Functional safety
7.2 Device-specific safety instructions
SITRANS TH200/TH300
40
Operating Instructions, 06/2010, A5E00393069-03
7.2.3
Settings
CAUTION
Current sensor function / Simulation
The use of the current sensor function and the simulation in safety applications can result in
undesirable operating states.
The use of both functions is not permitted in safety applications.
Operation/configuration
While operating/configuring, ensure that the technical data of the temperature transmitter are
adhered to in their respective version.
Checking the safety function
We recommend that:
● You check the status for warnings and alarms.
● Check the upper and lower alarm current value.
● Perform a 2-point calibration.
● You check the measuring accuracy that must be in the range of ± 2% for the safety
function. You check the measuring accuracy, for example, with a sensor calibration.
Note
Configuration changes in SITRANS TH300 not protected by passwords
If there is no password protection, you may have to deal with undesirable changes in the
configuration of the device.
We recommend that you enable password protection for your device after checking the
safety function.
Содержание SITRANS T4200
Страница 7: ...Table of contents SITRANS TH200 TH300 6 Operating Instructions 06 2010 A5E00393069 03 ...
Страница 13: ...General safety notes 2 5 Precautions SITRANS TH200 TH300 12 Operating Instructions 06 2010 A5E00393069 03 ...
Страница 45: ...Commissioning 8 2 LED operating indicator SITRANS TH200 TH300 44 Operating Instructions 06 2010 A5E00393069 03 ...
Страница 71: ...Service and maintenance SITRANS TH200 TH300 70 Operating Instructions 06 2010 A5E00393069 03 ...
Страница 85: ...Spare parts and accessories SITRANS TH200 TH300 84 Operating Instructions 06 2010 A5E00393069 03 ...
Страница 88: ...Appendix A 2 Control drawing SITRANS TH200 TH300 Operating Instructions 06 2010 A5E00393069 03 87 ...
Страница 91: ...List of abbreviations B 1 Abbreviations SITRANS TH200 TH300 90 Operating Instructions 06 2010 A5E00393069 03 ...
Страница 97: ...Glossary SITRANS TH200 TH300 96 Operating Instructions 06 2010 A5E00393069 03 ...