CQ20 Pressure Switch
CQ20 Pressure Switch
This pressure switch uses a Bourdon tube as the pressure sensing element.
Displacement of the Bourdon tube is directly transferred to the microswitch to open or close.
This switch is suitable for liquid-level control, flow control and controls of various fluid pressure, air, water,
oil etc.
Displacement of the Bourdon tube is directly transferred to the microswitch to open or close.
This switch is suitable for liquid-level control, flow control and controls of various fluid pressure, air, water,
oil etc.
Feature
･Stable switching by snap actions of the microswitch.
･Setting values can be easily adjusted by removing the plug of acrylic glass without removing the lid on
the front of the case and aligning the needle with the setting scale using a flat-blade screwdriver.
Range of recommended pressure setting
Upper limit type: (10%max.P.+Dead band) to 90％max.P.
Lower limit type: 10%max.P. to (90％max.P.-Dead band)
Compound: %max.P. → ％F.S.
＊When selecting pressure switches, Please select a pressure range with normal operation pressure within
30 to 65% of full span to get full performance. Also check whether wetted parts material could be used
for gases or liquids to be measured.
･Setting values can be easily adjusted by removing the plug of acrylic glass without removing the lid on
the front of the case and aligning the needle with the setting scale using a flat-blade screwdriver.
Range of recommended pressure setting
Upper limit type: (10%max.P.+Dead band) to 90％max.P.
Lower limit type: 10%max.P. to (90％max.P.-Dead band)
Compound: %max.P. → ％F.S.
＊When selecting pressure switches, Please select a pressure range with normal operation pressure within
30 to 65% of full span to get full performance. Also check whether wetted parts material could be used
for gases or liquids to be measured.