web server 34 WEB-VV 8 VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 57 Index VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 58 Index VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 59 Index VEGAMET 624 • 4 … 20 mA/HART signal conditioning instrument...
  • Page 60 All statements concerning scope of delivery, application, practical use and operating conditions of the sensors and processing systems correspond to the information avail- able at the time of printing. © VEGA Grieshaber KG, Schiltach/Germany 2009 28969-EN-091116 Subject to change without prior notice...

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