Only RWF50.2
Only RWF50.3
12.2 Monitoring the measuring circuit
In the event of error, the outputs assume defined states (configurable).
Measuring
Measured value
transducer
crossed limit
●
Resistance
thermometer
●
Voltage 1...5 V
(●)
0...5 V, 0...10 V
●
Current 4...20 mA
(●)
0...20 mA
●
= detected
(●)
= detected only if measuring range is exceeded
-
= not detected
12.3 Controller outputs OutP
Relay K1 (NO) 1P, 1N (burner release)
Contact rating
Contact life
Contact protection
Power supply for transducer G+, G-
The following relay data are those specified by the supplier.
Relay K2, KQ (controlling element OPEN)
Contact rating
Contact life
Contact protection
Relay K3, KQ (controlling element CLOSE)
Contact rating
Contact life
Contact protection
Relay data are those specified by the supplier.
Analog output A+, A-
Voltage
Load resistance
Accuracy
Current
Load resistance
Accuracy
12.4 Controller
Type of controller
- RWF50.2
- RWF50.3
Controller structure
Sampling time
Sensor/line has
Sensor/line
short-circuit
interrupted
●
●
●
●
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---
●
●
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Controller o
Max. 1 A at AC 250 V at cosφ >0.6
100,000 switching cycles at high-fire
Varistor
DC 24 V 10%/max. 25 mA short-circuit-
proof
Max. 1 A at AC 250 V and cosφ >0.6
100,000 switching cycles at high-fire
RC combination
Max. 1 A at AC 250 V at cosφ >0.6
100,000 switching cycles at high-fire
RC unit
DC 0...10 V short-circuit-proof
≥500
R
Last
0.25%, 50 ppm/K
0...20 mA/4...20 mA
500
R
Last
0.25%, 50 ppm/K
Modulating controller
Continuous controller
P/PI/PD/PID
250 ms
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