NO.388 LuJiaBang Road,ShangHai
021-63165950, 021-59179755, 021-59179733
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Sense the flow change in the liquid lines and power or cut the device when
Liquid flow either exceeds or drops below the set flow rate
Allowed Liqid Temperature:0℃～120℃
Set Flow Rate can be regulated according to different flow requirment
SPDT micro switch ensures the quick action and guarantee the transient
Of the switch
Specification
Model | Connection | Connection | Notes | |
HFS-25 | 1-11NPT | Screw | RED COLOUR | |
HFS-20 | -14NPT | Screw | ||
HFS-15 | -15NPT | Screw |
Apperance Drawingt
Electrical Specification
Rated Voltage Rated Amps | A.C.125250V | Power(COS) |
Non-inductive Current | 12A | 1 |
Full Load | 12A | 0．75 |
Locked Roter | 72A | 0．45 |
Switch Connection
Flow Rate Table
Required Flow for Actuating Switch（m3/hr） | ||||||||||||
Pipe Size(in) | 1 | 1- | 1- | 2 | 2- | 3 | 4 | 5 | 6 | 8 | ||
Range | Min.Flow | Flow below,close1-2 | 1 | 1.3 | 1.7 | 3.1 | 4.1 | 6.2 | 8.4 | 12.9 | 16.8 | 46.6 |
Flow below,close1-3 | 0.6 | 0.8 | 1.1 | 2.2 | 2.8 | 4.3 | 6.1 | 9.3 | 12.3 | 38.6 | ||
Max.Flow | Flow below,close1-2 | 2．0 | 3.0 | 4.4 | 6.6 | 7.8 | 12.0 | 18.4 | 26.8 | 32.7 | 94.2 | |
Flow below,close1-3 | 1.9 | 2.8 | 4.1 | 6.1 | 7.3 | 11.4 | 17.3 | 25.2 | 30.7 | 90.8 | ||
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