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Revision 3

STT850 Temperature Transmitter User’s Manual

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Copyrights, Notices and Trademarks

© Copyright 2016 by Honeywell, Inc.

Revision 3, March 2016

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

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Summary of Contents for STT850 SMARTLINE

Page 1: ...Honeywell Process Solutions STT850 SMARTLINE Temperature Transmitter User s Manual 34 TT 25 03 Revision 3 March 2016 ...

Page 2: ...kes 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 Intern...

Page 3: ...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 For the Experion PKS you will need to supplement the information in this document with the dat...

Page 4: ...ansmitter Agency IS Control Drawing50091227 Smart Field Communicator Model STS 103 Operating Guide Document 34 ST 11 14 Patent Notice The Honeywell STT850 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 a...

Page 5: ...he 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 handl...

Page 6: ... tested and certified to be reliable The Canadian Standards mark means the equipment has been tested and meets 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 7: ...g STT850 SmartLine Temperature Transmitters 8 3 1 1 Summary 8 3 1 2 Mounting Dimensions 9 3 1 3 Bracket Mounting Procedure 9 1 14 Wiring a Transmitter 10 3 1 4 Loop Power Overview 10 3 1 5 Digital System Integration Information 12 3 1 6 Wiring Variations 12 3 1 7 Loop Wiring Procedure 12 3 1 8 Grounding and Lightning Protection 13 3 1 9 Supply Voltage Limiting Requirements 13 3 1 10 Process Sealin...

Page 8: ...on Foundation Fieldbus FF 46 1 20 Monitoring the Basic and Advanced Displays 47 4 1 13 Basic Display 47 4 1 14 Advanced Displays 47 4 1 15 Button operation during monitoring 50 5 Maintenance 51 1 21 Overview 51 1 22 Preventive Maintenance Practices and Schedules 51 1 23 Replacing the Communication Module 51 6 Calibration 54 1 24 Recommendations for Transmitter Calibration 54 1 25 Calibration Proce...

Page 9: ... Ohm Connections 15 Figure 10 HART FF Dual Input Wiring Diagram Error Bookmark not defined Figure 11 Digital Output Connections for mA Load HART only 17 Figure 12 Digital Output Connections for PLC Counting Pulse HART only 17 Figure 13 Current Loop Test Connections 19 Figure 14 Three Button Option 21 Figure 15 Locating the Failsafe and Write Protect Jumpers 45 Figure 16 Basic Display with Process ...

Page 10: ... 25 Table 8 Display Setup Menus 27 Table 9 Calibration Menus 28 Table 10 Transmitter Setup Menus 31 Table 11 Information Menus 37 Table 12 The Basic Display Menus 38 Table 13 HART and DE Failsafe and Write Protect Jumpers 45 Table 14 Fieldbus Simulation and Write Protect Jumpers 47 Table 15 Advanced Displays with PV Format Display Indications 48 Table 16 Fault Conditions and Recommended Corrective...

Page 11: ...hine Interface HMI Options Basic and Advanced Display Basic and Advanced Digital Display Three button programming optional Basic display language English only Advanced display languages English German French Spanish Turkish Italian Chinese Japanese and Russian Calibration Single Approvals See Appendix C for details ATEX CSA FM IECx NEPSI Mounting Brackets Pipe mounting and wall mounting brackets i...

Page 12: ...e 2 Electronics Housing Components 1 1 2 Functional Characteristics The Transmitter measures process Temperature and outputs a signal proportional to the measured process variable PV Available output communication protocols include 4 to 20mA Honeywell Digitally Enhanced DE HART and FOUNDATION Fieldbus ...

Page 13: ...plete 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...

Page 14: ...ariable PV o PV with bar graph o PV with trend 1 999 hours allows 31 days configurable Eight 8 screens with 3 30 seconds rotation timing Standard engineering units Custom Units available for Fieldbus variant Diagnostic alerts and diagnostic messaging Multiple language support o EN FR DE ES RU IT TR o EN CH Kanji JP Supports 3 button configuration and calibration Supports transmitter messaging and ...

Page 15: ... Specification 34 TT 03 14 2 1 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 and DE Problems detected as non critical diagnostics may affect performance without driving the analog output to the programmed burnout level for HA...

Page 16: ...Sensor Input 1 TB5 Open Sensor Input 1 TB6 Open Sensor Input 1 TB7 Open Sensor Input 1 TB9 Open Sensor Input 2 Open Sensor Input 2 TB8 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 Excess Delta Internal Power failure for Communication ...

Page 17: ...Sources o Pumps o Motorized System Devices e g pumps o Valve Cavitation Process Parameters o Temperature o Maximum Sensor Input Ratings 1 11 Honeywell MC Toolkit In preparation for post installation processes refer to the MC Toolkit User Manual Document 34 ST 25 20 for battery conditioning and device operation and maintenance information 1 12 Display Installation Precautions Temperature extremes c...

Page 18: ...with Adaptor refer to Honeywell drawings 50095917 Pipe mount 50095918 Wall mount and 50124813 Angle pipe mount for detailed mounting specifications For Housing without adaptor refer to Honeywell drawings 32306827 No Adaptor Pipe mount 32306828 No adaptor Wall mount and 50124813 No adaptor angle pipe mount Figure 4 shows typical bracket mounted installations HORIZONTAL PIPE MOUNTING VERTICAL PIPE M...

Page 19: ...e 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 5 Position the bracket on a 2 inch 50 8 mm horizontal or vertical pipe and install a U bolt around the pipe and through the holes in t...

Page 20: ...Wiring a Transmitter 3 1 4 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 or DE operating range shown in Figure 6 Figure 6 HART and DE Transmitter Operating Ranges ...

Page 21: ...l 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 Wiring must comply with local ...

Page 22: ...PS system connections are given in the PM APM SmartLine Transmitter Integration Manual PM12 410 which is part of the TDC 3000X system bookset If you are digitally integrating a Transmitter in an Allen Bradley Programmable Logic Controller PLC process system the same Field Terminal Assembly FTA and wiring procedures used with Honeywell s TPS system are also used with the Allen Bradley 1771 and 1746...

Page 23: ...cess design system documentation for specifics 3 1 10 Process Sealing The STT850 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 1 11 Explosion Proof Conduit Seal When installed as explosion proof in a Division 1 Hazardous Loca...

Page 24: ... User s Manual Revision 3 3 1 12 Input Sensor Wiring Connect the input sensors as shown in Figures below Figure 8 HART DE FF Single Input Wiring Diagram Figure 8 HART DE FF Single Input Wiring Diagram RTD Thermocouple mV and Ohm Connections ...

Page 25: ...ential T C operation on DE Models a second strap jumper should be wired between terminals 6 and 7 Do not install this strap for Non DE models The output for differential operation is calculated as T C 1 T C 2 o Figure 9 DE Dual Input Wiring Diagram Thermocouple and RTD Connections not applicable to single input sensor Figure 10 HART FF Dual Input Wiring Diagram o For External C J compensation the ...

Page 26: ...Page 16 STT850 Temperature Transmitter User s Manual Revision 3 Figure 10 HART FF Dual Input Wiring Diagram Remote C J and Mixed Sensors Connections ...

Page 27: ...uld not use the same power supply as used to support the 4 20mA transmitter output See Figure 11 and Figure 12 For Intrinsically Safe IS applications the 4 20mA and the Digital Output must use separate IS Barriers Figure 11 Digital Output Connections for mA Load HART only Figure 12 Digital Output Connections for PLC Counting Pulse HART only ...

Page 28: ... 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 1 15 Output Check Procedures The Output Check comprises the following procedures The Loop Test procedure checks for continuity and the condition of components in the output curre...

Page 29: ...put current loop 2 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 3 On the Toolkit display the Output Calibration box 4 In the Output Calibration box select the Loop Test button the LOOP TEST box will be displayed 5 Select the desired const...

Page 30: ...ansmitter in Analog mode you can observe the output on an externally connected meter or on a local meter 7 Select the Yes button Observe the output current at the percentage you selected in Step 5 8 To view the monitor display navigate back from the LOOP TEST display and select the MONITOR display A Confirm popup will be displayed 9 Select Yes to continue This concludes the Startup procedure ...

Page 31: ...igitally Enhanced DE and HART and Foundation Fieldbus FF operation using the 3 button option 1 17 Three Button Operation The STT850 optional three button interface provides a user interface and operation capability without opening the transmitter Figure 14 shows the location of the three button option and the labels for each button Figure 14 Three Button Option ...

Page 32: ...rn to the menu above When on the highest level menu or when using the basic display menu pressing the up symbol and down symbol buttons simultaneously will exit the menu and return to the PV display Use the and buttons to scroll through 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 jump t...

Page 33: ... tags and unit labels 4 1 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 1 Press to begin the edit process 2 The Basic Display will show the current value of the item on the lower line left justified The Advanced Display will show the current value of the item in a pop up window in the middle of the screen ...

Page 34: ... Advanced Display supports the configuration of up to 8 different screens Calibration Cal Points Set Time Stamp S1 CVD Cal Pts S2 CVD Cal Pts S1 Cal Hi Lo HART only S2 Cal Hi Lo HART only Reset Cal 1 2 Corr HART only LRV URV Reset Correct DE only DAC Trim HART DE Loop Test HART DE For details go to the Calibration Menu table Transmtr Setup Device Setup HART Setup HART Date Sensor Setup Sensor 1 CV...

Page 35: ...cal Return Active Diags Shows the number of Non Critical Diagnostics that are currently active Cal 1 Correct OK EXCESSIVE EXCESSIVE Input applied exceeds 5 of expected value Cal 2 Correct Dual Inputs only HART FF only OK EXCESSIVE EXCESSIVE Input applied exceeds 5 of expected value Sensor Temp OK OUT OF RANGE Electronics temperature is greater than 85 C Input 1 Range OK OUT OF RANGE OUT OF RANGE I...

Page 36: ...y voltage is below the low specification limit HIGH Supply voltage is above the high specification limit Comm Module Temp OK OVER TEMP OVER TEMP Electronics temperature is greater than 85 C or less than 40 C DAC Temp Comp HART DE only OK NO COMPENSATION The DAC has not been compensated for temperature effects This is a factory operation Sensor Comm OK SUSPECT SUSPECT The interface between the Temp...

Page 37: ...anguage for the Display Default English Rotation Time Time duration in seconds that each configured screen is shown before moving to the next screen Range 3 to 30 seconds Default 10 seconds Screen Rotate Yes No Select to enable or disable the automatic rotation of Screens Units C F R K Select the ranging and calibration temperature units Screens 1 through 8 Return Screen Format None Select the Scr...

Page 38: ...ation low point for Sensor 1 S1 Cal Hi Pt Calibration high point for Sensor 1 S2 Cal Lo Pt Dual Inputs only Calibration low point for Sensor 2 S2 Cal Hi Pt Dual Inputs only Calibration high point for Sensor 2 Set Time Stamp HART only Return Hour These selections allow the user to enter a time stamp for the Zero Correct LRV Correct URV Correct and Reset Corrects This time stamp can be read via HART...

Page 39: ...cuting this selection corrects the Input 2 Calibration High Point based on the input measurement The current live value of the Input 2 sensor is shown on this display so the user can easily see the effect of the correction Press to enter menu selection Scroll to Do Cal Press to initiate Reset Cal 1 Corr HART only Return Reset S1 Corr Executing this selection resets the Sensor 1 and calibrations ba...

Page 40: ...t to 20 000 mA Connect a current meter to the transmitter to monitor the loop output When you press Enter the transmitter will set the loop output to 20 mA When the prompt Enter reading appears enter the value shown on the current meter in milliamps and press Enter again The transmitter will adjust the DAC output to 20 mA Set DAC Normal This selection allows the loop to be returned to its Normal m...

Page 41: ...Average Differential Sensor 1 Sensor 2 Split Range Redundant Mode of Loop control Loop Ctrl Src HART only Sensor 1 Sensor 2 Input sensor currently controlling the Loop Delta Limit Dual Inputs only HART FF only User can configure the Delta Limit If the Critical Excess Delta Detection has also been enabled the critical fault will be set when the PV Delta Sensor 1 Sensor 2 value exceeds the Delta Lim...

Page 42: ...t Input failure generated for temperatures below 50 C and above 90 C Internal Uses internal CJ sensor External Uses a Pt100 RTD on Input 2 as the CJ source Fixed User configurable value for CJ temperature Fixed CJ Value When CJ Type is Fixed specifies the Cold Junction temperature value for thermocouple Sensor types Degrees Celsius Range of 50 0 C to 90 0 C HART Setup HART only Return Disabled whe...

Page 43: ...s to complete Do not interrupt power S1 Type HART FF only 2 Wire 3 Wire 4 Wire Select the number of lead wires for Sensor 1 S1 Lead Res HART FF only Sensor 1 lead wire resistance valve Sensor 1 Bias HART FF only Bias on the measured value for Sensor 1 S2 Type Dual Inputs only HART FF only 2 Wire 3 Wire 4 Wire Select the number of lead wires for Sensor 2 S2 Lead Res Dual Inputs only HART FF only Se...

Page 44: ...See Note 2 below Alarm Type 2 None Type of Alarm None PV High PV Low Critical Diagnostic Redundant Input Active Rate of Change Deviation Available only with Advanced Diagnostics Option See Note 2 below Setpoint 1 Setpoint for PV High Low Alarm Type 1 Press to enter menu selection and to select Alphanumeri c to enter and shift to next character to the right Setpoint 2 Setpoint for PV High Low Alarm...

Page 45: ...rol Mode Press to enter menu selection to execute Set LRV HART DE only Return ATTENTION Executing this service will set the Lower Range Value LRV equal to the Input 1 measurement Press to enter menu selection to execute Set URV HART DE only Return ATTENTION Executing this service will set the Upper Range Value URV equal to the Input 1 measurement Press to enter menu selection to execute Note 1 Cha...

Page 46: ... life of the transmitter You cannot erase or overwrite the Install Date once it has been written S1 Install Date HART FF only Return Year Enter the current year This item will only be visible if no Install Date has been written to the transmitter Month January thru December Select the current month This item will only be visible if no Install Date has been written to the transmitter Day Enter the ...

Page 47: ...Foundation Fieldbus Read Only Serial Number FF only Serial number of the Fieldbus Comms module Read Only Sensor Module Return Firmware Version The firmware version of the Sensor Module Read Only Model Key Identifies the type and range of the transmitter Read Only Units The Engineering Units for the LRL and URL Note that you can change these Units from the Transmitter Setup menu if desired Transmit...

Page 48: ...reen indicates the screen numbers 1 2 3 4 5 6 7 8 n in Sensor n indicates the Input numbers 1 2 LCD Contrast Adjust the LCD contrast level Range from 1 to 9 Default 7 Press to enter menu selection and to select entry to enter Rotation Time Screen Rotate Enabled Disabled Select to enable or disable the automatic rotation of Screens Select Screen HART DE 1 through 8 Select Screen to configure Screen...

Page 49: ...l Lo Pt HART FF FF read only Calibration low point for Sensor n Sens n Cal Hi Pt HART FF FF read only Calibration high point for Sensor n Do Sens n Cal Lo HART DE Confirm Executing this selection corrects the Cal Low Point based on the input measurement Do Sens n Cal Hi HART DE Confirm Executing this selection corrects the Cal High Point based on the input measurement Sensor n LRV FF only Lower Ra...

Page 50: ... 2 Input sensor currently controlling the Loop Read Only Parameter LRV HART DE URV HART DE The limits are the Lower Range Limit LRL and the Upper Range Limit URL of the selected Sensor 1 ID Press to enter menu selection and to select digit to enter Set LRV HART DE Set Lower Range Value ATTENTION Executing this service will set the Lower Range Value LRV equal to the input pressure Set URV HART DE S...

Page 51: ...ic Control Loop Test 12 000 This selection allows the user to force the DAC output to any value between 3 8 and 20 8 mA Note This selection will put the DAC into Fixed Output Mode as indicated by the flashing output value Navigation away from this menu item will return the loop to Normal Automatic Mode Alarm Type 1 None PV High PV Low Critical Diagnostic Redundant Input Active Rate of Change Devia...

Page 52: ...s of the Display Electronics Module and the Sensor Module Read Only Parameter Protocol HART DE FF Menu item shows the communications protocol Read Only Parameter Model Key HART FF Identifies the type and range of the transmitter Read Only Parameter Exit Menu 4 1 7 Selecting a new setting from a list of choices Use the procedure described below to select a new setting for parameters that present a ...

Page 53: ... source apply a signal equivalent to the Transmitter LRV 3 Press the Down and Zero buttons together to set the Zero 4 Verify that the output is now 4 mA 4 1 9 Span Adjustment This adjustment is the same as performing a Set URV using the Display 1 Connect a current meter or voltmeter as shown in Figure 13 to monitor the PV output of the Transmitter 2 Using an accurate input source apply a signal eq...

Page 54: ...oolkit shows only the state of the jumper as it correlates to analog Transmitter operation Failsafe action for the DE control system may be configured to operate in a manner different from analog as indicated by the state of the Transmitter jumper The integrated circuits in the Transmitter PWA are vunerable to damage by stray static discharges when removed from the Electronics Housing Minimize the...

Page 55: ...ed 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 Explosionproof 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 equip...

Page 56: ...er sets the Write Protect The default setting is OFF Un protected When set to the On Protected position Changed configuration parameters cannot be written to the transmitter When set to the OFF Un protected position Changed configuration parameters can be written to the transmitter ATTENTION Electrostatic Discharge ESD hazards Observe precautions for handling electrostatic sensitive devices WARNIN...

Page 57: ...he above limits it is divided by 1000 and K is appended to the result allowing a maximum value with multiplier of 999999K or 99999K Process Variable Tag is user configurable from a HART Host This field has 14 characters Engineering Units This field is user configurable when measuring temperature Custom Units option is available for Fieldbus only Figure 16 Basic Display with Process Variable Format...

Page 58: ...ther Critical or Non Critical If a Critical Diagnostic is present the message Critical Diag will flash at the top of the screen and the appropriate Diagnostic screen will be inserted into the normal screen rotation To determine which Non Critical diagnostics are active use the local buttons to call up the Non Critical diagnostics menu Main Menu Diagnostics Non Critical Refer to Table 10Table 10 fo...

Page 59: ...alues above limits the PV is divided by 1000 and K is appended to the result allowing a maximum value with multiplier of 999999K or 99999K PV Status Good The transmitter is operating normally Bad The transmitter has detected a fault condition The PV Status field will flash when this condition is present and the PV Value will be displayed on a black background as shown below Unc Uncertain this stat...

Page 60: ...ld has 8 characters to configure Custom Units which is applicable when Units configured to Custom from host Temperature o C o F o R K Kelvin Other percent mV millivolt mA milliampere Custom applicable to FF only Bar Graph The limits of the bar graph are user configurable for each screen Trend graph The limits of the trend graph are user configurable for each screen The amount of time visible on th...

Page 61: ...unting 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 1 23 Replacing the Communication Module The Communication module includes a connector to the optional Display module This sect...

Page 62: ...le from the Electronics compartment 6 Carefully insert the Communication module into the Electronics compartment 7 Tighten the two Communication module retaining screws 8 Refer to the SmartLine User s Manual to change the FAILSAFE HART and DE only READ WRITE and SIM OFF SIM ON configuration settings 9 If applicable re install the Display module as follows a Orient the display as desired b Install ...

Page 63: ... o ring before installing the end cap Reinstall the End Cap and tighten the end cap locking screw 15 Install external upgrade label i e DEVICE MODIFIED provided on outside of housing as shown in Figure 18 16 Restore power if removed 17 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...

Page 64: ...lled laboratory type environment using certified precision equipment 1 25 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 User Manual Document 34 ST 25 20 Calibration information...

Page 65: ...Revision 3 STT850 Temperature Transmitter User s Manual Page 55 This page is left blank intentionally ...

Page 66: ... All other messages are covered by the MC Toolkit Users Manual 1 27 Critical Diagnostics Screens When a Critical Diagnostic is present in the Transmitter the Advanced Display will show one or more of the screens pictured in Figure 19 These screens will be inserted into the normal screen rotation and displayed between the user defined operator screens A description of the diagnostic conditions is g...

Page 67: ...A critical failure has been detected on the Temperature Sensor Module Use a HART DE or Fieldbus 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 tr...

Page 68: ...by key number callout with the letter K prefix Table 17 is a summarized list of recommended spare parts Table 17 Summary List of Recommended Spare Parts Part Number Description Figure No Key No 1 10 Unit s 10 100 Units 100 1000 Units Electronics Housing Assembly 50086423 501 50086423 502 50086423 503 50086423 504 50086423 505 50086423 506 HART Electronics Module Without REED Sensor PWA HART Electr...

Page 69: ...perature Terminal Block Assy With Lightning Protection Single Input HART DE Temperature Terminal Block Assy With Lightning Protection Dual Input HART DE Temperature Terminal Block Assy Without Lightning Protection Single Input w Digital Output HART DE Temperature Terminal Block Assy With Lightning Protection Single Input w Digital Output Figure 22 3 1 1 1 2 50086421 507 50086421 508 50086421 509 5...

Page 70: ...pe Wall and Angle Bracket Parts Refer to Figure 20 Key No Part Number Description Quantity Per Unit 1 50090524 501 Carbon Steel Pipe Bracket Mounting kit for all models 1 2 50090524 503 316 Stainless Steel 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 ...

Page 71: ...sing Display End Table 19 Transmitter Major Assemblies Refer to Figure 21 Figure 22 Key No Part Number Description Quantity Per Unit 1 50049858 501 50049858 521 End Cap Aluminum End Cap Stainless Steel 1 2 50049832 501 50049832 521 End Cap Display Aluminum End Cap Display Stainless Steel 1 ...

Page 72: ...e Terminal Block Assy Without Lightning Protection Single Input FieldBus Temperature Terminal Block Assy Without Lightning Protection Dual Input FieldBus Temperature Terminal Block Assy With Lightning Protection Single Input FieldBus Temperature Terminal Block Assy With Lightning Protection Dual Input 1 4 50049911 502 50049846 503 Basic Display for Temperature Advanced Display for Temperature 1 5 ...

Page 73: ...Revision 3 STT850 Temperature Transmitter User s Manual Page 63 Figure 22 Electronic Housing Terminal Block End ...

Page 74: ... 3 Appendix A PRODUCT CERTIFICATIONS A1 Safety Instrumented Systems SIS Installations For Safety Certified Installations please refer to STT850 Safety Manual 34 TT 25 05 for installation procedure and system requirements A2 European Directive Information CE Mark ...

Page 75: ...Revision 3 STT850 Temperature Transmitter User s Manual Page 65 ...

Page 76: ...Page 66 STT850 Temperature Transmitter User s Manual Revision 3 ...

Page 77: ...Revision 3 STT850 Temperature Transmitter User s Manual Page 67 ...

Page 78: ... for FF Option Ex ia IIC T4 4 20 mA DE HART FF PROFIBUS Note 2 50o C to 70o C With Display 20o C to 70o C Non Incendive Certificate 3051269 Class I Division 2 Groups A B C D T4 Class I Zone 2 AEx nA IIC T4 Gc AEx nA IIC T4 4 20 mA DE HART FF PROFIBUS Note 1 50o C to 85o C With Display 20o C to 70o C Standards FM 3600 2011 ANSI ISA 60079 0 2013 FM 3615 2006 ANSI ISA 60079 1 2009 FM 3616 2011 ANSI I...

Page 79: ...9 31 2012 ANSI ISA12 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 C ATEX Flameproof Sira 14ATEX...

Page 80: ... Db 4 20 mA DE HART FF Note 1 50o C to 85o C Intrinsically Safe Ex ia IIC T4 Ga FISCO Field Device Only for FF Option Ex ia IIC T4 4 20 mA DE HART FF Note 2 50o C to 70o C Non Sparking Ex nA IIC T4 Gc 4 20 mA DE HART FF Note 1 50o C to 85o C Enclosure IP66 IP67 ALL ALL ALL F INMETRO Flameproof Ex d IIC T4 Gb Ex tb IIIC T 95o C IP 66 Db 4 20 mA DE HART FF Note 1 50o C to 85o C Intrinsically Safe Ex...

Page 81: ...DE HART Loop Terminal Terminals 1 2 Voltage 11 to 42 V Current 4 20 mA Normal 3 8 23 mA Faults OPTIONAL DIGITAL OUTPUT Terminals 4 and 9 Voltage 4 to 30 V Current 40 ma max FF Loop Terminal Voltage 9 to 32 V Current 25 mA 2 Intrinsically Safe Entity Parameters For details see Control Drawing on page 67 ...

Page 82: ...ed in 2002 in the 23 rd 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 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 t...

Page 83: ... Class I 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 s...

Page 84: ...Page 74 STT850 Temperature Transmitter User s Manual Revision 3 A 6 Control Drawing ...

Page 85: ...Revision 3 STT850 Temperature Transmitter User s Manual Page 75 ...

Page 86: ...Page 76 STT850 Temperature Transmitter User s Manual Revision 3 ...

Page 87: ...Revision 3 STT850 Temperature Transmitter User s Manual Page 77 ...

Page 88: ...Page 78 STT850 Temperature Transmitter User s Manual Revision 3 ...

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Page 90: ...ectromagnetic Interference FF Foundation Fieldbus FTA Field Termination Assembly Hz Hertz LRL Lower Range Limit LRV Lower Range Value mAdc Milliamperes Direct Current mV Millivolts Nm Newton meters NVM Non Volatile Memory PM Process Manager PV Process Variable PWA Printed Wiring Assembly RFI Radio Frequency Interference RTD Resistance Temperature Detector T C Thermocouple URL Upper Range Limit URV...

Page 91: ...ysical Characteristics 1 G Glossary 80 H Honeywell MC Toolkit 7 I Installation and Startup 7 Display Installation Precautions 7 Mounting STT850 Temperature Transmitters 7 Site evaluation 7 Installation Site Evaluation Site Evaluation 7 Introduction 1 M Maintenance 51 Preventive Maintenance Practices and Schedules 51 Replacing the Communication Module 51 Monitoring the Basic and Advanced Displays 4...

Page 92: ... iv Symbol Descriptions and Definitions v T Telephone and Email Contacts iv Temperature Analog HART and DE Communication 64 Three Button Operation with no Display Installed 43 Span Adjustments 43 Zero Adjustments 43 Three Button Operation 21 Advanced Display Entries 24 Basic Display menu 38 Data Entry 22 Menu Navigation 22 Transmitter Adjustments 3 Troubleshooting 56 Critical Diagnostics Screens 5...

Page 93: ...04 70 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 EMEA Honeywell Process Solutions Phone 80012026455 or 44 0 1344 656000 Email Sales FP Sales Apps Honeywell com or TAC hfs tac support honeywell com AMERICA S Honeywell Process So...

Page 94: ... Account Manager Process Solutions Honeywell 1250 W Sam Houston Pkwy S Houston TX 77042 Honeywell Control Systems Ltd Honeywell House Skimped Hill Lane Bracknell England RG12 1EB 34 TT 25 03 Rev 3 March 2016 2016 Honeywell International Inc Shanghai City Centre 100 Jungi Road Shanghai China 20061 www honeywellprocess com ...

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