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防爆指示开关（125mm）P990系列

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韩国阀门|管件|填料函

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详细介绍

Service intended

P990 series explosion proof type indicating pressure switches are micro contact type. It is suitable to be used with corrosive fluid and it can measure a high pressure. Dead band is fixed.

Nominal diameter	125 mm
Accuracy	Indicator : ±1.0 % of full sacle Switch setting : ±3 % of full sacle
Repeatability	±1.0 % of adjustable range
Adjustable range (MPa, kPa, bar)	-0.1 ~ 0 to -0.1 ~ 2 MPa 0 ~ 0.1 to 0 ~ 40 MPa
Switch differential	Fixed, less than 6 ~15 % of full sacle
Working temperature	Ambient : -20 ~ 65 °C Fluid : Max. 100 °C
Temperature effect	Accuracy at temperature above and below the reference temperature (20 °C) will be effected by approximately ±0.4 % per 10 °C of full scale

Standard features

Element	C type bourdon tube, Helical type bourdon tube
Case and cover	ALDC12.1 Silver gray painted aluminium
Setpoint adjustment	External
Contact	Micro contact type One SPDT or Two SPDT
Contact rating	SPDT contact rating AC 125 V / 250 V, 15 A DC 125 V, 0.4 A for resistance load DC 125V, 0.03 A for inductive load
Conduit connection	¾" PF (F)
Process connection	⅜", ½" PT, NPT and PF
Certificates	KCS Ex d IIB+H2 T6