Dual-level Level Detection Controller Sensor Infrared Level

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D3, D4, respectively, corresponding to the two level sensors, to the container plus , the following sensor first contact with the , D3 bright. And then add up to the top of the sensor, D4 light, this time, the response of the D1 indicator light, the module on the relay action, control the work outside the pumping equipment.
Only when the pump is lower than the bottom of the sensor, this time D3 and D4 two sensor lights completely off, the relay off. Pumping equipment to stop working.
Double level detection, two probes contact the level before output, double protection.
Scope of application: industrial site, , tank automatic water feeding system and other occasions requiring water level control protection, as well as general industrial site level control.

Specification:Material: Mixture
The working voltage: AC85 ~ 265V
The working current:

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