Explosion proof type indicating pressure switch (125 mm)_P990 series

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Explosion proof type indicating pressure switch (125 mm)_P990 series

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Detailed Introduction

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


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