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TTH300, TTF300 

Temperature transmitter

 

 

 

Additional instructions for 
IEC 61508 compliant devices 

Measurement made easy 

 

 

 

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TTH300 

TTF300 

Introduction 

TTH300, TTF300 sensor-head and field mounting for 
standard and high temperature measurement. 
 
This document must be considered in conjunction 
with related operating instructions. 

Additional information 

Additional documentation on temperature 
transmitter  is available for download free of charge 
at www.abb.com/temperature. 
Alternatively simply scan this code: 
 

 

 

TTH300 TTF300 

 

Summary of Contents for TTH300 Series

Page 1: ...roduction TTH300 TTF300 sensor head and field mounting for standard and high temperature measurement This document must be considered in conjunction with related operating instructions Additional info...

Page 2: ...s failure on demand PFDAVG 7 6 Constraints 8 7 Periodic proof test and maintenance 9 Proof Test 9 8 Installation commissioning configuration 10 Activating Deactivating write protection 10 Check write...

Page 3: ...Up to SIL 2 as single transmitter installation Up to SIL 3 as redundant transmitter installation Mode of safety operation Low Demand Mode Hardware Fault Tolerance HFT 0 as single transmitter installa...

Page 4: ...failure per unit of time usually declared as FIT DD detected dangerous failures DU detected dangerous failures SD detected safe failures SU intrinsic safe failures PFDavg Average probability of danger...

Page 5: ...ration environment The operation is above 67 maximum rating according to specification NAMUR NE43 Standardization of the signal level for the breakdown information of digital 4 to 20 mA transmitter RT...

Page 6: ...20 0 to 23 6 mA The factory setting is 22 mA The low alarm current can be configured in a range from 3 5 to 4 0 mA The factory setting is 3 6 mA In the following cases and by some electrical part fail...

Page 7: ...performed by Exida Germany according IEC 61508 2010 with results reported within FMEDA Report 06 05 29 R012 Version V4 The summarized results are attached within Appendix Exida FMEDA Report Note The...

Page 8: ...n when the current output is active with the configured high alarm The head mounted electronics TTH300 with IP00 rating according IEC 60529 for the measurement loop must be protected against environme...

Page 9: ...r voltage problems such as a low loop power supply voltage or increased wiring resistance This also tests for other possible electrical part failures 5 Send a HART command e g via EDD DTM FDI simulati...

Page 10: ...lock icon is displayed on the LCD display if mounted Modify a parameter e g damping save device data in device and check whether the message Device is write protected is displayed Note The software w...

Page 11: ...fety applications only these versions were considered Optional Display HMI Type A AS Optional LCD Indicator display for TTH300 HMI Type B BS Optional LCD Indicator display for TTF300 Attached Temperat...

Page 12: ...al number of field failures due to random events will be less than the number predicted by these failure rates The listed SN 29500 failure rates are valid for operating stress conditions typical of an...

Page 13: ...tes Depending on the application this interval needs to be considered directly in the SIL verification Only the current output 4 to 20 mA is used for safety applications The application program in the...

Page 14: ...nd or theft of data or information 13 Release history Safety Manual History Rev D Added influence of optional display safety manual separated for TTX200 and TTX300 series safety manual renewed to IEC...

Page 15: ...TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 15 14Appendix Exida FMEDA Report...

Page 16: ...16 TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 14Appendix Exida FMEDA Report...

Page 17: ...TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 17...

Page 18: ...18 TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 14Appendix Exida FMEDA Report...

Page 19: ...TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 19...

Page 20: ...20 TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 14Appendix Exida FMEDA Report...

Page 21: ...TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 21...

Page 22: ...22 TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 14Appendix Exida FMEDA Report...

Page 23: ...TTH300 TTF300 TEMPERATURE TRANSMITTER SM TTX300 SIL EN REV E 23 Notes...

Page 24: ...X300 SIL EN Rev E 07 2018 We reserve the right to make technical changes or modify the contents of this document without prior notice With regard to purchase orders the agreed particulars shall prevai...

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