8WRW.O Water Level Control Switch

8WRW.O water level control switch is a relay with the function of automatic water supply and drainage control.

  • Power supply
    Nonuniversal voltage: AC(V)110 -120, 220 -240 50/60Hz
  • Selectable “pump up” or “pump down”
  • Independent SPCO contacts
  • Adjustable sensitivity
  • Water level probe with PS-3S
  • Socket mounted with a PF083A(E) Socket
  • With two LED action shows that the status of its action at a glance

Product Selection

Voltage 110Vac or 220Vac
Frequency 50/60 Hz

Technical Data

Contact output 5 A at 250 VAC/30 VDC,(resistive load)
Sens-ing mode High Sensing
Indicator operating Two LED’s use for two status
Second voltage 20VAC
Operate Resistance 4.7 ~100 KΩ adjustable
Release resistance 4.7 ~100 KΩ adjustable
Response time Operate: 80msec max; Release:160 msec max
Length of cable 1Km max. (General)
Life Electrical 1×100000 times; Mechanical 5×1000000 times
Insulation resistance 100MΩ (DC 500V)min
Dielectric strength 1500VAC,50/60HZ
Consumed power 3VA
Ambient temperature -10℃~+55℃
Ambient humidity 48~85%RH
Weight 150g





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