Siemens SITRANS TH400, Operating Instructions Manual

Page: 39 / 62

Technical data
SITRANS TH400
Operating Instructions, 06/2010, A5E01018688-02
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Output
Filter time (programmable) 0 ... 60 s
Updating time < 400 ms
Output response in event of sensor fault
Selectable function Value output Status output
Output last valid value Last valid value Unsure
Output safety value Selected safety value Unsure
Output incorrectly calculated
value
Incorrectly calculated value Bad
Power supply
Supply voltage:
Standard DC 9.0 ... 32 V
Power consumption < 11 mA
Max. increase of power consumption in case of fault < 7 mA
Ambient condition
Note
Ambient conditions in hazardous areas
The ambient temperatures specified under "Approvals and certificates" in the section
"Technical data" apply to use in hazardous areas.
Permissible ambient temperature -40 ... +85°C (-40 to +185°F)
Permissible storage temperature -40 ... +85°C (-40 to +185°F)
Relative humidity ≤ 98%, condensing
Dielectric strength
Test voltage AC 500 V for 60 s
Continuous operation AC 50 V/DC 75 V