Greisinger ALSCHU 300 SP Electrode Control Device

Electrode controller in snap-on housing for DIN rail mounting? without sensor

Applications: 
Automatic control of drainage pumps and wastewater lifting plants
overflow and low liquid level control
automatic filling and draining of tanks
level control of liquid reservoirs, aquariums, storage tanks, etc.
Specification:
Power supply:
18 V? 250 V AC / DC
wide-range power supply
Power consumption:
<2 VA
2 signal inputs:
Triggering level: <100 k?
Response time: 2 s
1 Relay output:   
Contact: change-over contact, potential-free
switching voltage:? 250 V AC
switching current:? 5 A (ohmic load)
protection class: IP20