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Switch

타이틀

서브타이틀

Switch

P991 Series_Explosion proof type differential pressure switch (Up to 20 kPa)

P991 Series

Service intended

P991 explosion proof type differential switch series are bellows type, and these are primarily used for detecting the draft pressure in thermal power plants.

Fluid Air and gas
Repeatability ±1.5 % of full range
Dead band Fixed. 0.25 ~ 0.8 kPa or less
Differential pressure range (kPa) 0 ~ 4 kPa to 0 ~ 20 kPa
Static pressure 500 kPa
Working temperature Ambient : -20 ~ 65 °C
Fluid : Max. 60 °C
Degress of protection EN60529/IEC529/min IP65

Standard features

Pressure connection Stainless steel (316L SS)
Element Bellows : Stainless steel (316L SS)
Gasket : PTFE
Mounting Surface wall mounting
Setpoint adjustment Internal
Contact One SPDT
Two SPDT (Only available with single setpoint)
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 ¼" NPT (F)
Operating environment Hazardous area refer to the explosion-proof item for information
Certificates KCS Ex d IIC T6
Option 3-way manifold valve
5-way manifold valve

© WISE Control Inc. All rights reserved. ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.

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