Siemens RWF55.50A9 - Measuring Circuit and Controller Data

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Building Technologies Division User Manual RWF55... CC1U7867en
Infrastructure & Cities Sector 14 Technical data 05.11.2013
14.2 Monitoring the measuring circuit
In the event of error, the outputs assume defined states (configurable).
Measuring
transducer
Measured value
crossed limit
Sensor/line has
short-circuit
Sensor/line
interrupted
Resistance
thermometer
● ● ●
Thermal elements
● --- ●
Voltage
DC 1...5 V
● ● ●
DC 0...5 V
(
●)
--- ---
DC 0...10 V
(●) --- ---
Current
DC 4...20 mA
● ● ●
DC 0...20 mA
(
●)
--- ---
● = detected
(●) = detected only if measuring range is exceeded
---
= not detected

Reference!
See chapter 13.1 Alarm messages.