Sigma S2Ba Heat Pump User Manual


 
Page 36
ProMinent
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Dulcodes UV-Desinfektionsanlage
Features of the S2Ca metering pumps
2
1
4
green/NC
white/NO
brown/C
pacing relay
fault indicating relay
yellow/NO
white/NO
green/NC
brown/C
1
4
3
2
2
3
1
4
Technical data, relay (control version)
Pump type S2Ca
Relay Fault-indicating relay Fault-indicating relay + pulse generator
Relay type Fault-indicating relay pulse generator Fault-indicating relay
Voltage, max: 250 V 50/60 Hz 24 V DC 24 V 50/60 Hz
Current, max. 2 A (ohmic) 100 mA 100 mA
Hook up duration 100 ms
Behaviour see Identcode see Identcode see Identcode
Service life > 200 000 cycles* > 50 x 10
6
(10 V 10 mA) > 200 000 cycles
Relay type Power relay
Voltage, max. 250 V (50/60 Hz)
Current, max. 16 A (ohmic)
Hook up duration
Behaviour see Identcode
Service life > 30 000 cycles*
* in the case of nominal load
The contacts are zero volt.
N/C fault indicating relay - the relay closes immediately after the power is switched on and opens
in the event of a fault.
N/O fault indicating relay, the relay closes in the event of a fault.
Use suitable interference suppression (e.g. RC glands) when connecting inductive loads.