Endress+Hauser iTEMP TMT162 Operating Instructions Manual
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Endress+Hauser iTEMP TMT162 Operating Instructions Manual

Temperature field transmitter hart communication
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BA01801T/09/EN/04.24-00
71656044
2024-01-26
Valid as of version
04.02 (device version)
Products
Operating Instructions
iTEMP TMT162
Temperature field transmitter
HART® communication
Solutions
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Summary of Contents for Endress+Hauser iTEMP TMT162

  • Page 1 Products Solutions Services BA01801T/09/EN/04.24-00 71656044 2024-01-26 Valid as of version 04.02 (device version) Operating Instructions iTEMP TMT162 Temperature field transmitter HART® communication...

  • Page 3: Table Of Contents

    TMT162 Table of contents Table of contents Protecting settings from unauthorized access . 33 About this document ....4 Function of document and how to use ..4 Diagnosis and troubleshooting .

  • Page 4: About This Document

    About this document iTEMP TMT162 About this document Function of document and how to use 1.1.1 Document function These Operating Instructions contain all the information required in the various life cycle phases of the device: from product identification, incoming acceptance and storage, to installation, connection, operation and commissioning, through to troubleshooting, maintenance and disposal.
  • Page 5 TMT162 About this document Symbol Meaning Ground connection A grounded terminal which, as far as the operator is concerned, is grounded via a grounding system. Potential equalization connection (PE: protective earth) Ground terminals that must be connected to ground prior to establishing any other connections.

  • Page 6: Documentation

    • Device Viewer (www.endress.com/deviceviewer): Enter the serial number from the nameplate • Endress+Hauser Operations app: Enter serial number from nameplate or scan matrix code on nameplate. The following documentation may be available depending on the device version ordered: Document type...

  • Page 7: Registered Trademarks

    TMT162 About this document Registered trademarks HART® Registered trademark of the FieldComm Group, Austin, Texas, USA Endress+Hauser...

  • Page 8: Safety Instructions

    To ensure continued operational safety and reliability: ‣ Carry out repairs on the device only if they are expressly permitted. ‣ Observe national regulations pertaining to the repair of an electrical device. ‣ Use original spare parts and accessories from Endress+Hauser only. Endress+Hauser...

  • Page 9: Product Safety

    TMT162 Incoming acceptance and product identification Hazardous area To eliminate a danger for persons or for the facility when the device is used in the hazardous area (e.g. explosion protection or safety equipment): ‣ Based on the technical data on the nameplate, check whether the ordered device is permitted for the intended use in the hazardous area.

  • Page 10: Product Identification

    (www.endress.com/deviceviewer): All data relating to the device and an overview of the Technical Documentation supplied with the device are displayed. • Enter the serial number on the nameplate into the Endress+Hauser Operations App or scan the 2-D matrix code (QR code) on the nameplate with the Endress+Hauser Operations App: all the information about the device and the technical documentation pertaining to the device is displayed.
  • Page 11 TMT162 Incoming acceptance and product identification Maximum relative humidity: < 95 % as per IEC 60068-2-30 Pack the device for storage and transportation in such a way that it is reliably protected against impact and external influences. The original packaging provides optimum protection.

  • Page 12: Mounting

    Mounting iTEMP TMT162 Mounting If stable sensors are used, the device can be fitted directly to the sensor. For remote mounting to a wall or stand pipe, two mounting brackets are available. The backlit display can be mounted in four different positions.
  • Page 13 TMT162 Mounting 6. Guide the fieldbus cables (5) through the cable gland of the fieldbus transmitter housing into the connection compartment. 7. Screw the cable gland tight as described in the Ensuring the degree of protection section→  21. The cable gland must meet explosion protection requirements.

  • Page 14: Display Mounting

    Mounting iTEMP TMT162 Display mounting 90° 90° 90° 90° 3 mm A0025417  3 4 display installation positions, attachable in 90° increments Cover clamp Housing cover with O-ring Display with retainer and twist protection Electronics module 1. Remove the cover clamp (1).

  • Page 15: Electrical Connection

    TMT162 Electrical connection Electrical connection Connecting requirements CAUTION The electronics could be destroyed ‣ Switch off power supply before installing or connecting the device. Failure to observe this may result in the destruction of parts of the electronics. ‣...
  • Page 16 Electrical connection iTEMP TMT162 RD RD YE (WH) BK (RD) BK (RD) A0045944  4 Wiring of the field transmitter, RTD, dual sensor input Sensor input 1, RTD, : 2-, 3- and 4-wire Sensor input 2, RTD: 2-, 3-wire Field transmitter power supply and analog output 4 to 20 mA or fieldbus connection A0045949 ...

  • Page 17: Connecting The Measuring Instrument

    TMT162 Electrical connection The following connection combinations are possible when both sensor inputs are assigned: Sensor input 1 RTD or RTD or RTD or Thermocouple resistance resistance resistance (TC), voltage transmitter, transmitter, transmitter, transmitter 2-wire 3-wire 4-wire RTD or resistance ...
  • Page 18 0.7 bar HELP HOME SEND A0033548  7 HART connection with Endress+Hauser power supply unit, including integrated communication resistor Temperature field transmitter HART handheld communicator PLC/process control system Configuration software, e.g. FieldCare, DeviceCare HART Modem Configuration via Field Xpert SMT70 Power supply unit, e.g.

  • Page 19: Special Connection Instructions

    TMT162 Electrical connection ³ 250 W PMC731: PIC0001 Online 1 >Group Select 2 PV 0.7 bar HELP SEND HOME A0033549  8 HART connection with other power supply units that do not have a built-in HART communication resistor Temperature field transmitter...
  • Page 20 Electrical connection iTEMP TMT162 A0045614  10 Electrical connection of surge arrester Sensor 1 Sensor 2 Bus connector and power supply 5.4.1 Surge arrester function test NOTICE To perform the function test on the surge arrester module correctly: ‣ Remove the surge arrester module before performing the test.

  • Page 21: Ensuring The Degree Of Protection

    TMT162 Electrical connection Ensuring the degree of protection The device meets all the requirements of IP66/IP67 protection. Compliance with the following points is mandatory following installation in the field or servicing in order to ensure that IP66/IP67 protection is maintained: •...

  • Page 22: Operation Options

    Operation options of the device Hardware settings via DIP switch and proof-test button HART handheld communicator PLC/process control system Configuration software, e.g. FieldCare, DeviceCare HART Modem Configuration via Field Xpert SMT70 Power supply unit and active barrier, .e.g. RN22 from Endress+Hauser Endress+Hauser...
  • Page 23 TMT162 Operation options 6.1.1 Measured value display and operating elements Display elements °F °C A0034101  14 LC display of the field transmitter (backlit, attachable in 90° increments) Item no. Function Description Bar graph display In increments of 10% with indicators for underranging and overranging.
  • Page 24 Operation options iTEMP TMT162 90° 90° 3 mm A0011211 Procedure for setting the DIP switch or activating the proof test: 1. Remove the cover clamp. 2. Unscrew the housing cover together with the O-ring. 3. If necessary, remove the display with retainer from the electronics module.

  • Page 25: Structure And Function Of The Operating Menu

    TMT162 Operation options Structure and function of the operating menu 6.2.1 Structure of the operating menu Operating menu for operators and maintenances Setup Device tag Unit Assign cur. outp. (PV) 4 mA-value 20 mA-value Sensor type Sensor offset Advanced setup...
  • Page 26 Operation options iTEMP TMT162 The configuration in the SIL mode is different from the configuration in the standard mode. For more detailed information, please refer to the Functional Safety Manual (FY01106T). Submenus and user roles Certain parts of the menu are assigned to certain user roles. Each user role corresponds to typical tasks within the life cycle of the device.

  • Page 27: Access To The Operating Menu Via The Operating Tool

    By using the status information, it is also a simple but effective way of checking their status and condition. Access takes place via the HART protocol or CDI (= Endress+Hauser Common Data Interface).
  • Page 28 Operation options iTEMP TMT162 Source for device description files For details, see →  30 User interface A0045950 6.3.3 Field Xpert Range of functions Field Xpert is an industrial PDA with integrated touchscreen for commissioning and maintaining field devices in explosion hazardous and safe areas. It enables the efficient configuration of FOUNDATION fieldbus, HART and WirelessHART devices.
  • Page 29 TMT162 Operation options 6.3.6 AMS Trex Device Communicator Range of functions Industrial handheld terminal from Emerson Process Management for remote configuration and measured value display via HART protocol. Source for device description files For details, see →  30...

  • Page 30: System Integration

    System integration iTEMP TMT162 System integration Version data for the device Firmware version 04.02.zz • On the title page of the manual • On the nameplate • Firmware version parameter Diagnostics → Device information → Firmware version Manufacturer ID 0x0011 Manufacturer ID parameter Diagnostics →...

  • Page 31: Device Variables And Measured Values

    TMT162 System integration Device variables and measured values The following measured values are assigned to the individual device variables: Device variable code Measured value Sensor 1 Sensor 2 Device temperature Average of sensor 1 and sensor 2 Difference between sensor 1 and sensor 2...
  • Page 32 System integration iTEMP TMT162 Command No. Designation 13, Cmd013 Read TAG, descriptor, date 14, Cmd014 Read primary variable transducer information 15, Cmd015 Read device information 16, Cmd016 Read final assembly number 17, Cmd017 Write message 18, Cmd018 Write TAG, descriptor, date...

  • Page 33: Commissioning

    TMT162 Commissioning Command No. Designation 524, Cmd524 Write condensed status mapping 525, Cmd525 Reset condensed status map 526, Cmd526 Write status simulation mode 527, Cmd527 Simulate status bit Commissioning Function check Before commissioning the measuring point, make sure that all final checks have been carried out: •...
  • Page 34 Commissioning iTEMP TMT162 To unlock the device • either switch the write protection switch on the back of the display to the "OFF" position (hardware write protection), or • deactivate the software write protection via the operating tool. See the description for the 'Define device write protection' parameter.

  • Page 35: Diagnosis And Troubleshooting

    In the event of a serious fault, a device might have to be returned to the manufacturer for repair. Refer to the "Return" section before returning the device to Endress+Hauser. →  44...
  • Page 36 Diagnosis and troubleshooting iTEMP TMT162  Application errors without status messages for RTD sensor connection Fault Possible cause Remedial action Incorrect sensor orientation. Install the sensor correctly. Heat conducted by sensor. Observe the installed length of the sensor. Device programming is incorrect Change the Connection type device (number of wires).

  • Page 37: Overview Of Diagnostic Information

    TMT162 Diagnosis and troubleshooting Overview of diagnostic information 9.2.1 Displaying diagnostic events NOTICE Status signals and diagnostic behavior can be configured manually for certain diagnostic events. If a diagnostic event occurs, however, it is not guaranteed that the measured values are valid for the event and comply with the process for the status signals S and M and the diagnostic behavior: 'Warning' and Disabled'.

  • Page 38: Diagnostic List

    Diagnosis and troubleshooting iTEMP TMT162 Diagnostic event and event text The fault can be identified by means of the diagnostic event. The event text helps you by providing information about the fault. Diagnostic event Status signal Event number Event text ↓...
  • Page 39 TMT162 Diagnosis and troubleshooting Diagnosti Customizable Customizable Status Diagnostic signal Short text Corrective measure behavior number from the from the factory factory Cannot be Cannot be adjusted adjusted Diagnostics for the sensor Device failure 1. Restart device Alarm 2. Replace electronics...
  • Page 40 Diagnosis and troubleshooting iTEMP TMT162 Diagnosti Customizable Customizable Status Diagnostic signal Short text Corrective measure behavior number from the from the factory factory Cannot be Cannot be adjusted adjusted Factory reset active Factory reset in progress, please wait. Warning Initialization active Initialization in progress, please wait.

  • Page 41: Firmware History

    TMT162 Maintenance Firmware history Revision history The firmware version (FW) on the nameplate and in the Operating Instructions indicates the device release: XX.YY.ZZ (example 01.02.01). Change to main version. No longer compatible. The device and Operating Instructions change. Change to functions and operation. Compatible. The Operating Instructions change.

  • Page 42: Repair

    Repair iTEMP TMT162 Repair 11.1 General notes Repairs that are not described in these Operating Instructions must only be carried out directly by the manufacturer or by the service department. 11.2 Spare parts For spare parts currently available for the product, see online at: https://www.endress.com/deviceviewer...
  • Page 43 TMT162 Repair Item no. 1 Housing 2 x thread NPT ½" + terminal block + 1 dummy plug 2 x thread M20x1.5 + terminal block + 1 dummy plug 2 x thread G ½" + terminal block + 1 dummy plug...

  • Page 44: Return

    Various accessories, which can be ordered with the device or subsequently from Endress +Hauser, are available for the device. Detailed information on the order code in question is available from your local Endress+Hauser sales center or on the product page of the Endress+Hauser website: www.endress.com.

  • Page 45: Service-Specific Accessories

    • Automatic verification of exclusion criteria • Automatic creation of the order code and its breakdown in PDF or Excel output format • Ability to order directly in the Endress+Hauser Online Shop The Configurator is available on the Endress+Hauser website: www.endress.com...
  • Page 46 Accessories iTEMP TMT162 one passive current input; the outputs can be operated actively or passively. The RN22 requires a supply voltage of 24 V Technical Information TI01515K RN42 Single-channel active barrier for safe separation of 0/4 to 20 mA standard signal circuits with bidirectional HART transmission The device has one active and one passive current input;...

  • Page 47: Technical Data

    TMT162 Technical data Technical data 13.1 Input Measured variable Temperature (temperature-linear transmission behavior), resistance and voltage. Measuring range It is possible to connect two sensors that are independent of one another . The measuring inputs are not galvanically isolated from each other.

  • Page 48: Output

    Technical data iTEMP TMT162 Min. Thermocouples as Description Measuring range limits measuring per standard span   Recommended temperature range: Type A (W5Re-W20Re) (30) 0 to +2 500 °C (+32 to +4 532 °F) 0 to +2 500 °C (+32 to +4 532 °F) 50 K (90 °F)
  • Page 49 TMT162 Technical data Failure information is created if the measuring information is missing or not valid. A complete list of all the faults occurring in the measuring system is created. Underranging Linear decrease from 4.0 to 3.8 mA Overranging Linear increase from 20.0 to 20.5 mA...
  • Page 50 Technical data iTEMP TMT162 HART device variables The measured values can be freely assigned to the device variables. Measured values for PV, SV, TV and QV (first, second, third and fourth device variable) • Sensor 1 (measured value) • Sensor 2 (measured value) •...

  • Page 51: Power Supply

    TMT162 Technical data 13.3 Power supply Supply voltage Values for non-hazardous areas, protected against polarity reversal: • 11.5 V ≤ Vcc ≤ 42 V (standard) • I ≤ 23 mA Values for hazardous area, see Ex documentation. The transmitter must be powered by a power supply 11.5 to 42 V...

  • Page 52: Performance Characteristics

    Technical data iTEMP TMT162 A0045614  16 Electrical connection of surge arrester Sensor 1 Sensor 2 Bus connector and power supply Grounding The device must be connected to the potential equalization. The connection between the housing and the local ground must have a minimum cross-section of 4 mm (13 AWG).
  • Page 53 TMT162 Technical data Maximum measurement In accordance with DIN EN 60770 and the reference conditions specified above. The error measurement error data correspond to ±2 σ (Gaussian distribution), i.e. 95.45%. The data include non-linearities and repeatability. Typical Standard Designation Measuring range Typical measurement error (±)
  • Page 54 Technical data iTEMP TMT162 Measurement error for thermocouples (TC) and voltage transmitters Standard Designation Measuring range Measurement error (±) Digital Based on measured value Type A (30) 0 to +2 500 °C (+32 to +4 532 °F) ME = ± (0.63 °C (1.13 °F) + 0.017% * (MV - LRV)) IEC 60584-1 +500 to +1 820 °C...
  • Page 55 TMT162 Technical data Sample calculation with Pt100, measuring range 0 to +200 °C (+32 to +392 °F), measured value +200 °C (+392 °F), ambient temperature +35 °C (+95 °F), supply voltage 30 V: Measurement error digital = 0.06 °C + 0.005% * (200 °C - (-200 °C)): 0.08 °C (0.15 °F)
  • Page 56 Technical data iTEMP TMT162 • Callendar van Dusen coefficients (Pt100 resistance thermometer) The Callendar van Dusen equation is described as: R T = R 0 [1+AT+BT²+C(T-100)T³] The coefficients A, B and C are used to match the sensor (platinum) and transmitter in order to improve the accuracy of the measuring system.
  • Page 57 TMT162 Technical data Ambient temperature: Supply voltage: Designation Standard Influence (±) per 1 °C (1.8 °F) change Influence (±) per V change Ni100 (6) DIN 43760 ≤ 0.004 °C ≤ 0.005 °C IPTS-68 (0.007 °F) (0.009 °F) Ni120 (7) ≤...
  • Page 58 Technical data iTEMP TMT162 Ambient temperature: Supply voltage: Designation Standard Influence (±) per 1 °C (1.8 °F) change Influence (±) per V change GOST ≤ 0.02 °C Type L (43) R8.585-2001 (0.04 °F) Voltage transmitter (mV) 0.001 % 0.001 % –20 to 100 mV...

  • Page 59: Environment

    TMT162 Technical data Long-term drift, thermocouples (TC) and voltage transmitters Designation Standard Long-term drift (±) after 1 year after 3 years after 5 years Based on measured value ≤ 0.048% * (MV - LRV) or ≤ 0.072% * (MV - LRV) or ≤...
  • Page 60 Technical data iTEMP TMT162 With surge arrester –40 to +85 °C (–40 to +185 °F) module SIL mode –40 to +75 °C (–40 to +167 °F) The display may react slowly at temperatures < –20 °C (–4 °F). The readability of the display cannot be guaranteed at temperatures <...

  • Page 61: Mechanical Construction

    TMT162 Technical data Pollution degree 13.6 Mechanical construction Design, dimensions Dimensions in mm (in) °C 112 (4.41) 132.5 (5.22)* A0024608  17 Die-cast aluminum housing for general applications, or optional stainless steel housing (316L) * Dimensions without display = 112 mm (4.41") •...

  • Page 62: Certificates And Approvals

    Technical data iTEMP TMT162 Cable entries Version Type Thread 2x thread ½" NPT 2x thread M20 2x thread G½" Cable gland 2x coupling M20 13.7 Certificates and approvals Current certificates and approvals for the product are available at www.endress.com on the relevant product page: 1.

  • Page 63: Operating Menu And Parameter

    TMT162 Operating menu and parameter description Operating menu and parameter description The following tables list all the parameters in the "Setup", "Diagnostics" and "Expert" operating menus. The page reference indicates where a description of the parameter can be found in the manual.
  • Page 64 Operating menu and parameter description iTEMP TMT162 Setup → Advanced setup → Current output → Output current →  79 Failure mode →  79 Failure current →  79 4 mA current trimming →  79 20 mA current trimming →...
  • Page 65 TMT162 Operating menu and parameter description Diagnostics → Device information → Device tag →  70 Serial number →  89 Firmware version →  89 Device name →  89 Order code →  89 Configuration counter →  90 Diagnostics →...
  • Page 66 Operating menu and parameter description iTEMP TMT162 Expert → Sensor → Measurement channels →  94 Expert → Sensor → Sensor n → Sensor type n →  72 Connection type n →  73 2-wire compensation n →  73 Reference junction n →...
  • Page 67 TMT162 Operating menu and parameter description Expert → Communication → HART configuration → Device tag →  70 HART short tag →  103 HART address →  103 No. of preambles →  103 Configuration changed →  103 Reset configuration changed →...

  • Page 68: Previous Diagnostics 1

    Operating menu and parameter description iTEMP TMT162 Expert → Diagnostics → Actual diagnostics 1 →  86 Previous diagnostics 1 →  86 Reset backup →  86 Operating time →  86 Expert → Diagnostics → Diagnostic list →...
  • Page 69 Diagnostics → Diagnostic settings → Status signal → →  117 Sensor, electronics, process, configuration Additional functions → Compare datasets Save / restore Create documentation These parameters only appear in FDT/DTM-based operating tools, such as Endress+Hauser' s FieldCare and DeviceCare Endress+Hauser...

  • Page 70: Setup" Menu

    Operating menu and parameter description iTEMP TMT162 14.1 "Setup" menu This menu contains all the parameters that are needed to configure the basic settings of the device. The transmitter can be put into operation with this limited parameter set. n = Stands for the number of sensor inputs (1 and 2) Backup function If the option Sensor 1 (backup sensor 2) or Average: 0.5 x (SV1+SV2) with backup is...
  • Page 71 TMT162 Operating menu and parameter description Unit Navigation Setup → Unit Expert → System → Unit Description Use this function to select the engineering unit for all the measured values. Options • °C • °F • K • °R •...
  • Page 72 Operating menu and parameter description iTEMP TMT162 Prerequisite In the Assign current output (PV) parameter, the option Sensor 1 (Backup sensor 2) or 0.5 x (SV1+SV2) with backup must be configured. Description Select the method for resetting the device from the sensor backup function to normal measuring mode.
  • Page 73 TMT162 Operating menu and parameter description Navigation Setup → Sensor type n Expert → Sensor → Sensor n → Sensor type n Description Use this function to select the sensor type for the sensor input in question. • Sensor type 1: settings for sensor input 1 •...
  • Page 74 Operating menu and parameter description iTEMP TMT162 Navigation Setup → Reference junction n Expert → Sensor → Sensor n → Reference junction n Prerequisite A thermocouple (TC) sensor must be selected as the sensor type. Description Use this function to select reference junction measurement for temperature compensation of thermocouples (TC).
  • Page 75 TMT162 Operating menu and parameter description 14.1.1 "Advanced setup" submenu Enter access code Navigation Setup → Advanced setup → Enter access code Expert → Enter access code Description Use this function to enable the service parameters via the operating tool. In the event of entering an incorrect access code, users retain their current access authorization.
  • Page 76 Operating menu and parameter description iTEMP TMT162 Factory setting Operator Locking status Navigation Setup → Advanced setup → Locking status Expert → Locking status Description Displays the device locking status (software, hardware or SIL-locked). The DIP switch for hardware locking is provided on the electronics module. When write protection is activated, write access to the parameters is disabled.
  • Page 77 TMT162 Operating menu and parameter description Drift/difference mode Navigation Setup → Advanced setup → Sensor → Drift/difference mode Expert → Sensor → Drift/calibration → Drift/difference monitoring Description Use this function to choose whether the device reacts to the drift/difference set point being exceeded or undershot.
  • Page 78 Operating menu and parameter description iTEMP TMT162 Options 0.1 to 999.0 K (0.18 to 1 798.2 °F) Factory setting 999.0 Sensor switch set point Navigation Setup → Advanced setup → Sensor → Sensor switch set point Expert → Sensor → Drift/calibration → Sensor switch set point Description Use this function to set the threshold value for sensor switching →...

  • Page 79: Output Current

    TMT162 Operating menu and parameter description ↓ 8. End Output current Navigation Setup → Advanced setup → Current output → Output current Description Displays the calculated output current in mA. Failure mode Navigation Setup → Advanced setup → Current output→ Failure mode Expert →...

  • Page 80: 20 Ma Current Trimming

    Operating menu and parameter description iTEMP TMT162 Description Use this function to set the correction value for the current output at the start of the measuring range at 4 mA →  78. User entry 3.85 to 4.15 mA Factory setting...

  • Page 81: Value 1 Display

    TMT162 Operating menu and parameter description User entry 4 to 20 s Factory setting Value 1 display (Value 2 or 3 display) Navigation Setup → Advanced setup → Display → Value 1 display (value 2 or 3 display) Expert → System → Display → Value 1 display (value 2 or 3 display) Description Use this function to select a measured value that is shown on the local display.

  • Page 82: Sil Option

    Operating menu and parameter description iTEMP TMT162 Selection • x • x.x • x.xx • x.xxx • x.xxxx • Automatic Factory setting "SIL" submenu This menu only appears if the device was ordered with the ' S IL mode' option. The SIL option parameter indicates whether the device can be operated in the SIL mode.

  • Page 83: Sil Checksum

    TMT162 Operating menu and parameter description Display • Checking SIL option • Startup normal mode • Wait for checksum • Self diagnostic • Normal mode • Download active • SIL mode active • Safe para start • Safe param running •...

  • Page 84: Restart Device

    Operating menu and parameter description iTEMP TMT162 Navigation Setup → Advanced setup → SIL → Deactivate SIL Description Use this button to quit the SIL operating mode. Restart device Navigation Setup → Advanced setup → SIL → Restart device Description Use this button to restart the device.
  • Page 85 TMT162 Operating menu and parameter description Navigation Setup → Advanced setup → Administration → Define software write protection code Expert → System → Administration → Define software write protection code Description Use this function to set a write protection code for the device.

  • Page 86: Diagnostics" Menu

    Operating menu and parameter description iTEMP TMT162 14.2 "Diagnostics" menu All the information that describes the device, the device status and the process conditions can be found in this group. Actual diagnostics 1 Navigation Diagnostics → Actual diagnostics 1 Expert → Diagnostics → Actual diagnostics 1 Description Displays the current diagnostic message.
  • Page 87 TMT162 Operating menu and parameter description Navigation Diagnostics → Operating time Expert → Diagnostics → Operating time Description Displays the length of time the device has been in operation. Display Hours (h) 14.2.1 "Diagnostic list" submenu Up to 3 diagnostic messages currently pending are displayed in this submenu. If more than 3 messages are pending, the messages with the highest priority are shown on the display.
  • Page 88 Operating menu and parameter description iTEMP TMT162 Display • - - - - - - • Sensor 1 • Sensor 2 • Device temperature • Current output • Terminal temperature 14.2.2 "Event logbook" submenu Previous diagnostics n n = Number of diagnostics messages (n = 1 to 5) Navigation Diagnostics →...
  • Page 89 Displays the serial number of the device. It can also be found on the nameplate. Uses of the serial number • To identify the measuring device quickly, e.g. when contacting Endress+Hauser. • To obtain specific information on the measuring instrument using the Device Viewer: www.endress.com/deviceviewer...
  • Page 90 Operating menu and parameter description iTEMP TMT162 Description Displays the order code of the device. It can also be found on the nameplate. The order code is generated by a reversible transformation from the extended order code, which defines all the device features of the product structure. In contrast, the device features cannot be read directly from the order code.
  • Page 91 TMT162 Operating menu and parameter description "Min/Max values" submenu Sensor n min value n = Stands for the number of sensor inputs (1 and 2) Navigation Diagnostics → Measured values → Min/max values → Sensor n min value Expert → Diagnostics → Measured values → Min/max values → Sensor n min value...
  • Page 92 Operating menu and parameter description iTEMP TMT162 14.2.5 "Simulation" submenu Current output simulation Navigation Diagnostics → Simulation → Current output simulation Expert → Diagnostics → Simulation → Current output simulation Description Use this function to switch simulation of the current output on and off. The display alternates between the measured value and a diagnostics message of the "function check"...

  • Page 93: Expert" Menu

    TMT162 Operating menu and parameter description 14.3 "Expert" menu The parameter groups for the Expert setup contain all the parameters of the "Setup" and "Diagnostics" operating menus, as well as other parameters that are solely reserved for experts. Descriptions of the additional parameters can be found in this section.
  • Page 94 Operating menu and parameter description iTEMP TMT162 Additional information The current output reacts with an exponential delay to fluctuations in the measured value. The time constant of this delay is specified by this parameter. If a low time constant is entered, the current output follows the measured value quickly.
  • Page 95 TMT162 Operating menu and parameter description "Sensor 1/2" submenu n = Stands for the number of sensor inputs (1 and 2) Sensor type n →  72 Navigation Setup → Sensor type n Expert → Sensor → Sensor n → Sensor type n Connection type n →...
  • Page 96 Operating menu and parameter description iTEMP TMT162 Sensor serial number Navigation Expert → Sensor → Sensor n → Serial no. sensor Description Use this function to enter the serial number of the connected sensor. User entry String with up to 12 characters consisting of numbers and/or text...
  • Page 97 TMT162 Operating menu and parameter description Description Use this function to select the linearization method to be used for the connected sensor. The original linearization can be restored by resetting this parameter to the Factory setting option. Options • Factory setting •...
  • Page 98 Operating menu and parameter description iTEMP TMT162 Navigation Expert → Sensor → Sensor n → Sensor trimming → Reset trim Description The Assistant resets the values for sensor trimming to the default value. User entry Activate the button "Linearization" submenu...
  • Page 99 TMT162 Operating menu and parameter description Prerequisite The RTD platinum (Callendar van Dusen) option is enabled in the Sensor type parameter. Description Use this function to set the coefficients for sensor linearization based on the Callendar van Dusen method.
  • Page 100 Operating menu and parameter description iTEMP TMT162 Factory setting Depends on the sensor type selected. Sensor n upper limit Navigation Expert → Sensor → Sensor n → Linearization → Sensor n upper limit Prerequisite The RTD platinum, RTD poly nickel or RTD copper polynomial option is enabled in the Sensor type parameter.
  • Page 101 TMT162 Operating menu and parameter description Control Navigation Expert → Sensor → Drift/calibration → Control Description Option to control the calibration counter. The countdown duration (in days) is specified with the Start value parameter. Options • Off: Stops the calibration counter •...
  • Page 102 Operating menu and parameter description iTEMP TMT162 Navigation Setup → 20 mA value Expert → Output → 20 mA value Failure mode →  79 Navigation Setup → Advanced setup → Current output→ Failure mode Expert → Output → Failure mode Failure current →...
  • Page 103 TMT162 Operating menu and parameter description Navigation Diagnostics → Device information → Device tag Expert → Communication → HART configuration → Device tag HART short tag Navigation Expert → Communication → HART configuration → HART short tag Description Use this function to define a short tag for the measuring point.
  • Page 104 Operating menu and parameter description iTEMP TMT162 Reset configuration changed Navigation Expert → Communication → HART configuration → Reset configuration changed Description The Configuration changed information is reset by a master (primary or secondary). User entry Activate the button "HART info" submenu...
  • Page 105 TMT162 Operating menu and parameter description Manufacturer ID Navigation Expert → Communication → HART info → Manufacturer ID Expert → Diagnostics → Device information → Manufacturer ID Description Displays the manufacturer ID under which the device is registered with the FieldComm Group.
  • Page 106 Operating menu and parameter description iTEMP TMT162 Navigation Expert → Diagnostics → Device information → Hardware revision Expert → Communication → HART info → Hardware revision Description Displays the hardware revision of the device. Software revision Navigation Expert → Communication → HART info → Software revision Description Use this function to display the software revision of the device.
  • Page 107 TMT162 Operating menu and parameter description Longitude Navigation Expert → Communication → HART info → Longitude Description Use this function to enter the longitude coordinates that describe the device location. User entry –180.000 to +180.000 ° Factory setting Latitude Navigation Expert →...
  • Page 108 Operating menu and parameter description iTEMP TMT162 Options • No fix • GPS or Standard Positioning Service (SPS) fix • Differential PGS fix • Precise positioning service (PPS) • Real Time Kinetic (RTK) fixed solution • Real Time Kinetic (RTK) float solution •...
  • Page 109 TMT162 Operating menu and parameter description Navigation Expert → Communication → HART output → SV Description Use this function to display the secondary HART value Assign TV Navigation Expert → Communication → HART output → Assign TV Description Use this function to assign a measured variable to the tertiary HART value (TV).
  • Page 110 Operating menu and parameter description iTEMP TMT162 "Burst configuration 1 to 3" submenu Up to 3 burst modes can be configured. Burst mode Navigation Expert → Communication → Burst configuration 1 to 3 → Burst mode Description Activation of the HART burst mode for burst message X. Message 1 has the highest priority, message 2 the second-highest priority, etc.
  • Page 111 TMT162 Operating menu and parameter description Burst variable n n = Number of burst variables (0 to 7) Navigation Expert → Communication → Burst configuration 1 to 3 → Burst variable n Prerequisite This parameter can only be selected if the Burst mode option is enabled.
  • Page 112 Operating menu and parameter description iTEMP TMT162 Description Use this function to select the event that triggers burst message X. • Continuous: The message is triggered in a time-controlled manner, at least observing the time interval defined in the Min. update period parameter.
  • Page 113 TMT162 Operating menu and parameter description Factory setting 1000 Max. update period Navigation Expert → Communication → Burst configuration 1 to 3 → Max. update period Prerequisite This parameter is dependent on the selection in the Burst trigger mode.
  • Page 114 Operating menu and parameter description iTEMP TMT162 User entry Activate the relevant button Serial number→  89 Navigation Diagnostics → Device information → Serial number Expert → Diagnostics → Device information → Serial number Firmware version →  89 Navigation Diagnostics →...
  • Page 115 TMT162 Operating menu and parameter description Navigation Expert → Communication → HART info → Manufacturer ID Expert → Diagnostics → Device information → Manufacturer ID Manufacturer Navigation Expert → Diagnostics → Device information → Manufacturer Description Displays the manufacturer name.
  • Page 116 Operating menu and parameter description iTEMP TMT162 Device temperature →  90 Navigation Diagnostics → Measured values → Device temperature Expert → Diagnostics → Measured values → Device temperature "Min/Max values" submenu For a detailed description, see →  91 The following section provides a description of the additional parameters in this submenu that only appear in the Expert mode.
  • Page 117 TMT162 Operating menu and parameter description Display If simulation is active, the relevant diagnostic event is displayed with the configured status signal. →  37 Options Off, or a diagnostic event from the defined list of diagnostic events →  37 Factory setting Current output simulation →...
  • Page 118 Operating menu and parameter description iTEMP TMT162 Description A certain status signal is assigned at the factory to each diagnostic event in the categories: Sensor, electronics, process and configuration . The user can change this assignment for certain diagnostic events via the diagnostic settings. →  38...

  • Page 119: Index

    TMT162 Index Index 0 … 9 Device name ......89, 114 Device reset (parameter) ..... . 84 2-wire compensation (parameter) .
  • Page 120 Index iTEMP TMT162 Operating tools ......30 Reset sensor min/max values (parameter) ..116 HART revision .
  • Page 122 *71656044* 71656044 www.addresses.endress.com...

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