Brand：Hitrol
Type：Float Type Level Switch
Model：HR-30CH-Ex
HR-30CH-Ex is a float type high temperature explosion-proof level switch, the operating temperature can reach 150℃, the explosion-proof grade is Ex d IIC T6, the material is stainless steel, it mainly uses reed switches and magnets.
Operation Principle：
As liquid level is changed in the tank,the float which is manufactured in accordance with the specific gravity of liquid moves upward or downward along the guide pipe with the same liquid level by buoyancy.The built-in magnet in the float activates reed switch which is located in the guide pipe and contact signal is out.Each alarm orHL control with multiple setting points is available.
HR-30 Series is a Float Type Level Switch which is basically operated with the usage of reed switch and magnet.It can be applied to various storage tanks as well as highly corrosive liquids,and can be widely used in general industries with high reliability and longlife cycle.
characteristics：
■Widely used to measure various liquid
■Applicable to corrosive and acidic liquids with anti-corrosive material for the sensor
(PvC and Teflon)
■ Applicable to explosion area (Ex-Proofversion)
■ Strongstructure and high reliability
■Longlife cycle
Its working structure is shown in the figure below:
Specific specifications are shown in the figure below:
Float Application:
The specific dimensions of the liquid level switch are as follows:
Consider the following suggestions when installing:
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