Siemens MASS 2100 Operating Instructions Manual page 223

①
②
③
④
⑤
⑥
⑦
Figure 11-1
The fail safe current output signal can be selected to:
● Minimum Current (defined in the Current Mode selection)
● Maximum Current (defined in the Current Mode selection)
● Last Good Value (the last process value before the failure occurred)
● Current Value (actual measured value)
● User defined (within the range of 0 mA to 25 mA
For channel 1 the range is 3.5 mA to 25 mA
1)
In the alarms lists inFault codes and corrective actions (Page 188) it is listed which alarms
bring the output to fail safe current.
Output scaling configuration
Below are four examples describing configuration possibilities for a current output.
MASS 2100 & FC300 (FCT030)
Operating Instructions, 06/2017, A5E39789040-AA
Linear control range
Measuring range lower limit
Measuring range upper limit
Lower fault current value
Recommended setting range for lower fault current
Recommended setting range for upper fault current
Measuring range
Current limits for NAMUR configuration
)
1)
Technical data
11.5 Outputs
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