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LF37 diaphragm pressure switch is available for various sumps, effluent, and sewage application to control the liquid level. Various switch settings are available for to turn-on or turn-off the pump. The diaphragm pressure sensing design make it more reliable than traditional float ball mechanism. Port connection design make the switch can be installed inside the pump without immerging into the water.
 E228961
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Series No.
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LF37
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Medium
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Water, or other non-hazardous liquids, Air
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Basic function
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Diaphragm pressure switch operation:
provide water level signals to appliance control, level value can be set on customer request
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| Pressure Range/Liquid Level Range |
2 ~ 60 Inch/H2O |
| Proof Pressure |
5 PSI |
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Electrical data
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13.8A, 125VAC
10A, 250VAC
3/4HP @ 125/250VAC
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| Contact arrangement |
SPDT-NC,NO, SPST |
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Terminal
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6.35 x 0.8 blade, #8-32 screw
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Conversion: 1" Inch/H2O=1" W.C.=249Pa, 1 PSI = 69 mbar, 1 kPa = 10 mbar
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