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Siemens SITRANS TH400 Operating Instructions Manual

Sitrans t series temperature transmitter
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SITRANS TH400
SITRANS T
Temperature transmitter
SITRANS TH400
Operating Instructions
7NG3214 SITRANS TH400 with PROFIBUS PA
7NG3215 SITRANS TH400 with FOUNDATION
fieldbus
06/2010
A5E01018688-02
___________________
Introduction
___________________
General safety notes
___________________
Description
___________________
Assembly
___________________
Connecting
___________________
Operation
___________________
Commissioning
___________________
Functions
___________________
Service and maintenance
___________________
Technical data
___________________
Dimension drawings
___________________
Spare parts and accessories
___________________
Appendix
1
2
3
4
5
6
7
8
9
10
11
12
A

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  • Page 1 Connecting ___________________ Operation Operating Instructions ___________________ Commissioning ___________________ 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 06/2010 A5E01018688-02...
  • 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

    Safety information on connecting up ...................19 5.1.1 General safety information on connecting up ................19 5.1.2 Safety notes when connecting in hazardous areas ..............20 Connection assignments......................22 Connection diagrams ........................23 Bus connection..........................26 Operation..............................27 Commissioning ............................29 SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 4 Summary ............................. 31 Device address ........................... 32 8.2.1 SITRANS TH400 PROFIBUS PA ....................32 8.2.2 SITRANS TH400 FOUNDATION field bus ................. 32 Device delivery condition ......................33 Simulation mode ......................... 34 8.4.1 Simulation mode in PROFIBUS PA .................... 34 8.4.2 Simulation mode with FOUNDATION fieldbus................

  • Page 5: Introduction

    The documentation of this edition is applicable for the following firmware variants: Edition Firmware identification type System integration Installation path for PDM plate PROFIBUS PA version: FW: V2.03 PDM V6.0 SITRANS TH400 02/2007 DD rev. 1.00 06/2010 FOUNDATION fieldbus version: FW: V2.03 Standard fieldbus Not relevant. 02/2007...

  • Page 6: Notes On Warranty

    The contents of this programming manual 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 7: General Safety Notes

    ● For explosion-proof devices: They are authorized, trained, or instructed in carrying out work on electrical circuits for hazardous systems. ● They are trained or instructed in maintenance and use of appropriate safety equipment according to the safety regulations. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 8: Laws And Directives

    ● Canadian Electrical Code (CEC) (Canada) ● The working reliability regulation (Germany) Further provisions for hazardous areas, these are for example: ● IEC 60079-14 (international) ● EN 60079-14 (formerly VDE 0165, T1) (EU, Germany) See also Certificates (http://www.siemens.com/processinstrumentation/certificates) SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 9: Measures

    The damage to a module caused by overvoltage cannot normally be detected immediately, it only becomes apparent after a longer period of operating time has elapsed. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 10 General safety notes 2.5 Measures SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 11: 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 12: Product Features

    ● Capable of communication via PROFIBUS PA and FOUNDATION fieldbus. For example, sensor activation and measuring range can be programmed with it. ● Configuration via PROFIBUS PA with SIMATIC PDM (SITRANS TH400 as PROFIBUS PA version) or via FOUNDATION fieldbus with Emerson AMS, handheld 375 (SITRANS TH400 as FOUNDATION fieldbus version).

  • Page 13: 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 14: System Communication

    Description 3.6 System communication System communication Figure 3-3 Communications interface SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 15: Assembly

     Install the transmitter in an enclosure appropriate for the envisaged application  In hazardous areas, also observe the requirements specified in the Ex certificates and approvals.  Comply with the ambient conditions specified in the technical data. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 16: 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, 06/2010, A5E01018688-02...

  • Page 17: 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, 06/2010, A5E01018688-02...
  • Page 18 Assembly 4.3 Installation on DIN rail and G rail SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 19: Connecting

     At an ambient temperature T ≥ 60 °C, use heat-resistant cables approved for an ambient temperature of at least 20 K higher.  Use cables with wires that have a maximum cross-sectional area of 2.5 mm See also Connection diagrams (Page 23) SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 20: Safety Notes When Connecting In Hazardous Areas

    The input circuit is thus electrically isolated from the sensor circuit. The isolation does not satisfy the requirements for infallible electrical isolation in the sense of the intrinsic safety standard EN / IEC 60079-11, but does withstand a test voltage of 500 V AC/1 minute. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 21 Additional requirements for use in dust explosion protected areas Install the transmitter in an enclosure suitable for the respective type of dust and corresponding Zone in accordance with the inspection certificate valid in your country. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 22: Connection Assignments

    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, 06/2010, A5E01018688-02...

  • Page 23: 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, 06/2010, A5E01018688-02...
  • Page 24 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, 06/2010, A5E01018688-02...

  • Page 25: 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, 06/2010, A5E01018688-02...

  • Page 26: 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, 06/2010, A5E01018688-02...

  • Page 27: 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 28 ● Configuration manuals: Instructions and Manuals (http://www.siemens.com/processinstrumentation/documentation) ● SIMATIC PDM: SIMATIC PDM instructions and manuals (http://support.automation.siemens.com/WW/view/de/10806857/133300) Information on operation of other engineering software or on the used handheld can be found in the respective documentation. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 29: Commissioning

    5. Wait about 10 seconds. After this start-up time the transmitter is operational. Note Warming-up To obtain exact measured values, the transmitter needs to be allowed to warm up for five minutes or so after the power supply has been switched on. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 30 Commissioning SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • 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: Device Address

    ● 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: Device Delivery Condition

    8.3 Device delivery condition Device delivery condition The device parameters of the SITRANS TH400 - PA/FF are set to default values. You will find the default settings in the relevant "Configuration Manuals". When the SITRANS TH400 is delivered, the following parameters are set differently from the...

  • 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

    Service and maintenance The transmitter is maintenance-free. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 36 Service and maintenance SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • 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, 06/2010, A5E01018688-02...
  • Page 38 Sensor short circuit recognition Short circuit recognition < 3 mV Sensor current in case of break monitoring 4 μA Millivolt transmitter - voltage input Measuring range -800 ... +800 mV Input resistance 10 MΩ SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 39: Power Supply

    -40 ... +85°C (-40 to +185°F) Permissible storage temperature -40 ... +85°C (-40 to +185°F) Relative humidity ≤ 98%, condensing Dielectric strength Test voltage AC 500 V for 60 s Continuous operation AC 50 V/DC 75 V SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 40 EMC 2004/108/EC Emission and interference EN 61326 immunity EMC of interference voltage influence < ±0.1% of the measuring span Extended EMC interference immunity: NAMUR NE 21, criterion A, burst < ±1% of the measuring span SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • 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 Explosion protection ATEX and further approval authorities Only the technical data listed in the certificates, e.g. KEMA 06 ATEX 0263 X, applies to applications in hazardous areas. II 3 GD Ex nA[nL] IIC T4...T6 Types of protection for ...
  • Page 43 Technical data FM for USA Certificates and approvals: FM approvals for SITRANS TH400 7NG3214-0AN00 SITRANS TH400 7NG3214-0NN00 SITRANS TH400 7NG3215-0AN00 SITRANS TH400 7NG3215-0NN00 IS Class I, Div 1, NI Class I, Div 2, Groups A, B, C, D FM 3027985 ...
  • Page 44 Technical data SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 45: Dimension Drawings

    Dimension drawings Dimension drawing for SITRANS TH400 Figure 11-1 SITRANS TH400 dimensions Note The dimensions hold for SITRANS TH400 PROFIBUS PA and SITRANS TH400 FOUNDATION fieldbus. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 46 Dimension drawings SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • 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: Factory Settings

    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. See also Certificates (http://www.siemens.com/processinstrumentation/certificates) SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 50: Control Drawing

    Imax or Ii 120 mA 300 mA 250 mA 900 mA 0.84 W 1.3 W 2.0 W 5.32W 2.0 nF 2.0 nF 2.0 nF 2.0 nF 1 μH 1 μH 1 μH 1 μH SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 51 5.32 W parameter Imax is not required and need 2.0 nF 2.0 nF not be aligned with the parameter Isc or It 1 μH 1 μH of the barrier or associated nonincendive field wiring apparatus. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 52 Ca or Co : 40 μF La or Lo : 200 mH Terminal 1.2 Ci: 2.0 nF Li: 1 μH -40°C ≤ Ta ≤ +85°C T1..T4 -40°C ≤ Ta ≤ +75°C -40°C ≤ Ta ≤ +60°C SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • 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, 06/2010, A5E01018688-02...

  • Page 55: Glossary

    Representation of a variable, e.g. time, in the form of characters or numbers. In its digital representation, this variable can be changed only in pre-defined steps. In contrast to "Analog". Deutsches Institut für Normung e. V. - German institute for standardization SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 56 Failure/Fault Failure: A resource is no longer capable of executing a required function. Fault: Undesired state of a resource indicated by the incapability of executing a required function. Fault Failure/Fault → SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 57 Standardized parameter sets can be used for the manufacture-independent operation of all HART devices. Typical applications include transmitters for measuring mechanical and electrical dimensions. International Protection = international degree of protection SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 58 It consists of a sensor, logic unit/control system and final controlling element. Example: A safety-instrumented system is made up of a pressure transmitter, a limit signal sensor and a control valve. Sensor Converter that converts mechanical or other non-electrical variables into electrical signals. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 59 ● Average probability of dangerous failure of a safety function in case of demand (PFD ● Hardware fault tolerance (HFT) ● Safe failure fractions (SFF) The Universal Serial Bus (USB) is a serial bus system for connecting a PC/laptop to external devices such as: modems. SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 60 Glossary SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

  • Page 61: Index

    Limited energy ic/nL (Zone 2), 9 Non-sparking nA (Zone 2), 9 Hazardous area, 8 Health and safety at work regulations, 20 History, 5 Hotline, 53 Zone 2, 9 Installation path PDM, 5 Internet, 53 Intrinsic safety, 9 SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...
  • Page 62 Index SITRANS TH400 Operating Instructions, 06/2010, A5E01018688-02...

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