Specification:
Model:HFS-20
Switch type:SPDT
Material:304 stainless steel body, copper connector, phosphor bronze bellows
Weight:Approx.401g/ 14.1oz
Connector:3/4"
Max.working pressure:1.0MPa
Ambient temperature:0~60
Liquid temperature:-10~100
Micro switch contact life: 1000000 times
Micro switch Voltage:220VAC
Micro switch Current:15A
Package List:
1×Water Flow Switch
3× Paddle
1×User manual
Installation method:
1.Open the flow switch
2.The switch has been set at minimum flow rate.Turn the adjusting screw counterclockwise to increase the flow setting value.
3.Press the target to check whether the micro switch can work normally. Excessive clockwise rotation of the adjusting screw may to the failure of the flow switch.
4.After the installation, please press the lever of the flow switch several times to check. If there is no "click" sound, turn the adjusting screw counterclockwise until there is "click" sound.
5.The adjustment screw of lacquer seal is only used for the first time to adjust the state of flow switch.
6.Observe three operating cycles to ensure that the switch and the system to which it is connected are operating properly and cover the switch enclosure promptly.
Note:
1.It is absolutely forbidden to impact the wrench on the switch base plate, which will to the deformation and failure of the flow switch.
2.When wiring or debugging, cut off the power supply.
3.When wiring, it is absolutely forbidden to adjust any screws other than micro switch terminals and grounding screws. And connecting the wire carefully.
4.Special grounding screws must be used for wiring, and installation screws cannot be removed.
5.The blade of the flow switch cannot contact with the inner wall of the pipe and other throttles in the pipe.