P955_Explosion proof pressure switch
Service intended
P955 diaphragm-type pressure switch can be utilized in a boiler processing line. Its internal micro switch is triggered by the pressure of various fluids, such as atmospheric pressure or water pressure. The pressure setting range is adjustable.
Specification
| Fluid | Gas and oil |
| Repeatability | ±1.0 % of adjustable range |
| Adjustable range (mbar, nPa, bar, MPa) | 0.3 kPa to 50 MPa -1.0 ~ -0.1 bar |
| Dead band | Fixed One SPDT : Approx. 5~6 % adjustable range |
| Working temperature | Ambient : -25~65 °C (O-ring material: NBR, Viton) -40~65 °C (O-ring material: Silicone) Fluid : Max. 100 °C |
| Degree of protection | EN60529/IEC529/IP67 |
Standard features
| Pressure connection | Stainless steel (316SS) 316L SS |
| Element | Stainless steel (316L SS) Viton (Up to 4 kPa adjustable range) |
| Case and cover | ALDC 12.1 Silver gray finished aluminium |
| Process connection | ¼”, ⅜”, ½” PT, NPT and PF |
| Contact | Micro contact type One SPDT (P953-1B3) |
| 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” NPT (F) |
| Certificates | KCS Ex db IIC T6 Gb |
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