¡ß Explosion proof pressure switch ¡ß
¡Ü Model : P954
¡Ü Service intended :
P954 diaphragm type pressure switch can be used in a variety of process lines. Internal micro switch is operated by pressure of various fluids, such as atmospheric pressure and water pressure. The pressure sensing part is a force balanced and piston actuated assembly.
¡Ü Fluid : Gas and oil
¡Ü Repeatability : ¡¾1.0% of adjustable range
¡Ü Adjustable range (mbar, kPa, bar, MPa) : -0.9 to 275 bar
¡Ü Dead band :
- Fixed
- One SPDT : Approx. 5 % adjustable range
- Two SPDT : Approx. 10 % of adjustable range
¡Ü Working temperature :
- Ambient : -25 ~ 65 ¡ÆC (O-ring material : Viton)
-40 ~ 65 ¡ÆC (O-ring material : Silicone)
- Fluid : Max. 100 ¡ÆC
¡Ü Degree of protection : EN60529/IEC529/IP67
¡Ü Material :
- Case & cover : ALDC 12.1 (Silver gray finished aluminium)
- Pressure connection :Staninless steel(316SS), Monel, Hastelloy-C
- Diaphragm :Staninless steel(316LSS), Monel, Hastelloy-C
¡Ü Contact :
- Micro contact type
- One SPDT (P954-1B3)
- Two SPDT (P954-2B3)(Only available with single setpoint)
¡Ü Contact rating :
- AC 125V / 250V, 15A
- DC 125V, 0.5A for Resistance Load
- DC 125V, 0.03A for lnductive Load
¡Ü Conduit connection : 3/4 NPT ( F )
¡Ü Process connection : 1/2 NPT ( F )
¡Ü Certificates :
- ATEX II 2G Ex db IIC T6 Gb
- ATEX II 2D Ex tb IIIC T85¡ÆC Db IP67
- IECEx Ex db IIC T6 Gb
- IECEx Ex tb IIIC T85¡ÆC Db IP67
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