Siemens SITRANS TH400 Operating Instructions Manual
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Siemens SITRANS TH400 Operating Instructions Manual

Siemens SITRANS TH400 Operating Instructions Manual

Temperature transmitter
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Download this manual See also: Operating Instructions Manual
SITRANS TH400
SITRANS
Temperature transmitter
SITRANS TH400
Operating Instructions
7NG3214 SITRANS TH400 with PROFIBUS PA
7NG3215 SITRANS TH400 with FOUNDATION
fieldbus
03/2014
A5E01018688-03
___________________
Introduction
___________________
General safety notes
___________________
Description
___________________
Mounting
___________________
Connecting
___________________
Operation
___________________
Functions
___________________
Service and maintenance
___________________
Technical data
___________________
Dimension drawings
___________________
Spare parts and accessories
___________________
Appendix
1
2
3
4
5
6
7
8
9
10
11
A

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Summary of Contents for Siemens SITRANS TH400

  • Page 1 SITRANS TH400 Connecting ___________________ Operation Operating Instructions ___________________ Functions ___________________ Service and maintenance ___________________ Technical data ___________________ Dimension drawings ___________________ Spare parts and accessories ___________________ Appendix 7NG3214 SITRANS TH400 with PROFIBUS PA 7NG3215 SITRANS TH400 with FOUNDATION fieldbus 03/2014 A5E01018688-03...
  • 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

    Functions .............................. 31 Summary ............................31 Device address ..........................31 7.2.1 SITRANS TH400 PROFIBUS PA ....................31 7.2.2 SITRANS TH400 FOUNDATION field bus .................. 32 Device delivery condition ......................32 Simulation mode .......................... 34 SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 4 Technical data ............................37 Dimension drawings ..........................45 Spare parts and accessories ......................... 47 Appendix .............................. 49 Certificates / EC declaration of conformity .................. 49 Control drawing ........................... 50 Technical support ........................53 Index ..............................55 SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 5: Introduction

    Firmware identification type System integration Installation path for PDM plate PROFIBUS PA version: FW: V2.03 and FW: V2.04 PDM V6.0 SITRANS TH400 02/2007 DD rev. 1.00 Note: The firmware revision of TH400 PROFIBUS PA 2.04 is equivalent to the firmware 06/2010 revision 2.03, even if the...

  • Page 6: Notes On Warranty

    The sales contract contains all obligations on the part of Siemens as well as the complete and solely applicable warranty conditions. Any statements regarding device versions described in the manual do not create new warranties or modify the existing warranty.

  • Page 7: General Safety Notes

    Member States concerning 94/9/EC equipment and protective systems intended for use in potentially explosive atmospheres. The directives applied can be found in the EC declaration of conformity for the associated device. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 8 There is a danger of explosion. • Connect the device with type of protection "Intrinsic safety" solely to an intrinsically safe circuit. • Observe the specifications for the electrical data on the certificate and in Chapter "Technical data". SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 9: Description

    Description Summary The temperature transmitter SITRANS TH400 is available in to basic versions for the fieldbus protocols: ● PROFIBUS PA (7NG3214 ...) ● FOUNDATION fieldbus (7NG3215 ...) Application range ● Linearized temperature measurement with a resistance thermometer or thermocouple; ● Difference, mean value, or redundant temperature measurement with resistance thermometer or thermocouple;...

  • Page 10: Type Plate Structure

    Hardware and firmware revision Pay attention to the Operating Instructions ⑤ ⑥ Serial number with coded production year Order number and production month ⑦ ⑧ Type designation Country of origin Figure 3-1 Nameplate structure SITRANS TH400 SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 11: Mode Of Operation

    In what follows, the mode of operation of the transmitter is explained using the function block diagram. The two versions of the SITRANS TH400 (7NG3214 ... and 7NG3215 ...) are distinguished solely by the type of the fieldbus protocols (PROFIBUS PA or FOUNDATION fieldbus).

  • Page 12: System Communication

    Description 3.6 System communication System communication Figure 3-3 Communications interface SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 13: Mounting

    Danger of explosion in hazardous areas as result of open cable inlet or incorrect conduit system. • In the case of a conduit system, mount a spark barrier at a defined distance from the device input. Observe national regulations and the requirements stated in the relevant approvals. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 14: Installation In The Connection Head

    ● Fixing screws Securing the transmitter in the connection head base ① ② Transmitter Connection head Securing the transmitter in the connection head cover ① ② Transmitter Ceramic base of the measuring element ③ Connection head SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 15: Installation On Din Rail And G Rail

    Order No. 7NG3092-8KA. Adhere to the ambient conditions specified in the technical data. Figure 4-1 Securing the transmitter on DIN rails Figure 4-2 Securing the transmitter on G rails SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 16 Mounting 4.3 Installation on DIN rail and G rail SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 17: Connecting

    • Tighten the cable glands in accordance with the torques specified in Chapter "Technical data". • When replacing cable glands use only cable glands of the same type. • After installation check that the cables are seated firmly. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 18 Danger of explosion through compensating currents between hazardous area and the non- hazardous area. • Only ground shielded cables that run into the hazardous area at one end. • If grounding is required at both ends, use an equipotential bonding conductor. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 19 If the device has been operated outside the ambient conditions specified for potentially explosive atmospheres, you may no longer operate the device in potentially explosive atmospheres. Make sure to permanently mask all Ex markings on the nameplate. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 20: Safety Notes For Connecting In Hazardous Th400

    ≤ 65 °C (T5); T ≤ 45 °C (T6) Maximum values of the auxiliary power supply and signal circuits: = 30 V DC = 300 mA = 1300 mW = 1 μH = 2 nF SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 21 = 17.5 V DC = any = any = 1 μH = 2 nF Maximum values of the sensor circuit for Ex ia: = 5.7 V DC: = 8.4 mA = 12 mW [mH] [μF] SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 22 Zone in accordance with the inspection certificate valid in your country. The surface temperature of the enclosure is euqal to T plus 20 K for a dust layer with a maximum thickness of 5 mm. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 23: Special Safety Consideration For Connecting Sitrans Th300/Th400

    Inside diameter of center hole 6.3 mm (0.25 inch) ③ Fixing screws for the connecting cables 1 to 6 Connections: 1 and 2 Power supply connection U , bus connection 3, 4, 5, and 6 Sensor connections Figure 5-1 SITRANS TH400 connections SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 24: Connection Diagrams

    Line resistance to the correction can be programmed Determination of mean value, difference, or redundancy 2 x two-wire input 1 sensor in two-wire input 1 sensor in three-wire input Line resistance to the correction can be programmed SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 25 With external Pt100 in three- input wire input Determination of mean value, difference, or redundancy With internal cold junction compensation Cold junction compensation with external Pt100 in two-wire input Line resistance to the correction can be programmed SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 26: Voltage Measurement

    1 resistance in two-wire input • One resistance in three-wire input • Line resistance for the correction can be programmed Voltage measurement Voltage measurement A power supply Measuring mean value, difference, and redundancy using two power supplies SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 27: Bus Connection

    Bus installation using PROFIBUS PA as an example. The FOUNDATION Fieldbus should be connected correspondingly. Bus connection Connect the transmitter with its terminals "1" and "2" to the segment coupler. The transmitter acts independent of polarity. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 28 Connecting 5.4 Bus connection SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 29: Operation

    PROFIBUS PA: ● Manual "SIMATIC The Process Device Manager" 05/2008 ● Configuration manual "Temperature measuring instruments SITRANS TH400 PROFIBUS® PA", Configuration manual 02/2007, Order No. A5E01039143 Operation via FOUNDATION Fieldbus You require the following equipment to operate or configure the device: ●...
  • Page 30 Instructions and manuals (http://www.siemens.com/processinstrumentation/documentation) ● SIMATIC PDM: SIMATIC PDM Instructions and Manuals (http://support.automation.siemens.com/WW/llisapi.dll?aktprim=0&lang=en&referer=%2f WW%2f&func=cslib.csinfo&siteid=csius&treeLang=de&groupid=4000002&extranet=stand ard&viewreg=WW&nodeid0=10806857&objaction=csopen) Information on operation of other engineering software or on the used handheld can be found in the respective documentation. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 31: Functions

    Functions Summary You can find detailed information about the software of the SITRANS TH400 - PA/FF for PROFIBUS PA or FOUNDATION fieldbus in the following Programming Manual: ● SITRANS TH400 PROFIBUS PA: Configuration manual, document number A5E01039143; ● SITRANS TH400 FOUNDATION field bus: Configuration manual, document number A5E01039144.

  • Page 32: Sitrans Th400 Foundation Field Bus

    ● When delivered, the SITRANS TH400-FF has a unique physical device identifier. ● The device identifier is a concatenation of the string "SITRANS TH400" and part of the serial number. ● The node address is set to "22".
  • Page 33 Functions 7.3 Device delivery condition Excerpt of important default values for SITRANS TH400-PA and SITRANS TH400-FF Only for SITRANS TH400-PA devices PA address PROFIBUS identification Manufacturer-specific number Only for SITRANS TH400-FF devices Node address SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 34: Simulation Mode

    Simulation mode with FOUNDATION fieldbus Note • To use the simulation mode in SITRANS TH400 FOUNDATION fieldbus you need a special magnetic pin to enable the software simulation mode. • You can obtain this magnetic pin from technical support in the Internet at http://www.siemens.de/automation/support-request.

  • Page 35: Service And Maintenance

    ● Reliability of power supply, lightning protection, and grounds WARNING Impermissible repair and maintenance of the device • Repair and maintenance must be carried out by Siemens authorized personnel only. WARNING Impermissible repair of explosion protected devices Danger of explosion in areas subject to explosion hazard.
  • Page 36 Service and maintenance 8.1 Maintenance SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 37: Technical Data

    0 Ω 10 kΩ transmitter Line resistance per sensor cable Max. 50 Ω Sensor current Nominal 0.2 mA Sensor fault recognition Sensor break recognition Sensor short circuit recognition Short circuit recognition < 15 Ω SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 38 Output response in event of sensor fault Selectable function Value output Status output Output last valid value Last valid value Unsure Output safety value Selected safety value Unsure Output incorrectly calculated Incorrectly calculated value value SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 39: Power Supply

    Measuring accuracy The accuracy is defined as the higher value of general values and basic values. General values Input type Absolute accuracy Temperature coefficient ≤±0.05% of measured value ≤±0.002% of measured value / °C SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 40 < ±0.1% of the measuring span Extended EMC interference immunity: < ±1% of the measuring span NAMUR NE 21, criterion A, burst Construction Dimensions ∅ 44 x 26.3 mm Degree of protection (transmitter IP40/IP00 housing/terminal) Weight 55 g SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 41 Explosion protection ATEX and further approval authorities Certificates and approvals: ATEX Zone 0 and 1 approvals SITRANS TH400 7NG3214-0AN00 SITRANS TH400 7NG3215-0AN00 Explosion protection ATEX and further approval authorities Only the technical data listed in the certificates, e.g. KEMA 06 ATEX 0264, applies to applications in hazardous areas.
  • Page 42 Technical data ATEX Zone 2 approvals SITRANS TH400 7NG3214-0NN00 SITRANS TH400 7NG3215-0NN00 Types of protection for II 3 GD Ex nA[nL] IIC T4...T6 • Zone 2 applications II 3 GD Ex nL IIC T4...T6 • II 3 GD Ex nA[ic] IIC T4...T6 •...
  • Page 43 The complete parameters (entity) and rated conditions can be found in the FM certificate of compliance no. 3027985 and the installation drawing A5E01002219 A. cCSAus for Canada Certificates and approvals: cCSAus SITRANS TH400 7NG3214-0AN00 SITRANS TH400 7NG3214-0NN00 approvals for SITRANS TH400 7NG3215-0AN00 SITRANS TH400 7NG3215-0NN00...
  • Page 44 Technical data SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 45: Dimension Drawings

    Dimension drawings Dimension drawing for SITRANS TH400 Figure 10-1 SITRANS TH400 dimensions Note The dimensions hold for SITRANS TH400 PROFIBUS PA and SITRANS TH400 FOUNDATION fieldbus. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 46 Dimension drawings SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 47: Spare Parts And Accessories

    Spare parts and accessories Transmitter Designation Order No. SITRANS TH400 temperature transmitter for installation in the connection head, with electrical isolation; operating instructions must be ordered separately. Bus capability for PROFIBUS PA Without explosion protection or Zone 2 / DIV2 applications in...
  • Page 48 Spare parts and accessories Factory settings Designation Factory settings SITRANS TH400 PA Sensor Pt100 (IEC 751) in 3-wire input Unit of measurement °C Response in event of Last valid value failure Filter time PA address PROFIBUS ID No. Manufacturer-specific SITRANS TH400 FF...

  • Page 49: Appendix

    Certificates / EC declaration of conformity You can find the certificates and the EC declaration of conformity on the "SITRANS T - temperature transmitters" CD (available separately, Order No. A5E00364512), and on the Internet. SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 50: Control Drawing

    Appendix A.2 Control drawing Control drawing SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 51 Appendix A.2 Control drawing SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 52 Appendix A.2 Control drawing SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 53: Technical Support

    ● Information about field service, repairs, spare parts and lots more under "Services." Additional Support Please contact your local Siemens representative and offices if you have any questions about the products described in this manual and do not find the right answers.
  • Page 54 Appendix A.3 Technical support SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

  • Page 55: Index

    Type plate, 5 Test terminals, 23 G rails, 15 Warning symbols, 7 Hazardous area Laws and directives, 7 History, 5 Hotline, 53 Improper device modifications, 8 Installation path PDM, 5 Internet, 53 Maintenance, 35 SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...
  • Page 56 Index SITRANS TH400 Operating Instructions, 03/2014, A5E01018688-03...

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