Euro gauge Safety pattern type overpressure protection pressure gauge_P256 series

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Euro gauge Safety pattern type overpressure protection pressure gauge_P256 series

High-quality products, preferential prices, perfect after-sales service




Detailed Introduction

Service intended

P256 series are made with a solid plate wall and a blow-out back. Its stainless steel case and cover have a good appearance. It has the excellent proof against corrosion and chemical attack. Suitable for protection against damage to the measuring element when high overpressure is applied to the gauge instantaneously. Max overpressure is up to 4 times of measuring range.



Nominal diameter 100 and 160 mm
Accuracy ±1.0 % of measuring range
Scale range (MPa, kPa, bar) -0.1 ~ 0 to 0 ~ 4 MPa
Working pressure Steady : 100 % of full scale
Over range protection : 4 times the measuring range
Working temperature Ambient : -40 ~ 65 ℃
               -20 ~ 65 ℃ (With glycerin filling)
               -40 ~ 65 ℃ (With silicone filling)
Fluid : Max. 200 ℃
          Max. 100 °C (With glycerin filling)
          Max. 100 ℃ (With silicone filling)
Degree of protection EN60529/IEC529/IP67
Temperature effect Accuracy at temperature above and below the reference temperature (20 ℃) will be effected by approximately
±0.4 % per 10 ℃ of full scale
* NOTE : P256 series is not applied with diaphragm seal.

Standard features

Pressure connection Stainless steel (316SS)
Element Stainless steel (316SS)
Case Stainless steel (304SS)
Cover Stainless steel (304SS) Bayonet type
Blowout protection Solid front Blow-out back
Window Laminated safety glass
Movement Stainless steel
Dial White aluminium with black graduations overpressure range indicated by a black sector
Pointer Black painted aluminium alloy
Process connection ½", ⅜" PT, NPT and PF
Option Zero adjustable pointer
Pressure connection and element : Monel
Case and cover material : 316SS


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