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STT 750 SMARTLINE Temperature Transmitter User`s Manual

1. ras 24 4 5 Monitoring the Display sts cost copasicestenisoosodorsdosianiis dedos Loc adesia cl sedan siso les a los acesa dal 26 AS Displays anta reste goal ao isso Lisa a UE id at oi isa silat ations daa 26 9 Maintenance rererere eantaiio NN 27 Sola COVE Wa A AS DDR RAR EA AE Chas asc AR aie des 27 5 2 Preventive Maintenance Practices and Schedules a 27 5 3 Replacing the Communication Module eeeceeseeeseeeeeescecaecsaecesecsseesseeeseeeseesseeeees 27 O Calibration an ROOT 31 6 1 Recommendations for Transmitter Calibration eras 31 6 2 Calibration Procedures oinen AA seed cache A A oi get week ach veal Raed Cave hata 31 A ctealbed Seed sssctweeenscavestesodeaebgideuetetsvocteugebaneebes EEE EENEN er Te 33 Tal ONIS da Az 33 7 2 Critical Diagnostics Screens ici A iaa 33 7 2 1 Fault Conditions and Recommended Corrective Actions ooooonoccnnocnnoccnoncnonononccnnaconccnno 33 O Parto IST sacas sets EEE ERES IO 35 Side MOVELRVIC Wc cies arado ca E ROS 35 Appendix A PRODUCT CERTIFICATIONS erae cerre EE eA e ee E A E a a e E e 39 O Appendix B Security siso arii a i i EE E A AE bees EE A E ceases 51 8 2 How to report security vulnerability errar conan cnn ccnn anos 51 Gloss tia 52 Page viii STT 750 Temperature Transmitter User s Manual Revision 1 List of Figures Figure 1 STT 750 Major Assemblies eire eiae ei etaa er eE e
2. Percent Output thermocouples None Screen Decimal X X Select the PV decimal resolution to be X XX shown on selected screen from list X XXX Screen Units Writable only for C F R K UA appropriate engineering units Press to TC RTD sensor enter types only menu Range Cal Units selection Visible for TC and C F R K Select the ranging and calibration RTD sensor type temperature units and to only select Sensor Type mV TC RTD Ohm entry Select Sensor Type to enter Senora E Select Sensor ID for selected Sensor Sensor Identifier Type RTD Type Visible for RTD sensor 2 Wire 3 Wire 4 Wire Select the RTD Type according to the type only number of lead wires RTD Lead Wire Visible for RTD sensor type and 2 HHH HH Resistance valve of the sensor lead wire RTD type i wire only if RTD only Poena HHHH HH Bias on the measured value sensor Galko Rt HHHH HH Calibration low point for Sensor Page 20 STT 750 Temperature Transmitter User s Manual Revision 1 Sensor Cal Hi Pt HHH HH Calibration high point for Sensor Do Sensor Cal Lo Confirm Executing this selection corrects the Cal Low Point based on the input measurement Do Sensor Cal Hi Confirm Executing this selection corrects the Cal High Point based on the input measurement Press to enter menu selection t and to select entry to enter Sensor LRV HHH HH Lower Range Value representing 0
3. Failsafe UP High Write Protect OFF Not Protected Failsafe DOWN Low Write Protect OFF Not Protected Failsafe UP High Write Protect ON Protected Failsafe DOWN Low Write Protect On Protected 1 Turn OFF Transmitter power Power removal is only required in accordance with area safety approvals Power removal is only required in Class 1 Div 1 Explosion proof and Class 1 Div 2 environments 2 Loosen the end cap lock and unscrew the end cap from the electronics side of the Transmitter housing 3 If equipped with a Display module carefully depress the two tabs on the sides of the Display Module and pull it off Revision 1 STT 750 Temperature Transmitter User s Manual Page 25 4 If necessary unplug the interface connector from the Communication module Do not discard the connector 5 Set the Failsafe Jumper top jumper to the desired position UP or DOWN See Table 7 and Figure 13 for jumper positioning 6 If applicable re install the Display module as follows e Orient the display as desired e Install the Interface Connector in the Display module such that it will mate with the socket for the display in the Communication module e Carefully line up the display and snap it into place Verify that the two tabs on the sides of the display latch NOTE Installing a Display Module into a powered transmitter may cause a temporary upset to the loop output value
4. Orient the Display for proper viewing through the end cap window You can rotate the meter mounting orientation in 90 increments 7 Restore transmitter power if removed 4 5 Monitoring the Display This section describes the information shown on the operator screens of the Display 4 5 1 Display Figure 14 illustrates the Display format with Process Variable PV e The PV value is user configurable This field has 7 characters The maximum allowable numeric value is 9999999 or 999999 If fractional decimals are configured the fractional positions will be dropped as required If the PV value exceeds the above limits it is divided by 1000 and K is appended to the result allowing a maximum value with multiplier of 999999K or 99999K e Process Variable Tag is user configurable from a HART Host This field has 14 characters e Engineering Units This field is user configurable when measuring temperature Figure 14 Display with Process Variable Format Page 26 STT 750 Temperature Transmitter User s Manual Revision 1 5 Maintenance 5 1 Overview This section provides information about preventive maintenance and replacing damaged parts The topics covered in this section are e Replacement of damaged parts such as the Electronics Modules 5 2 Preventive Maintenance Practices and Schedules The STT 750 SmartLine Transmitter does not require any specific maintenance at regularly scheduled intervals Ma
5. Typical STT 750 NamePlate You can readily identify the series and basic Transmitter type from the key number The letter in the third digit represents one of these basic transmitter types e T Temperature For a complete selection breakdown refer to the appropriate Specification and Model Selection Guide provided as a separate document 1 4 Safety Certification Information An approvals nameplate is located on the bottom of the Electronics Assembly see Figure 1for exact location The approvals nameplate contains information and service marks that disclose the Transmitter compliance information Refer to Appendix A of this document for safety certification requirements and details 1 5 Transmitter Adjustments Span adjustments are possible in STT 750 SmartLine Temperature Transmitters with the optional three button assembly located at the top of the Electronic Housing see Figure 2 The user can also use the Honeywell MC Toolkit or other third party hand held to make any adjustments to an STT 750 SmartLine Temperature Transmitter Revision 1 STT 750 Temperature Transmitter User s Manual Page 3 1 6 Display Table 2 Available Display Characteristics Display e Suitable for basic process needs e 360 rotation in 90 increments e 8 configurable screens e 2 lines 16 characters e Standard units of measurement F C R K Q mV amp e Diagnostic messaging 1 7 Optional 3 Button Assembly
6. output Read Only Parameter Sensor URV HHH HH Upper Range Value representing 100 output Read Only Parameter Reset Sensor Cal Confirm Executing this selection Resets the LRV and URV Corrects back to Factory values Break Detect Enable Disable Enable or disable detection of Input wire break Latching Enabled Disabled When enabled causes all critical sensor input failures to latch to the Critical Fault state The fault may only be cleared by device reset When disabled the critical sensor input failure will be cleared if the input recovers CJ Type Internal Fixed Determines the source of the Cold Junction compensation for thermocouple Sensor types Fixed CJ Value Visible for TC input only HHH HH When CJ Type is Fixed specifies the Cold Junction temperature value for thermocouple Sensor types Degrees Celsius Fixed CJ temperatures below 50 degrees have no effect on measured values LRV URV The limits are the Lower Range Limit LRL and the Upper Range Limit URL of the selected Sensor ID Set LRV Set Lower Range Value ATTENTION Executing this service will set the Lower Range Value LRV equal to the input measurement Set URV Set Upper Range Value ATTENTION Executing this service will set the Upper Range Value URV equal to the input measurement Damping HH Selection applies digital filtering to suppress noise e
7. report various Transmitter status or setting conditions The messages listed in Table 3 are specific to the Transmitter exclusive of those associated with HART protocols HART diagnostic messages are listed and described in the STT 750 SmartLine Temperature Transmitter HART Option User Manual document number 34 TT 25 15 Revision 1 STT 750 Temperature Transmitter User s Manual Page 5 Table 3 STT 750 Standard Critical Diagnostics Messages Critical Diagnostics Failure Conditions Temperature Sensor Module Failure Communication Module Failure Sensor Comm Timeout Input Fault Table 4 STT 750 Standard Non Critical Diagnostics Messages Non Critical Diagnostics Warning Conditions Excess Cal Correct Excess LRV Correct and or Span correct for Sensor Input Input Out of Range Sensor Input Under Range or Over Range Sensor Module Over Temperature Cold Junction Out of Range Error Sensor Input Open Sensor Input TB6 Open No Factory Calibration Supply voltage Fault External Supply voltage Fail Communication Module Over Temperature No DAC compensation Unreliable communication between Sensor and Comm Modules Display NVM fault Internal Power failure for Communication Module Page 6 STT 750 Temperature Transmitter User s Manual Revision 1 3 Installation and Startup 3 1 Installation Site Evaluation Evaluate the site selected for the
8. 7 Troubleshooting 7 1 Overview Troubleshooting involves responding to error messages primarily displayed by the MC Toolkit Error messages that may occur on the Transmitter s local display are fairly self explanatory and intuitive However this section covers the diagnostic messages that indicate critical conditions Other than the critical conditions additional detail is not provided If you require assistance contact your distributor or Honeywell Technical Support All other messages are covered by the MC Toolkit Users Manual 7 2 Critical Diagnostics Screens When a Critical Diagnostic is present in the Transmitter the Display will display the message CRITICAL FAULT on the top line of the LCD and the appropriate diagnostic text on the lower line 7 2 1 Fault Conditions and Recommended Corrective Actions Table 9 Fault Conditions and Recommended Corrective Actions Condtion Analysis Recommended Corrective Action Electronics Module Fault A critical failure has been detected on the HART Electronics Module Use a HART communicator to read the detailed status information from the transmitter Refer to the appropriate communicator manual for more information about the possible failure causes Cycle power to the transmitter If the problem continues to occur replace the Electronics Module Temperature Sensor Module Fault A critical failure has been detected on the Temperature Sensor Mo
9. Critical Diagnostics Screens 33 W Wiring a Transmitter cccccsssssecssssseees 10 Wiring Procedure Wiring Variations Revision 1 Sales and Service For application assistance current specifications pricing or name of the nearest Authorized Distributor contact one of the offices below ASIA PACIFIC EMEA AMERICA S Honeywell Process Solutions Honeywell Process Solutions Honeywell Process Solutions TAC hfs tac support honeywell com Phone 80012026455 or Phone TAC 1 800 423 9883 or 44 0 1344 656000 215 641 3610 Australia Sales 1 800 343 0228 Honeywell Limited Email Sales Phone 61 7 3846 1255 FP Sales Apps Honeywell com Email Sales FAX 61 7 3840 6481 Toll Free 1300 36 39 36 or FP Sales Apps Honeywell com Toll Free Fax TAC or 1300 36 04 70 hfs tac support honeywell com TAC A hfs tac support honeywell com China PRC Shanghai Honeywell China Inc Phone 86 21 5257 4568 Fax 86 21 6237 2826 Singapore Honeywell Pte Ltd Phone 65 6580 3278 Fax 65 6445 3033 South Korea Honeywell Korea Co Ltd Phone 822 799 6114 Fax 822 792 9015 Revision 1 STT 750 Temperature Transmitter User s Manual Page 55 For more information To learn more about SmartLine Transmitters visit www honeywellprocess com Or contact your Honeywell Account Manager Process Solutions Honeywell 1250 W Sam Houston Pkwy S Houston TX 77042 Honeywell Control S
10. Explosion proof Certificate 3051269 Class Division 1 Groups A B C D Dust Ignition Proof 4 20 mA E o Class Il Ill Division 1 HART Notet PAETE REN Groups E F G T4 Class 1 Zone 1 AEx d IIC T4 Gb Class 2 Zone 21 AEx tb IIIC T 95 C IP66 Db Intrinsically Safe Certificate 3051269 Class 1 Il III Division 1 4 20 mA Groups A B C D E F G T4 HART Notes ne SOU EM Class Zone 0 AEx ia IIC T4 Ga MESA Non Incendive Certificate 3051269 Class Division 2 4 20 mA Groups A B C D T4 HART Note 1 50 Cto 85 C Class Zone 2 AEx nA IIC T4 Gc AEx nA IIC T4 Standards FM 3600 2011 ANSI ISA 60079 0 2013 FM 3615 2006 ANSI ISA 60079 1 2009 FM 3616 2011 ANSI ISA 60079 31 2009 FM 3610 2010 ANSI ISA 60079 11 2013 FM 3810 2005 FM 3611 2004 ANSI ISA 60079 15 2012 FM 3810 2005 NEMA 250 2003 ANSI IEC 60529 2004 Enclosure Type 4X IP66 IP67 ALL ALL ALL Explosion proof Certificate 2689056 Class I Division 1 Groups A B C D Dust Ignition Proof 4 20 mA Class Il Ill Division 1 HART Note 1 50 C to 85 C Groups E F G T4 Zone 1 Ex d IIC T4 Gb Ex tb IIIC T 95 C IP 66 Db DIP A21 Class Il III CSA Intrinsically Safe Certificate 2689056 B Canada Class Il III Division 1 4 20 mA Groups A B C HART Note 2 50 Cto 70 C D E F G T4 Ex ia IIC T4 Ga Non Incendive Certificate 2689056 Class Division 2 4 20 mA Groups A B C D T4 HART
11. the left most digit and press button The Display will show the selected limit Page 18 STT 750 Temperature Transmitter User s Manual Revision 1 Table 6 Three Button Data Entry Screen 3 Symbol Numeric data entry Text entry Display the high limit for this parameter H This symbol only appears in the left most Not Available position of the data entry field Display the low limit for this parameter L This symbol only appears in the left most Not Available position of the data entry field lt lt Terminate the numeric entry Terminate the text entry 0 thru 9 These characters are used to enter Thes charadters can beusedie Minus numeric values The minus sign only Es create custom tags and unit labels Decimal appears in the left most digit A thru Z O thru 9 These characters can be used to Not Available special create custom tags and unit labels symbols 4 2 3 Editing a Numeric Value Editing a Numeric Value Editing of a numeric value is a digit by digit process starting with the left most digit oe Press to begin the edit process The Display will show the current value of the item on the lower line left justified Press the 4 or y buttons to select the desired digit and then press to advance to the next digit to the right 4 After the last digit has been entered press J on more time to write the new value to the transmitter 4 2 4 Selecting a new setting from a list
12. 2 mm of the transmitter Crouse Hinds type EYS EYD or EYSX EYDX are examples of LISTED explosion proof seals that meet this requirement Transmitters installed as explosion proof in Class I Division 1 Group B C or D hazardous classified locations do not require that explosion proof seal be installed in the conduit Revision 1 STT 750 Temperature Transmitter User s Manual Page 13 3 5 8 Input Sensor Wiring Connect the input sensors as shown in Figures below Figure 10 STT 750 Thermocouple RTD mV ohm and Volt Connections o Ohm and Resistance temperature detector RTD measurements use the 3 or 4 wire approach i E PA er eee er eee RTD RTD nn o O RTD i oO Sapa wares DUNCAN 8 O aE CAE aE TTA F EE AES EASA ER ESS PROSS eran sos apa PENSE gt Single Single Single Single Single l l l T C mVor Volt 2 wire RTD 3 wire RTD 4 wire RTD l orohm orohm orohm j l Figure 10 STT 750 Thermocouple RTD mV ohm and Volt Connections Page 14 STT 750 Temperature Transmitter User s Manual Revision 1 3 6 Startup 3 6 1 Overview This section identifies typical start up tasks associated with several generic temperature measurement applications It also includes the procedure for running an optional analog output check 3 6 2 Startup Tasks After completing the installation and configuration task
13. CCC or Honeywell Technical Assistance Centre TAC listed in the Support and Contact information section of this document Revision 1 STT 750 Temperature Transmitter User s Manual Page 51 AWG EMI FTA LRL LRV mAdc mV NVM PM PV PWA RTD T C URL URV US Vac Vdc Page 52 Glossary American Wire Gauge Electromagnetic Interference Field Termination Assembly Hertz Lower Range Limit Lower Range Value Milliamperes Direct Current millivolts Newton meters Non Volatile Memory Process Manager Process Variable Printed Wiring Assembly Radio Frequency Interference Resistance Temperature Detector Thermocouple Upper Range Limit Upper Range Value Universal Station Volts Alternating Current Volts Direct Current STT 750 Temperature Transmitter User s Manual Revision 1 Index A About This Manual ssscssssccssscessseees iii ACCULACY cccoccoccconccnnconaconnconcconcconccnnconcconccnanos 5 Application Design sscccssssseccssssseeeees 5 B Bracket Mounting sscccsssssseccsssseeceeeees 9 C Calibration ProcedureSs ssssssssssssssssssss 31 Changing the Default Failsafe Direction 24 Failsafe Oper tiO N rane ane 24 Copyrights Notices and Trademarks ii D Diagnostic Messages scccssssseccsssseeceeeees 5 Display Installation Precautions 7 Display OptiONS cccoooooccccnononncnnnacnncnnnanno 4 E Explosion Proof Condu
14. Configuration operation Installation is complete STT 750 Temperature Transmitter User s Manual Page 29 This page has been intentionally left blank Page 30 STT 750 Temperature Transmitter User s Manual Revision 1 6 Calibration 6 1 Recommendations for Transmitter Calibration The STT 750 SmartLine Temperature Transmitter does not require periodic calibration to maintain accuracy Typically calibration of a process connected Transmitter will degrade rather than augment the capability of a smart Transmitter For this reason it is recommended that a Transmitter be removed from service before calibration Moreover calibration must be accomplished in a controlled laboratory type environment using certified precision equipment 6 2 Calibration Procedures For a Transmitter operating in analog mode you must calibrate its output signal measurement range using any compatible hand held communicator or a local display One calibration option is to use the Honeywell MC Toolkit MCT Refer to the MC Toolkit MCT404 User Manual Document 34 ST 25 50 Calibration information and procedures for a Transmitter operating in the HART mode are provided in the STT 750 Series HART Option User s Manual document number 34 TT 25 15 Section on Calibration Revision 1 STT 750 Temperature Transmitter User s Manual Page 31 This page is left blank intentionally Page 32 STT 750 Temperature Transmitter User s Manual Revision 1
15. Note 1 50 C to 85 C Class Zone 2 Ex nA IIC T4 Gc Ex nA IIC T4 Gc Enclosure Type 4X IP66 IP67 ALL ALL ALL Revision 1 STT 750 Temperature Transmitter User s Manual Page 43 Standards CSA C22 2 No 0 10 CSA 22 2 No 25 1966 reaffirmed 2009 CSA C22 2 No 30 M1986 reaffirmed 2012 CSA C22 2 No 94 M91 CSA C22 2 No 142 M1987 reaffirmed 2009 CSA C22 2No 157 92 reaffirmed 2012 C22 2 No 213 M1987 reaffirmed 2012 C22 2 No 60529 05 C22 2 No CSA 60079 0 2011 C22 2 No 60079 1 2011 C22 2 No 60079 11 2011 C22 2 No 60079 15 2012 C22 2 No 60079 31 2012 ANSI 1SA12 12 01 2012 ANSI ISA 60079 0 12 00 01 2009 ANSI ISA 60079 1 12 22 01 2009 ANSI ISA 60079 11 12 02 01 2012 ANSI ISA 60079 26 12 00 03 2011 ANSI ISA 60079 15 12 12 02 2012 ANSI ISA 60079 27 12 02 04 2006 ANSI ISA 60079 31 12 10 03 2009 FM Class 3615 Aug 2006 FM Class 3616 Dec 2011 ANSI IEC 60529 Edition 2 1 ANSI UL 913 Edition 7 ANSI UL 916 Edition 4 Flameproof Sira 14ATEX2046x 4 20 mA 112 G Ex d IIC T4 Gb HART Note 1 50 C to 85 C Il 2 D Ex tb IIIC T 95 C Db IP 66 IP67 Intrinsically Safe Sira 14ATEX2046X 4 20 MA 3 Il 1 G Ex ia ile T4 Ga HART Note mg OO Enclosure IP66 IP67 ALL ALL ALL E ATEX Standards EN 60079 0 2012 EN 60079 1 2007 EN 60079 31 2009 EN 60079 11 2011 EN 60079 26 2006 EN 60529 2000
16. The optional 3 Button Assembly is located under the nameplate and provides the following features and capabilities e Increment decrement and enter key functions e With the menu driven display o Comprehensive on screen menu for navigation o Transmitter configuration o Transmitter calibration o Display configuration o Set span parameters o Viewing transmitter parameters Page 4 STT 750 Temperature Transmitter User s Manual Revision 1 2 Application Design 2 1 Overview This section discusses the considerations involved with deploying a Honeywell STT 750 SmartLine Temperature Transmitter in a process system The following areas are covered Safety Input and output data Reliability Environmental limits Installation considerations Operation and maintenance Repair and replacement 2 2 Safety 2 2 1 Accuracy The STT 750 SmartLine Temperature Transmitter Transmitter measures the temperature of a process and reports the measurement to a receiving device Refer to STT 750 Specification 34 TT 03 16 2 2 2 Diagnostic Messages Transmitter standard diagnostics are reported in the two basic categories listed in Table 3 Problems detected as critical diagnostics drive the analog output to the programmed burnout level for HART Problems detected as non critical diagnostics may affect performance without driving the analog output to the programmed burnout level for HART Informational messages not listed in Table 3
17. User s Manual document number 34 TT 25 15 The configuration of your Transmitter depends on the mode of operation and the options selected for it with respect to operating controls displays and mechanical installation This manual provides detailed procedures to assist first time users and it further includes keystroke summaries where appropriate as quick reference or refreshers for experienced personnel To digitally integrate a Transmitter with one of the following systems e For the Experion PKS you will need to supplement the information in this document with the data and procedures in the Experion Knowledge Builder e For Honeywell s TotalPlant Solutions TPS you will need to supplement the information in this document with the data in the PM APM SmartLine Transmitter Integration Manual which is supplied with the TDC 3000 book set TPS is the evolution of the TDC 3000 Release Information STT 750 SmartLine Temperature Transmitter User Manual Document 34 TT 25 13 Rev 1 August 2015 1 Release Revision 1 STT 750 Temperature Transmitter User s Manual Page iii References The following list identifies publications that may contain information relevant to the information in this document STT 750 SmartLine Temperature Transmitter Quick Start Installation Guide Document 34 TT 25 14 SmartLine Temperature Transmitter with HART Communications Options Safety Manual 34 TT 25 05 STT 750 SmartLine Temperature Tran
18. both channels have been Certified for use together with combined entity parameters that meet the above equations System Entity Parameters STT750 STTESO Transmitter Vmax Voc or Uo Imax Isc or lo STT750 STT850 Transmitter Ci Ccable Control Apparatus Ca STT750 STT850 Transmitter Li Lcable lt Control Apparatus La When the electrical parameters of the cable are unknown the following values may be used Capacitance 197pF m 60 pF ft Inductance 0 66uH m 0 020uH ft Control equipment that is connected to Associated Equipment must not use or generate more than 250 V Associated equipment must be FM CSA ATEX or IECEx depending on location listed Associated equipment may be installed in a Class Division 2 or Zone 2 Hazardous Classified location if so approved Non Galvanically isolated equipment grounded Zener Barriers must be connected to a suitable ground electrode per a FM USA NFPA 70 Article 504 and 505 The resistance of the ground path must be less than 1 0 ohm b CSA Canada Canadian Electrical Code CEC part section 10 c ATEX Requirements of EN 60079 14 12 2 4 d JIECEx Requirements of IEC 60079 14 12 2 4 intrinsically Safe DIVISION 1 Zone O WARNING SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR USE IN HAZARDOUS LOCATIONS Division 2 Zone 2 WARNING DO NOT OPEN WHEN AN EXPLOSIVE GAS ATMOSPHERE IS PRESENT NO REVISION OF THIS CONTROL DRAWING IS PERMITTED WITHOUT AUTHORIZATION FROM THE
19. each device Unique ID for device Bararneter Units for the Primary Variable Writable for TC RTD Sensor Type HART PV Units Units of transmitted PV Read only mV and Ohm Sensor Type HART SV Units Units of transmitted SV Units for the Secondary Variable Press to This selection allows the user to enter enter the date a transmitter is installed menu The Install Date is entered in selection sequence of Day Month and Year followed by the new date and the lat to Install Date rompt Write Date to confirm the DD MM YYYY ne entry CAUTION The Install Date can only to enter be written once in the life of the Transmitter You cannot erase or overwrite the Install Date once it has been written Display Menu item shows the current Firmwar Electonics Firmware versions of the Display Read Only S Electronics Module and the Sensor Parameter ensor Module Menu item shows the Read Only gica PART communications protocol Parameter Identifies the type and range of the Read Only MODELS Y transmitter Parameter lt Exit Menu gt Page 22 STT 750 Temperature Transmitter User s Manual Revision 1 4 3 Three Button Operation with no Display Installed When there is no Display installed the buttons can be used to perform a Zero or Span adjustment of the Transmitter Caution should be taken to insure these adjustments are only made when the correct input values are applied 4 3 1 Zero Adjustment This adjustment is the same as perform
20. nens 37 Table 12 Transmitter Major Assemblies err cono cono conan con n con nccnnccnnccns 37 Page x STT 750 Temperature Transmitter User s Manual Revision 1 1 Introduction 1 1 Overview This section is an introduction to the physical and functional characteristics Honeywell s family of STT 750 SmartLine Temperature Transmitters 1 2 Features and Options The STT 750 SmartLine Temperature Transmitter is available in a variety of models for measuring Thermocouples RTDs millivolts Volts and Ohm Table lists the protocols human machine interface HMI materials approvals and mounting bracket options for the STT 750 Table 1 Features and Options Feature Option Standard Available Options Communication Protocols HART version 7 Digital display Human Machine Interface HMI Three button programming optional Display language English only Calibration Single Approvals See Appendix A for details ATEX CSA FM IECEx i Angle and flat pipe mounting and wall mounting brackets Mounting Brackets l in carbon steel and 316 stainless steel 1 2 1 Physical Characteristics As shown in Figure 1 the STT 750 is packaged in one major assembly the Electronics Housing The elements in the Electronic Housing are connected to the process sensors measure the process variables respond to setup commands and execute the software and protocol for the different temperatur
21. of choices Use the procedure described below to select a new setting for parameters that present a list of choices e g Screen PV Screen Units etc 1 Press 4 to begin the edit process a The Display will show the current setting of the item on the lower line left justified 2 Press the f or y buttons to scroll through the list of choices Press to make your selection The new selection will be stored in the transmitter and will be displayed on the lower line right justified Revision 1 STT 750 Temperature Transmitter User s Manual Page 19 4 2 5 The Display Menu Table 7 The Display Menus in Screen indicates the screen numbers 1 2 3 4 5 6 7 8 LCD Contrast gt gt gt gt gt gt gt gt gt gt Adjust the LCD contrast level Range from 1 to Default 7 gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt gt 9 Rotation Time Screen Rotate Enabled Select to enable or disable the Disabled automatic rotation of Screens Sean tbrough g Select Screen to configure Screen Enabled Disabled Select to enable or disable the screen for display and configuration Sensor Loop PV Select the Process Variable PV that CJ Temperature will be shown on the screen Screen PV Sensor Resistance Loop Output Sensor Resistance is only available for RTDs and will read O for
22. 000 1 3 WHEN SHIELD IS USED GROUND AT THIS END ONLY FOR DIV 2 ZONE 2 INSTALLATIONS CONTROL EQUIPMENT PARAMETERS Umax Ui 42V 4 20 mA Pos 1 W NOTE ASSOCIATED EQUIPMENT NOT REQUIRED Honeywell 50091227 us m E gt o o A z 9 v SCALE None REV C DATE 06 9 2015 SH 3 of 5 Revision 1 STT 750 Temperature Transmitter User s Manual Page 49 SENSOR CONNECTIONS Single Input 2 WIRE OR 3 WIRE RTD 81 t e 2 WIRE OR 3 WIRE RTD 82 Note 1 DUAL INPUT OPTION IS ONLY AVAILABLE WITH HART DE COMMUNICATIONS ON THE STT850 Honeywell 50091227 SCALE None None Page 50 STT 750 Temperature Transmitter User s Manual Revision 1 9 Appendix B Security 8 2 How to report security vulnerability For the purpose of submission a security vulnerability is defined as a software defect or weakness that can be exploited to reduce the operational or security capabilities of the software or device Honeywell investigates all reports of security vulnerabilities affecting Honeywell products and services To report potential security vulnerability against any Honeywell product please follow the instructions at https honeywell com pages vulnerabilityreporting aspx Submit the requested information to Honeywell using one of the following methods e Send an email to security honeywell com Or e Contact your local Honeywell Process Solutions Customer Contact Centre
23. A1 Non Sparking Sira 14ATEX4052X 4 20 mA E 1136 E nA ie T4 Ge HART pata eua Enclosure IP66 IP67 ALL ALL ALL Standards EN 60079 0 2012 EN 60079 15 2010 IEC 60529 2009 with Corr 3 Flameproof SIR 14 0020X 4 20 mA Ex d IIC T4 Gb HART Note 1 50 C to 85 C Ex tb IIIC T 95 C IP 66 IP67 Intrinsically Safe SIR 14 0020X 4 20 MA 7 5 E IIC T4 Ga HART NOISE sas Non Sparking SIR 14 0020X 4 20 mA 5 3 D IECEX P Ex a IIC TA Ge HART None Pina E Enclosure IP66 IP67 ALL ALL ALL Standards IEC 60079 0 2011 Edition 6 IEC 60079 1 2007 04 Edition 6 IEC 60079 11 2011 Edition 6 IEC 60079 15 2010 Edition 4 IEC 60079 26 2006 Edition 2 IEC 60079 31 2008 Edition 1 IEC 60529 2009 with Corr 3 Enclosure IP66 IP67 ALL ALL ALL Notes 1 Operating Parameters 4 20 mA HART Loop Terminal Voltage 11 to 42 V Current 4 20 mA Normal 3 8 23 mA Faults 2 Intrinsically Safe Entity Parameters For details see Control Drawing on page 47 of the User s manual Page 44 STT 750 Temperature Transmitter User s Manual Revision 1 A4 Marking ATEX Directive General The following information is provided as part of the labeling of the transmitter e Name and Address of the manufacturer e Notified Body identification DEKRA Quality B V Arnhem the Netherlands e For complete model number see the Model Selection Guide for the particular model of Temperature Transmitter e The serial number of the transmitter is located o
24. AGENCIES listed For release approvals see ECO 0110873 Honeywell CONTROL DRAWING STT750 STT850 SERIES TEMPERATURE Lo TRANSMITTER f j DIVISIONS 1 amp 2 ZONE 0 amp 2 TOLERANCE UNLESS NOTED bY A4 MS WORD ANGULAR DIMENSION SCALE None USED ON SH 1 OF 5 50091227 MASTER FILE TYPE Revision 1 STT 750 Temperature Transmitter User s Manual Page 47 INSTRUCTIONS FOR INMETRO Instala o de seguran a intrinseca devem estar de acordo com Requisitos de IEC 60079 14 12 3 See also 5 2 4 ENTIDADE equipamento aprovado deve ser instalado de acordo com a seguran a intrinseca Desenho de Controle do fabricante O conceito de Seguran a Intrinseca ENTIDADE permite a interliga o de dois entidade credenciada dispositivos de seguran a intrinseca com par metros de entidade n o examinados especificamente em combina o como um sistema quando Uo Voc or Vt Ui or Vmax lo Isc or It li or Imax Ca or Co gt Ci Ccable La or Lo gt Li Lcable Po Pi Quando forem necess rios dois canais separados de barreira um dual channel ou duas barreiras de canal nico pode ser usado onde em ambos os casos ambos os canais foram certificados para uso em conjunto com os par metros entidade combinada que atendam as equa es acima Par metros da Entidade de sistema Vmax Voc or Uo Imax Isc or lo Ci Ccable Control Apparatus Ca Li Lcable Control Apparatus La Quando os par metros el ctricos
25. E N E a fi a THE INFORMATION CONTAINED HEREIN SHALL BE REPRODUCED USED OR DISCLOSED TO OTHERS WITHOUT THE WRITTEN AUTHORIZATION OF HONEYWELL USE REVISION amp DATE DUPLICATION OR DISCLOSURE OF THIS DOCUMENT IS SUBJECT TO THE RESTRICTIONS SET FORTH IN A WRITTEN AGREEMENT NOTHING CONTAINED HEREIN SHALL BE 06 9 2015 CONSTRUED AS CONFERRING BY IMPLICATION ESTOPPEL OR OTHERWISE ANY ECN 2015 1801 LICENSE TO ANY PATENT TRADEMARK COPYRIGHT OR OTHER INTELLECTUAL PROPERTY RIGHT OF HONEYWELL OR ANY THIRD PARTY STT750 850 Series Temperature Transmitter ANALOG HART DE and FF PA Communications intrinsically safe installation shal be in accordance with FM USA ANSI NFPA 70 NEC Articles 504 and 505 CSA Canada Canadian Electrical Code CEC part section 18 ATEX Requirements of EN 60079 14 12 3 See also 5 2 4 IECEx Requirements of IEC 60079 14 12 3 See also 5 2 4 ENTITY approved equipment shal be installed in accordance with the manufacturer s Intrinsic Safety Control Drawing The Intrinsic Safety ENTITY concept allows the interconnection of two ENTITY Approved Intrinsically safe devices with ENTITY parameters not specifically examined in combination as a system when Uo Voc or Vt Ui or Vmax lo Isc or It li or Imax Ca or Co gt Ci Ccable La or Lo gt Li Lcable Po Pi Where two separate barrier channels are required one dual channel or two single channel barriers may be used where in either case
26. Honeywell STT 750 SMARTLINE Temperature Transmitter User s Manual 34 TT 25 13 Revision 1 August 2015 Honeywell Process Solutions Copyrights Notices and Trademarks Copyright 2015 by Honeywell Inc Revision 1 August 2015 While the information in this document is presented in good faith and believed to be accurate Honeywell disclaims any implied warranties of merchantability and fitness for a particular purpose and makes no express warranties except as may be stated in the written agreement with and for its customers In no event is Honeywell liable to anyone for any indirect special or consequential damages The information and specifications in this document are subject to change without notice Honeywell TDC 3000 SFC Smartline PlantScape Experion PKS and TotalPlant are registered trademarks of Honeywell International Inc Other brand or product names are trademarks of their respective owners Honeywell Process Solutions 1250 W Sam Houston Pkwy S Houston TX 77042 Page ii STT 750 Temperature Transmitter User s Manual Revision 1 About This Manual This manual is a detailed how to reference for installing piping wiring configuring starting up operating maintaining calibrating and servicing Honeywell s family of STT 750 Temperature Transmitters Users who have a Honeywell STT 750 SmartLine Temperature Transmitter configured for HART protocol are referred to the STT 750 SmartLine Series HART Option
27. STT 750 SmartLine Transmitter installation with respect to the process system design specifications and Honeywell s published performance characteristics for your particular model Some parameters that you may want to include in your site evaluation are e Environmental Conditions o Ambient Temperature o Relative Humidity e Potential Noise Sources o Radio Frequency Interference RFI o Electromagnetic Interference EMI e Vibration Sources o Pumps o Motorized System Devices e g pumps o Valve Cavitation e Process Parameters o Temperature o Maximum Sensor Input Ratings 3 2 Honeywell MC Toolkit In preparation for post installation processes refer to the MC Toolkit MCT404 User Manual Document 34 ST 25 50 for battery conditioning and device operation and maintenance information 3 3 Display Installation Precautions Temperature extremes can affect display quality The display can become unreadable at temperature extremes however this is only a temporary condition The display will again be readable when temperatures return to within operable limits The display update rate may increase at cold temperature extremes but as with readability normal updating resumes when temperatures are within limits for full operability Revision 1 STT 750 Temperature Transmitter User s Manual Page 7 3 4 Mounting STT 750 SmartLine Temperature Transmitters 3 4 1 Summary Transmitter models can be attached to a two inch 50 mil
28. a entry operation Activate the service associated with a selected menu item 4 2 1 Menu Navigation The user must press button to call up the menu To exit the menu and return to the PV display screen select Exit menu Use the t and y buttons to scroll through or wrap around the list of menu items Press the button to select an item for data entry or activation When an item is selected for data entry or activation the cursor will appear on the lower line of the LCD Display to allow editing of the value No action is taken against a menu item until the J button is pressed After a user presses the button to begin a data entry operation another button must be pressed within 10 seconds or data entry will time out and the original value of the parameter will be preserved If no button presses occur within 60 seconds menu access will time out and the transmitter will exit the menu and return to the PV display 4 2 2 Data Entry Data entry is performed from left to right Select a character digit by pressing or y buttons and then press to advance to the next character position to the right Select the lt lt character to terminate the entry or if the final character is already a space character just press again All numeric entries are clamped at the low or high limit if needed You can determine the low and high limit for a parameter by selecting either the H or L character while the cursor is positioned over
29. alue will go to the configured value based on the PV input e Installing a Display Module into a powered transmitter may cause a temporary upset to the loop output value Loosen the end cap lock and unscrew the end cap from the electronics side of the Transmitter housing If equipped with a Display module carefully depress the two tabs on the sides of the Display Module and pull it off If necessary unplug the Display interface connector from the Communication module Do not discard the connector Loosen the two retaining screws and carefully pull the Communication module from the Electronics compartment Carefully insert the Communication module into the Electronics compartment Tighten the two Communication module retaining screws Refer to the SmartLine User s Manual to change the Failsafe and Write Protect Jumper configuration settings If applicable re install the Display module as follows Orient the display as desired Install the Interface Connector in the Display module such that it will mate with the socket for the display in the Communication module Carefully line up the display and snap it into place Verify that the two tabs on the sides of the display latch H Orient the Display for proper viewing through the end cap window You can rotate the meter mounting orientation in 90 increments 10 11 a b c Apply Parker Super O ring Lubricant or equivalent to the end cap O ring before installin
30. d Lightning Protection nono nono nono nono ccnn nono ncrnnccnnenns 13 3 5 5 Supply Voltage Limiting Requirements ooocccnocncnoncccnnoccnnnnnononacnnnnocnnnconnnc cono nc cnn ccnnncnss 13 3 5 6 Process Sealed 13 3 5 7 Explosion Proof Conduit Seal ee eeecesecssecesecesecesecsseeeeeeesaeseaeeeaeecsaessaecaecnaeenaeens 13 3 5 8 Input Sensor WATE seerne aiT aE E nani eua PSA E ta cd cee ae 14 O 15 3 6 1 OCT A AAA LA a pe 15 3 6 2 NA A A 15 3 6 3 Output Check Procedur s sieniin iiaii ie eiii aieiai 15 3 6 4 Constant Current Source Mode Procedure 0 00 0 ceeeeeceeeeeseeeeeeseeeseeeseecsaecnaecnaeenaeens 16 A O ye eiee EN SAO 17 Alo A oeda E ER R 17 4 2 Three B tton Operaatio AAA E 17 4 2 1 Menu Navigation sas ea e a a a a A a ee gaba eds 18 4 2 2 Data Entry onnan tienen A aiken tae 18 42 3 Editing Numeric Vall e citar asa 19 4 2 4 Selecting a new setting from a list of choices ras 19 4 2 5 The Display Menu prenerien miine COPE SADO es ead ehideeo ea atone lane 20 Revision 1 STT 750 Temperature Transmitter User s Manual Page vii 4 3 Three Button Operation with no Display Installed 23 4 3 1 Zero Adjustment eea eoe ti sii E 23 4 3 2 Span Adjustment eor ea ear id cuba gado nd eer o aer piada Eo eaa aterm roinaa 23 4 4 Changing the Default Failsafe Direction eee conocio nono nnacnnenns 24 4 4 1 Procedure to Establish Failsafe Operation
31. do cabo n o s o conhecidos podem ser utilizados os seguintes valores Capacidade 197pF m 60 pF ft Indut ncia 0 66uH m 0 020uH ft Os equipamentos de controle que est ligado Associated Equipment n o deve usar ou gerar mais de 250 V Equipamentos associados devem ser IECEx dependendo da localiza o listados Equipamentos associados podem ser instalados em uma perigosos classificados local Classe Divis o 2 ou Zona 2 se for aprovado O equipamento n o Galvanicamente isolado Barreiras Zener aterradas deve ser conectado a um eletrodo de aterramento adequado por ECEx Requisitos de IEC 60079 14 12 2 4 Intrinsecamente seguro Divis o 1 Zona O AVISO substitui o de componentes pode prejudicar a adequa o para uso em locais perigosos 10 Divis o 2 Zona 2 AVISO N O aberto quando uma atmosfera de g s explosiva 11 Nenhuma revis o deste desenho CONTROL permitida sem autoriza o dos rg os listados 12 Para aprova es de liberta o ver ECO amp 0094464 Honeywell 50091227 SCALE None None REV C DATE 06 9 2015 SH 20f5 Page 48 STT 750 Temperature Transmitter User s Manual Revision 1 HART DE 7 Li 0 pH 5 6 7 8 5 Co 35 uF E peace SENSOR SEE Page 5 EL C NON HAZARDOUS LOCATION HAZARDOUS CLASSIFIED LOCATION CLASS I DIVISION 1 GROUPS A B C D E F amp G ZONE 0 IIC amp ZONE 2 IIC CLASS DIVISION 2 GROUPS A B C D CONTROL ASSOCIATED EQUIPMENT See Note 7
32. dule Use a HART communicator to read the detailed status information from the transmitter Refer to the appropriate communicator manual for more information about the possible failure causes If the diagnostic status indicates an input problem burnout out of range etc correct the root error and then cycle power to the transmitter If the problem continues to occur replace the Temperature Sensor Module Temperature Sensor Comm Fault Cannot communicate with the Temperature Sensor Module Use a HART communicator to read the detailed status information from the transmitter Refer to the appropriate communicator manual for more information about the possible failure causes Cycle power to the transmitter If the problem continues to occur replace the Temperature Sensor Module Revision 1 STT 750 Temperature Transmitter User s Manual Page 33 This page is left blank intentionally Page 34 STT 750 Temperature Transmitter User s Manual Revision 1 8 1 8 Parts List Overview Individually saleable parts for the various Transmitter models are listed in this section Some parts are illustrated for identification Parts are identified and listed in the corresponding tables as follows e Individually saleable parts are indicated in each figure by key number callout e Parts that are supplied in kits are indicated in each illustration by key number callout with the letter K prefix Tab
33. e 39 Honeywell SCHEDULE 50094560 Revision E EMC Directive 2004 108 EC IEC 61326 1 2005 Electrical Equipment for Measurement Control and Laboratory Use EMC Requirements IEC 61326 3 1 2008 Electrical Equipment for Measurement Control and Laboratory Use Part 3 1 Immunity Requirements for safety related systems and equipment intended to perform safety related functions Overview of EMC Testing Equipment Tested EUT ST 850 TRANSMITTER Summary of Tests Performed CRITERIA CRITERIA Groupl Class A Groupl Class A Radiated Emission 30 230 MHz 40 dB 30 230 MHz 40 dB 230 1000 MHz 47 dB 230 1000 MHz 47 dB 4KV Contact 6KV Contact ESD Immunity 1EC61000 4 2 8KV Air BKV Air ES 10 V m 80 MHz to 1GHz 20 V m 80MHz to 1GHz EM Field RF Radiated ec61000 4 3 3 V m 1 4 GHz to 2 0 GHz 10 V M 14GHz to 2 0 Susceptibility GHz A Ro ee 50Hz 60Hz Magnetic IEC 6100 4 8 30 A m 30 A m N A1 Field Immunity DC Power 3 V Except the following 10V 3 39 to 3 410MHz 10 V 6 765 to 6 795MHz 10 V 13 553 to a rege IEC61000 4 6 3V sm usceptibi z 10 V 26 957 to 27 283MHz 10 V 40 66 to 40 70MHz 20f4 Page 40 STT 750 Temperature Transmitter User s Manual Revision 1 Honeywell SCHEDULE 50094560 Revision E CRITERIA CRITERIA PORT acon IEC 61326 1 IEC 61326 3 1 erie 3 V Except the following I O Signal 10 V 3 39 to 3 410MHz Control 10 V 6 765 to 6 795MHz Includin
34. e EA EERE E EEEa 2 Figure 2 Electronics Housing Components essesseseessesteesestesesresestssetrisseertsstestestentestessesreeseesessrent 2 Figure 3 Typical STT 750 NamePlatO oooonoccnnncnnononoccnoncnonoconoconnconncnnnnnnnnonn R E EE AE EE 3 Figure 4 Mounting Brackets iii a A Ea e EE ee 8 Figure 5 Angle Mounting Brackets eseina i i a ia ie 8 Figure 6 Pipe Mounting Bracket Secured to a Horizontal or Vertical Flat Pipe 9 Figure 7 Pipe Mounting Bracket secured to a Horizontal or Vertical Angle Pipe 10 Figure 8 HART Transmitter Operating Ranges 0 cece eeseceseceseceseeeseeeseeeeneesseesseeesaecsaecsaecnaeeaeee 10 Figure 9 Transmitter 9 Screw Terminal Board and Grounding Screw 0 0 eee eeeeeseenecnecneeeeneee 11 Figure 10 STT 750 Thermocouple RTD mV ohm and Volt Connections oooooocccnocccononcnonananonnnnnns 14 Figure 11 Current Loop Test CONNECTIONS 00 0 ee eecssecssecsseceseceseeeseceseeeseeeeneeeseeeneeeaaecaaecsaesaeeaeen 16 Figure 12 Three Button OPUN cuore e E E A A Ia Ea E ETa 17 Figure 13 Locating the Failsafe and Write Protect Jumpers rea 25 Figure 14 Display with Process Variable Format er nono no ro ncnnnccnne ns 26 Figure 15 PWA Replacement 0 cccceesceceseceesecessceceeececeseeeesaeceeaeeceeneecaeeseaaeceeaeeceeeeesaeceeaaeceeneeess 27 Figure 16 Pipe and Wa
35. e measurement types Figure 2 shows the assemblies in the Electronics Housing with available options Revision 1 STT 750 Temperature Transmitter User s Manual Page 1 Electronic Housing Approvals Electronic Housing adapter Nameplate Housing Adaptor may not be present on all models Figure 1 STT 750 Major Assemblies Optional 3 Button Assembly gt Product ID Nameplate gt Communications Module Endcap with or Approvals Namplate Figure 2 Electronics Housing Components 1 2 2 Functional Characteristics The Transmitter measures process Temperature and outputs a signal proportional to the measured process variable PV including 4 to 20mA An optional 3 button assembly is available to set up and make adjustments to the Transmitter In addition a Honeywell Multi Communication MC Toolkit not supplied with the Transmitter can facilitate setup and adjustment procedures Page 2 STT 750 Temperature Transmitter User s Manual Revision 1 1 3 STT 750 SmartLine Transmitter NamePlate The Transmitter nameplate mounted on the bottom of the electronics housing see Figure 1 lists its model number physical configuration electronics options accessories certifications and manufacturing specialties Figure 3 is an example of a typical Temperature Transmitter nameplate The model number format consists of a Key Number with several table selections Figure 3
36. eals kit includes O rings Figure 18 Electronic Housing Terminal Block End Page 38 STT 750 Temperature Transmitter User s Manual Revision 1 Appendix A PRODUCT CERTIFICATIONS A1 Safety Instrumented Systems SIS Installations For Safety Certified Installations please refer to STT 850 amp STT 750 Safety Manual 34 TT 25 05 for installation procedure and system requirements A2 European Directive Information CE Mark C Honeywell 50094560 Revision E EC DECLARATION OF CONFORMITY Honeywell International Inc Honeywell Field Solutions 512 Virginia Drive Fort Washington PA 19034 USA declare under our sole responsibility that the following products STT 850 Smart Series Temperature Transmitter STT 750 Smart Series Temperature Transmitter to which this declaration relates is in conformity with the provisions of the European Community Directives including the latest amendments as shown in the attached schedule Assumption of conformity is based on the application of the harmonized standards and when applicable or required a European Community notified body certification as shown in the attached schedule The authorized signatory to this declaration on behalf of the manufacturer and the Responsible Person is identified below Owen J Product Safety amp Approvals Engineering Issue Date 24 July 2015 Revision 1 STT 750 Temperature Transmitter User s Manual Pag
37. entifies information that requires special consideration UN TIP Identifies advice or hints for the user often in terms of performing a task CAUTION Indicates a situation which if not avoided may result in equipment or work data on the system being damaged or lost or may result in the inability to properly operate the process CAUTION Indicates a potentially hazardous situation which if not avoided may result in minor or moderate injury It may also be used to alert against unsafe practices CAUTION symbol on the equipment refers the user to the product manual for additional information The symbol appears next to required information in the manual WARNING Indicates a potentially hazardous situation which if not avoided could result in serious injury or death WARNING symbol on the equipment refers the user to the product manual for additional information The symbol appears next to required information in the manual WARNING Risk of electrical shock Potential shock hazard where HAZARDOUS LIVE voltages greater than 30 Vrms 42 4 Vpeak or 60 VDC may be accessible ESD HAZARD Danger of an electro static discharge to which equipment may be sensitive Observe precautions for handling electrostatic sensitive devices Protective Earth PE terminal Provided for connection of the protective earth green or green yellow supply system conductor Functional earth terminal Used for non safe
38. ffects on the PV The limits for this value are 0 0 to 32 0 seconds NAMUR Output Enabled Disabled Disabling sets the loop output and burnout levels to the Honeywell levels Press to enter menu selection t and to select entry to enter Revision 1 STT 750 Temperature Transmitter User s Manual Page 21 DAC Zero Trim Note Loop must be removed from Automatic Control DAC Zero Trim This selection allows the loop zero output 4mA value to be trimmed Note You must connect a current meter to the transmitter to monitor the loop output This selection allows the loop span DAC Span Trim output 20mA value to be trimmed Press to enter Note Loop must DAC Span Trim Note You must connect a current menu be removed from meter to the transmitter to monitor the selection Automatic Control loop output t and to This selection allows the user to force select the DAC output to any value between digit Loop Test 3 8 and 20 8 mA to enter L Note This selection will put the DAC Note Loop must San tes into Fixed Output Mode as indicated p 12 000 ae be removed from by the flashing output value Automatic Control Navigation away from this menu item will return the loop to Normal Automatic Mode Enter Tag ID name up to 8 characters Tag ID ODO Doo long 0 any Alphanumeric value l Read Only HART Device ID Unique for
39. g Earth RF Conducted 10 V 13 553 to A IEC61000 4 6 3V es Susceptibility 13 567MHz 10V 26 957 to 27 283MHz 10 V 40 66 to 40 70MHz 0 during 1 Cycle IEC61000 4 i 3 Voltage Dip 11 40 during 10 12 Cycles N A 70 during 25 30 Cycles AC Power 1EC61000 4 Short Interruptions 11 0 during 250 300 Cycles Susceptibility 1 There is no magnetic sensitive circuitry 2 Done as part of the DC Power Testing 3 Product is DC Powered 3of4 Revision 1 STT 750 Temperature Transmitter User s Manual Page 41 SCHEDULE 50094560 Revision E ATEX Directive 94 9 EC EC Type Examination Certificate No SIRA 14ATEX0020X Protection Flameproof d and intrinsically Safe ia Certificate EN 60079 0 2012 EN 60079 1 2007 EN 60079 11 2011 EN 60079 26 2006 EN 60079 31 2009 Type Examination Certificate No SIRA 14ATEX4052X Protection Non Sparking n Certificate EN 60079 0 2012 EN 60079 15 2010 ATEX Notified Body for EC Type Certificates SIRA Certification Service Rake Lane Eccleston Chester CH4 SIN England ATEX Notified Body for Quality Assurance DEKRA Certification B V Notified Body Number 0344 Maender 1051 6825 MJ Arnhem The Netherlands 4of4 Page 42 STT 750 Temperature Transmitter User s Manual Revision 1 A3 Hazardous Locations Certifications MSG AGENCY TYPE OF PROTECTION COMM Electrical Ambient CODE OPTION Parameters Temperature
40. g the end cap Reinstall the End Cap and tighten the End Cap locking screw Installing Optional External Configuration Button Assembly Loosen Do Not Remove both top nameplate screws and pivot nameplate 90 Align the protrusion on the button assembly with the matching opening in the housing and snap the button assembly into the housing Rotate the nameplate back to the original position and tighten the nameplate screws STT 750 Temperature Transmitter User s Manual Revision 1 Steps 13 16 required for Field Upgrades Only Revision 1 12 13 14 15 16 17 18 Loosen the End Cap locking screw and unscrew the End Cap from the Field Wiring side of the transmitter housing Select the proper Communication External Configuration upgrade kit label from the label strip provided and adhere to the inside of the Field Wiring compartment End Cap Apply Parker Super O ring Lubricant or equivalent to the end cap o ring before installing the end cap Reinstall the End Cap and tighten the end cap locking screw Install external upgrade label i e DEVICE MODIFIED provided on outside of housing as shown in Figure 15 Restore power if removed Check the settings of the Transmitter Setup and Display Setup parameters to make sure that the transmitter is configured correctly for your application Refer to the STT 750 HART manual 34 TT 25 15 for details on HART transmitters If applicable verify External Button
41. hree Button Operation with no Display Installed 23 Three Button OperatiON ooocconccccnnocccononcncnananananananos 17 Optional 3 Button Assembly oomoo 4 P EA a 34 Patent NOtice cccccssssccccsssscccceessceceeeens iv PRODUCT CERTIFICATIONS 38 STT 750 Temperature Transmitter User s Manual Page 53 RETELEN COS iiins ceedicesessdadsccsevsenenscasssonss ceensss iv Release Information cssssccsssscssseesesees iii S Safety TO 5 ACCURACY ea 5 Diagnosis Messages 5 Safety Certification cccccssssseccsssseeeees 3 Startup A O 15 Constant Current Source Mode Procedure 16 Output Check Procedures sem 15 Support and Contact Information iv Symbol Descriptions and Definitions v Page 54 STT 750 Temperature Transmitter User s Manual T Telephone and Email Contacts iv Three Button Operation with no Display Installed PAR 23 Span Adjustments c cccococcccconccononanananancnnnonanananannnnnnnos 23 Zero Adjustments in 23 Three Button Operation 17 Data Entry coincida Display menu Editing a Numeric Value seas 19 Menu Navigation nl so 18 Transmitter Adjustments scccssssseceeees 3 Transmitter Calibration ommomommooo 31 Troubleshooting cooooooocccnonccccnnoncccccos 33
42. ing a Set LRV using the Display 1 2 3 Connect a current meter or voltmeter as shown in Figure 11 to monitor the PV output of the Transmitter Using an accurate input source apply a signal equivalent to the Transmitter LRV Press the Down q and Zero T buttons together to set the Zero Verify that the output is now 4 mA 4 3 2 Span Adjustment This adjustment is the same as performing a Set URV using the Display 3 4 Connect a current meter or voltmeter as shown in Figure 11 to monitor the PV output of the Transmitter Using an accurate input source apply a signal equivalent to the desired Upper Range Value of the transmitter Press the Down and Span buttons together to set the span Verify that the PV output is now 20 mA You can also use the MCT 202 and MCT404 Toolkit to make any adjustments to an STT 750 SmartLine Temperature Transmitter Revision 1 STT 750 Temperature Transmitter User s Manual Page 23 4 4 Changing the Default Failsafe Direction For HART the transmitters are shipped with a default failsafe direction of upscale This means that the Transmitter output will set the current output to upscale failsafe maximum output upon detection of a critical status The failsafe direction can be changed from upscale to downscale minimum output by moving the top jumper located in the Electronic module The Transmitter electronics module interprets either signal as not a number and initiates i
43. intenance of the STT 750 is limited to ensuring that connections seals and mounting are tight and secure There are no moving parts or adjustments and hence no reason to open the field housing except to inspect for corrosion or conductive dust entry which could later affect reliable operation The transmitter modules themselves should never be opened 5 3 Replacing the Communication Module The Communication module includes a connector to the optional Display module This section includes the procedure to replace the Communication module H The transmitter does not have to be removed from service to replace the Comm Module A tad Please take appropriate steps to avoid ESD damage when handling the Communication and Display Module assemblies Refer to Figure 15 for parts locations Communication Module Retaing Screws 2 Places Electronics Housing Figure 15 PWA Replacement Revision 1 STT 750 Temperature Transmitter User s Manual Page 27 Page 28 1 a b c Turn OFF Transmitter power Power removal is only required in accordance with area safety approvals Power removal is only required in Class 1 Div 1 Explosionproof and Class 1 Div 2 environments e When removing the Communications Module with power applied the loop will go to OV Likewise installing a Communications Module into a transmitter with power applied will cause the loop output value to go to 12 ma for several seconds then the loop output v
44. it Seal 13 F Features and Options csssssccsssssseceeeees 1 Functional Characteristics oooooococcccocanocncancnonnncnonnnos 2 Physical Characteristics serra 1 G GIOSS ANY E AAT E E AEA 51 Grounding and Lightning Protection 13 H Honeywell MC Toolkit 7 Revision 1 Input Sensor Wiring ccssssccccssssceceeeeees 14 Installation and Startup sscsccsssscecsssees 7 Display Installation Precautions oooccccocncooccoonnonnno 7 Mounting STT750 Temperature Transmitters 7 Site evalua 7 Installation Site Evaluation Site Evaltiation ias 7 Introduction oooooccccconocnnnnnnccnnnnocccnnnnnncnns 1 M Maintenance ssscccssssceccenssccceecsseeceeees 27 Preventive Maintenance Practices and Schedules 27 Replacing the Communication Module 27 MCTodIkideicoiconnci noonniocco a E 7 Monitoring the Display 26 Monitoring the Displays Dis playita didas 26 Mounting Dimensions sssccssssscecesssees 9 Mounting STT 750 Temperature Transmitters TA ONE 8 Bracket Mounting Procedure oooocoocncocccoonononnnonnnonnnos 9 Mounting Dimentsions ooooooccccccnnononcnoninonanenanonaninannnos 8 A Aes E A E RE 8 N Name Plate wciic cccciesscccticerescdisescceotscvescatereces 3 O Operation nessis an iria 17 Changing the Default Failsafe Direction 24 T
45. le 9 is a summarized list of recommended spare parts Table 10 Summary List of Recommended Spare Parts ae l Key 1 10 1 Part Number Description Figure No E 100 No Units Units Electronics Housing Assembly 50086423 501 HART Electronics Module Without REED Sensor PWA 50086423 502 HART Electronics Module With REED Sensor UE 18 5 1 12 PWA 50049911 502 Display Module Figure 17 4 1 1 2 50086421 501 HART Temperature Terminal Block Assy Without Lightning Protection Single Input Fi 1 1 1 50086421 503 HART Temperature Terminal Block Assy With ci Lightning Protection Single Input Revision 1 STT 750 Temperature Transmitter User s Manual Page 35 NUTS amp LOCKWASHERS Horizontal Angle Pipe Flat Pipe Mounting Bracket Flat Wall Mounting Bracket lt Vertical Angle Pipe Figure 16 Pipe and Wall Bracket Parts Flat Pipe Mounting Bracket Carbon Steel Flat Pipe Mounting Bracket 316 SS Marine Approved Mounting Bracket 316 SS Wall Mounting Bracket Carbon Steel Wall Mounting Bracket 316 SS Angle Pipe Mounting Bracket Carbon Steel Angle Pipe Mounting Bracket 316 SS Page 36 STT 750 Temperature Transmitter User s Manual Revision 1 Table 11 Pipe and Wall Bracket Parts Refer to Figure 16 Q
46. limeter vertical or horizontal pipe using Honeywell s optional angle brackets Honeywell s optional wall mounting bracket is also shown below Figure 4 and Figure 5 shows typical bracket mounted installations Horizontal Flat Pipe Mounting Vertical Flat Pipe Mounting Wall Pipe Mounting Figure 4 Mounting Brackets Horizontal Angle Pipe Mounting Vertical Angle Pipe Mounting Figure 5 Angle Mounting Brackets Page 8 STT 750 Temperature Transmitter User s Manual Revision 1 3 4 2 Mounting Dimensions Refer to Honeywell drawing number 50094836 for detailed dimensions of the transmitter assembly Abbreviated overall dimensions are also shown on the Specification Sheets for the transmitter models This section assumes that the mounting dimensions have already been taken into account and the mounting area can accommodate the Transmitter Refer to Honeywell drawing numbers 50095917 Flat Pipe Mount 50124813 Angle Pipe Mount and 50095918 Wall Mount for detailed mounting specifications 3 4 3 Bracket Mounting Procedure 1 Align the two mounting holes in the transmitter with the two slots in the mounting bracket and assemble the 2 M8 hex cap screws 2 lockwashers and 2 flat washers provided Rotate transmitter assembly to the desired position and torque the M8 hex cap screws to 27 0 Nm 20 0 Lb ft maximum 2 Pipe Mount Option Refer to Figure 6 and Figure 7 Position the bracket on a 2 inch 50 8 mm horizontal o
47. ll Bracket Parts eee essecssecssecsseceseceseceseesseeeseeseneeeseeeaaecaaecsaeceaesaeenaeee 36 Figure 17 Electronic Housing Display End eee csseceseceseceseceseceseeeseeeeneesaeeeseecaaecsaecaeseaeeaeees 37 Figure 18 Electronic Housing Terminal Block End errar 38 Revision 1 STT 750 Temperature Transmitter User s Manual Page ix List of Tables Table 1 Fe t res and Opt ec ies e 1 Table 2 Available Display Characteristics errar conc cra nrnnnrnnnrnnncnn anos 4 Table 3 STT 750 Standard Critical Diagnostics Messages re nono nono ncnn anos 6 Table 4 STT 750 Standard Non Critical Diagnostics Messages crac nono nono ncnnnnos 6 Table 5 Three Button Option Functions 0 eee eseessecssecesecsseceseceseceseeeseeseaeeeseeeaeecsaecnaecsaeceaeenseeees 18 Tabl e 6 Three Button DatasBmtry i icscccustsctccssscaesstessceatbsitonetobsvocteusesangebesstegsbetdantecocsotensccaasebaeceeas 19 Table 7 The Displays Menus ic scree di A dt Ee 20 Table 8 HART Failsafe and Write Protect JUMPEES ooooonoccnocononcconnconnnonnnnnncnnn nono nono ncon corn nccnnccnnccns 25 Table 9 Fault Conditions and Recommended Corrective Actions oooooncccnoconocnnocnnooncnoncnnncrnnocnnacnacnns 33 Table 10 Summary List of Recommended Spare Parts eee 35 Table 11 Pipe and Wall Bracket Parts erre ccoo a con nono nccn naco
48. n the Housing data plate The first two digits of the serial number identify the year 02 and the second two digits identify the week of the year 23 for example 0223xxxxxxxx indicates that the product was manufactured in 2002 in the 23rd week Apparatus Marked with Multiple Types of Protection The user must determine the type of protection required for installation the equipment The user shall then check the box 1 adjacent to the type of protection used on the equipment certification nameplate Once a type of protection has been checked on the nameplate the equipment shall not then be reinstalled using any of the other certification types WARNINGS and Cautions Intrinsically Safe and Non Incendive Equipment WARNING SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR USE IN HAZARDOUS LOCATIONS Explosion Proof Flameproof WARNING DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE MAY BE PRESENT Non Incendive Equipment WARNING DO NOT OPEN WHEN AN EXPLOSIVE ATMOSPHERE MAYBE PRESENT All Protective Measures WARNING FOR CONNECTION IN AMBIENTS ABOVE 60 C USE WIRE RATED 105 C Revision 1 STT 750 Temperature Transmitter User s Manual Page 45 A 5 Conditions of Use for Ex Equipment Hazardous Location Equipment or Schedule of Limitations Consult the manufacturer for dimensional information on the flameproof joints for repair Painted surface of the STT 750 may store electrostatic charge and become a source of igniti
49. on in applications with a low relative humidity less than approximately30 relative humidity where the painted surface is relatively free of surface contamination such as dirt dust or oil Cleaning of the painted surface should only be done with a damp cloth Intrinsically Safe Must be installed per drawing 50091227 Division 2 This equipment is suitable for use in a Class Division 2 Groups A B C D T4 or Non Hazardous Locations Only The installer shall provide transient over voltage protection external to the equipment such that the voltage at the supply terminal of the equipment does not exceed 140 of the voltage rating of the equipment The enclosure is manufactured from low copper aluminium alloy In rare cases ignition sources due to impact and friction sparks could occur This shall be considered during Installation particularly if equipment is installed a Zone O location If a charge generating mechanism is present the exposed metallic part on the enclosure is capable of storing a level of electrostatic that could become incendive for IIC gases Therefore the user installer shall implement precautions to prevent the buildup of electrostatic charge e g earthing the metallic part This is particularly important if equipment is installed a Zone O location Page 46 STT 750 Temperature Transmitter User s Manual Revision 1 A 6 Control Drawing COPYRIGHT 2015 HONEYWELL INTERNATIONAL INC NEITHER THIS DOCUMENT NOR PRE REL
50. op for this must be added to the basic power supply voltage requirements to determine the required Transmitter voltage Vxmrr and maximum loop resistance Ryoop max Additional consideration is required when selecting intrinsic safety barriers to ensure that they will supply at least minimum Transmitter voltage Vxmrr min including the required 250 ohms of resistance typically within the barriers needed for digital communications Revision 1 STT 750 Temperature Transmitter User s Manual Page 11 Transmitter loop parameters are as follows Rroor max Maximum loop resistance barriers plus wiring that will allow proper Transmitter operation and is calculated as Rigor max Vsupery min Vxmrr min Vsm 21 8 mA In this calculation Vxmtr min 11 8 V HART Vsy 2 3 V remote meter Note that Vsm should only be considered if a remote meter will be connected to the transmitter The positive and negative loop wires are connected to the positive and negative terminals on the terminal block in the Transmitter Electronics Housing Barriers can be installed per Honeywell s instructions for Transmitters to be used in intrinsically safe applications 3 5 2 Wiring Variations The above procedures are used to connect power to a Transmitter For loop wiring sensor wiring and external wiring detailed drawings are provided for Transmitter installation in non intrinsically safe areas and for intrinsically safe loops in hazardous a
51. r Select the Yes button Observe the output current at the percentage you selected in Step 5 To view the monitor display navigate back from the LOOP TEST display and select the MONITOR display A Confirm popup will be displayed Select Yes to continue This concludes the Startup procedure Page 16 STT 750 Temperature Transmitter User s Manual Revision 1 4 Operation 4 1 Overview This section provides the information and processes involved for HART operation using the 3 button option 4 2 Three Button Operation The STT 750 optional three button interface is located under the nameplate and provides a user interface and operation capability without opening the transmitter Figure 12 shows the location of the three button option and the labels for each button Figure 12 Three Button Option Revision 1 STT 750 Temperature Transmitter User s Manual Page 17 Table 5 Three Button Option Functions ee Display Action Left Increment Scroll to previous menu item in an active list 4 Scroll through alphanumeric list to desired character ex Previous Menu Item for entering Tag names or numeric values Decrement Scroll to next menu item in an active list Center y Next Menu ltem Scroll through alphanumeric list to desired character ex for entering Tag names or numeric values Select displayed Call up the menu Right menu item for Select an item for data entry l activation or editing Confirm a dat
52. r vertical pipe and install a U bolt around the pipe and through the holes in the bracket Secure the bracket with the nuts flat washers and lock washers provided 3 Wall Mount Option Position the bracket on the mounting surface at the desired location and secure the bracket to the mounting surface using the appropriate hardware Wall mounting hardware requirements to be determined and supplied by the end user Nuts and Nuts and Lockwashers Lockwashers U bolt f U bolt Horizontal Flat Pipe Vertical Flat Pipe Figure 6 Pipe Mounting Bracket Secured to a Horizontal or Vertical Flat Pipe Revision 1 STT 750 Temperature Transmitter User s Manual Page 9 U BOLT NUTS amp LOCKWASHERS NUTS amp LOCKWASHERS Horizontal Angle Pipe Vertical Angle Pipe Figure 7 Pipe Mounting Bracket secured to a Horizontal or Vertical Angle Pipe 3 5 Wiring a Transmitter 3 5 1 Loop Power Overview The transmitter is designed to operate in a two wire power current loop with loop resistance and power supply voltage within the HART operating range shown in Figure 8 Figure 8 HART Transmitter Operating Ranges Loop wiring is connected to the Transmitter by simply attaching the positive and negative loop wires to the positive and negative terminals on the Transmitter terminal block in the Electronics Housing Connect the Loop Power wiring shield to earth ground only at the power s
53. rea locations 3 5 3 Loop Wiring Procedure 1 See Figure 9 above for parts locations Loosen the end cap lock using a 1 5 mm Allen wrench Remove the end cap cover from the terminal block end of the Electronics Housing 3 Feed loop power leads through one end of the conduit entrances on either side of the Electronics Housing The Transmitter accepts up to 16 AWG wire 4 Connect the positive loop power lead to the positive terminal 1 and the negative loop power lead to the negative terminal 2 Note that the Transmitter is not polarity sensitive 5 Feed sensor input wires through the second housing conduit entry and connect wires per Figure 9 6 Replace the end cap and secure it in place Page 12 STT 750 Temperature Transmitter User s Manual Revision 1 3 5 4 Grounding and Lightning Protection Connect a wire from the Earth Ground Clamp or to the Internal Ground Connection see Figure 9 to Earth Ground to make the protection effective Use a size 8 AWG or 8 37mm bare or green covered wire for this connection For ungrounded Thermocouple mV RTD or ohm inputs connect the input wiring shield s to the Internal Ground Connection shown in Figure 9 For grounded Thermocouple inputs connect the Internal Ground Connection shown in Figure 9 to the same earth ground as used by the thermocouple As noted above the Loop Power wiring shield should only be connected to earth ground at the power supply end 3 5 5 Supply Vol
54. rent procedure e The Apply Values procedure uses actual Process Variable PV input levels for calibrating the range of a Transmitter The PV is carefully adjusted to stable minimum and maximum levels and the Lower Range Limit Value LRV and Upper Range Limit Value URV are then set by commands from the MC Toolkit A The Transmitter does not measure the given PV input or update the PV output while it operates in the Output mode Revision 1 STT 750 Temperature Transmitter User s Manual Page 15 En 3 6 4 Constant Current Source Mode Procedure Honeywell MC Toolkit MCT404 Temperature Transmitter Figure 11 Current Loop Test Connections Refer to Figure 11 for test connections Verify the integrity of electrical components in the output current loop Establish communication with the Transmitter For these procedures the values of components in the current loop are not critical if they support reliable communication between the Transmitter and the Toolkit On the Toolkit display the Output Calibration box In the Output Calibration box select the Loop Test button the LOOP TEST box will be displayed Select the desired constant level Output O 100 or Other any between 0 100 Select the Set button A box will be displayed asking Are you sure you want to place the transmitter in output mode With the Transmitter in Analog mode you can observe the output on an externally connected meter or on a local mete
55. s for a Transmitter you are ready to start up the process loop Startup usually includes e Setting initial resistance RTD sensor types only e Reading inputs and outputs e Applying process inputs to the transmitter The actual steps in a startup procedure vary based on the type of Transmitter and the measurement application In general the procedures in this section are based on using Honeywell MC Toolkit with a HART variant to check the Transmitter input and output under static process conditions and make adjustments as required initiating full operation with the running process Note Checks can be made using the optional three button assembly if your Transmitter is so equipped Operation with the three button assembly is discussed in the Operation section of this manual 3 6 3 Output Check Procedures The Output Check comprises the following procedures e The Loop Test procedure checks for continuity and the condition of components in the output current loop e The Trim DAC Current procedure calibrates the output of the Digital to Analog converter for minimum 0 and maximum 100 values of 4 mA and 20 mA respectively This procedure is used for Transmitters operating online in analog mode to ensure proper operation with associated circuit components for example wiring power supply control equipment Precision test equipment an ammeter or a voltmeter in parallel with precision resistor is required for the Trim DAC Cur
56. smitter HART Option User s Manual Document 34 TT 25 15 MC Toolkit User Manual for MCT404 Document 34 ST 25 50 PM APM SmartLine Transmitter Integration Manual Document PM 12 410 STT 750 Series Temperature Transmitter Agency IS Control Drawing 50091227 Smart Field Communicator Model STS 103 Operating Guide Document 34 ST 11 14 Patent Notice The Honeywell STT 750 SmartLine Temperature Transmitter family is covered by one or more of the following U S Patents 5 485 753 5 811 690 6 041 659 6 055 633 7 786 878 8 073 098 and other patents pending Support and Contact Information For Europe Asia Pacific North and South America contact details refer to the back page of this manual or the appropriate Honeywell Solution Support web site Honeywell Corporate www honeywellprocess com Honeywell Process Solutions https www honeywellprocess com smartline temperature Training Classes http www automationccollege com Telephone and Email Contacts Area Organization Phone Number United States and Honeywell Inc 1 800 343 0228 Customer Service Canada y 1 800 423 9883 Global Technical Support Global Email Honeywell Process la Support Solutions Page iv STT 750 Temperature Transmitter User s Manual Revision 1 Symbol Descriptions and Definitions The symbols identified and defined in the following table may appear in this document Symbol Definition ATTENTION Id
57. tage Limiting Requirements For Protection of Explosion proof Flameproof and Non Incendive Non Sparking the power supply has to include a voltage limiting device Voltage must be limited such that it does not exceed 42 V DC Consult the process design system documentation for specifics 3 5 6 Process Sealing The STT 750 SmartLine Temperature Transmitter is CSA certified as a Dual Seal device in accordance with ANSI ISA 12 27 01 2003 Requirements for Process Sealing Between Electrical Systems and Flammable or Combustible Process Fluids 3 5 7 Explosion Proof Conduit Seal A When installed as explosion proof in a Division 1 Hazardous Location keep covers tight while the Transmitter is energized Disconnect power to the Transmitter in the non hazardous area prior to removing end caps for service When installed as non incendive equipment in a Division 2 hazardous location disconnect power to the Transmitter in the non hazardous area or determine that the location is non hazardous before disconnecting or connecting the Transmitter wires Transmitters installed as explosion proof in Class I Division 1 Group A Hazardous classified locations in accordance with ANSI NFPA 70 the US National Electrical Code Canadian Electric Code CCSAC22 1 with 1 2 inch conduit do not require an explosion proof seal for installation If 3 4 inch conduit is used a LISTED explosion proof seal to be installed in the conduit within 18 inches 457
58. teristics ee ee atear 1 1 2 2 Functional Characteristics Mii A A Aa 2 1 3 STT 750 SmartLine Transmitter NamePlate errar 3 1 4 Safety Certification Information rr conan cnn nc nono roce cn nncn nn cnnnannnanss 3 15 Transmitter AdjUSEMEN S ci ada arias 3 16 DisplYiiiia di ore ee ida ea ais ied 4 1 7 Optional 3 Button Assembly somos ai e e a E E E EE 4 2 Application Destination daria taints apta Dna ab a a da g nio dado E na eaa 5 Dil O YO o ss cebu ie O AENOR 5 2d AN A A A anaes 5 2 2 1 ACCUTA Vainilla alla lidia Ree 5 222 2 Diagnostic M ssdges cui at 5 3 Installation and Startup AAA cesetbsccautecedctarecstocassctyyecetl sagnaserresansstnaaees 7 3 1 Installation Site EVA MIO si A acs hee 7 3 2 Honeywell MC Toolkit es otitis ise 7 3 3 Display Installation Precautions ooonoccnnncnocononnconnconnconnnonn nono nono nrnn nono ncnn nono nc corno nn cnn cnnncnnn ninos 7 3 4 Mounting STT 750 SmartLine Temperature Transmitters oooonncnnnnnnnninocononcconoconnconncanncnnncnnnos 8 3 4 1 A E E 8 3 4 2 Mounting Dimensions eera A et aarti es chee td id Aa 9 3 4 3 Bracket Mo nting Procedure ices scceissiscetessctegebecteewcbesieeeiccetaneeitsstedesoctaueebesiausthaesaueessceeds 9 Sede Wirmera Transmite A dada ita 10 3 5 1 Loop Power Overvie Woo di were nee 10 3 5 2 Marino VARAS a a eae Saad em Bie ca ca 12 3 5 3 Loop Waiting Procedure 3 5 55 eee ea sirva 12 3 5 4 Grounding an
59. ts own configured failsafe action for the control system 4 4 1 Procedure to Establish Failsafe Operation The failsafe direction display accessible via the Toolkit shows only the state of the jumper as it correlates to analog Transmitter operation taN The integrated circuits in the Transmitter PWA are vunerable to damage by stray static discharges when removed from the Electronics Housing Minimize the possibility of static discharge damage when handling the PWA as follows Do not touch terminals connectors component leads or circuits when handling the PWA When removing or installing the PWA handle it by its edges or bracket section only If you need to touch the PWA circuits be sure you are grounded by staying in contact with a grounded surface or by wearing a grounded wrist strap When the PWA is removed from the Transmitter put it in an electrically conductive bag or wrap it in aluminum foil to protect it The following procedure outlines the steps for positioning the write protect and failsafe jumpers on the electronics module See Figure 13 for the locations of the failsafe and write protect jumpers Page 24 STT 750 Temperature Transmitter User s Manual Revision 1 Display Module Connector See Table 7 for Jumper configurations SIM OFF Up ta OFF ON Figure 13 Locating the Failsafe and Write Protect Jumpers Table 8 HART Failsafe and Write Protect Jumpers Jumper Arrangements Description
60. ty a Part Number Description Per O Unit 1 50090524 501 Carbon Steel Flat Pipe Bracket Mounting kit for all models 1 2 50090524 503 316 Stainless Steel Flat Pipe Bracket Mounting kit for all models 1 3 50092363 501 Carbon Steel Wall Bracket Mounting kit for all models 1 4 50092363 503 316 Stainless Steel Wall Bracket Mounting kit for all models 1 5 30752770 007 Carbon Steel Angle Pipe Bracket Mounting kit for all models 1 6 30752770 407 316 Stainless Steel Angle Pipe Bracket Mounting kit for all models 1 NS a a CT rs A la 5 Figure 17 Electronic Housing Display End Table 12 Transmitter Major Assemblies Refer to Figure 17 Figure 18 Key ae Quantity No Part Number Description Per Unit 50049858 501 End Cap Aluminum 1 1 50049858 521 End Cap Stainless Steel 50049832 501 End Cap Display Aluminum 1 2 50049832 521 End Cap Display Stainless Steel 50086421 501 HART Temperature Terminal Block Assy Without Lightning 1 Protection Single Input 3 50086421 503 HART Temperature Terminal Block Assy With Lightning Protection Single Input Revision 1 STT 750 Temperature Transmitter User s Manual Page 37 50049911 502 Display for Temperature 1 5 50086423 501 HART Electronics Module Assembly PWA without Reed sensor 50086423 502 HART Electronics Module Assembly PWA with Reed sensor 6 50049915 501 External Zero Span amp Config Buttons HART 1 K1 30757503 005 Electronics housing s
61. ty purposes such as noise immunity improvement NOTE This connection shall be bonded to Protective Earth at the source of supply in accordance with national local electrical code requirements Earth Ground Functional earth connection NOTE This connection shall be bonded to Protective Earth at the source of supply in accordance with national and local electrical code requirements Hair oops gt PB Chassis Ground Identifies a connection to the chassis or frame of the equipment shall be bonded to Protective Earth at the source of supply in accordance with national and local electrical code requirements continued Revision 1 STT 750 Temperature Transmitter User s Manual Page v Symbol Description The Factory Mutual Approval mark means the equipment has been rigorously tested and certified to be reliable APPROVED The Canadian Standards mark means the equipment has been tested and meets p applicable standards for safety and or performance The Ex mark means the equipment complies with the requirements of the European standards that are harmonized with the 94 9 EC Directive ATEX Directive named after the French ATmosphere EXplosible Page vi STT 750 Temperature Transmitter User s Manual Revision 1 Contents Introduction recta ie dE Vans baga 1 Fl A A A dete ets aa Geeta eMedia a Sl tens 1 1 2 Features and Options ssc soi se in na copia 1 1 2 1 Physical Charac
62. upply end Note that the Transmitter is not polarity sensitive Page 10 STT 750 Temperature Transmitter User s Manual Revision 1 INTERNAL GROUND CONNECTION 2X FIELD WIRING ENTRIES 2XTB MOUNTING SCREWS Figure 9 Transmitter 9 Screw Terminal Board and Grounding Screw As shown in Figure 9 each Transmitter has an internal terminal to connect it to earth ground Optionally a ground terminal can be added to the outside of the Electronics Housing Grounding the Transmitter for proper operation is required as doing so tends to minimize the possible effects of noise on the output signal and affords protection against lightning and static discharge An optional lightning terminal block can be installed in place of the non lightning terminal block for Transmitters that will be installed in areas that are highly susceptible to lightning strikes As noted above the Loop Power wiring shield should only be connected to earth ground at the power supply end Note Pin 9 is not used O Wiring must comply with local codes regulations and ordinances Grounding may be required to meet various approval body certification for example CE conformity Refer to Appendix A of this document for details Note Terminal 3 is for loop test For HART the Transmitter is designed to operate in a two wire power current loop with loop resistance and power supply voltage within the operating range see Figure 8 With an optional remote meter the voltage dr
63. ystems Ltd Honeywell House Skimped Hill Lane Bracknell England RG12 1EB Shanghai City Centre 100 Jungi Road Shanghai China 20061 www honeywellprocess com Honeywell 34 TT 25 13 Rev 1 August 2015 2015 Honeywell International Inc

STT 750 SMARTLINE Temperature Transmitter User`s Manual

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