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工业服务压力表(40,50mm)P221,P253系列

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工业服务压力表(40,50mm)P221,P253系列

工业服务压力表(40,50mm)P221,P253系列

工业服务压力表(40,50mm)P221,P253系列
产品描述

Service intended

P221 and P253 series are suitable to be used in a corrosive environment, chemical, petro-chemical, refining facilities, power generation and marine and foods industry. Its stainless steel case and cover have a good appearance and an excellent protection against corrosion and chemical attack.

 

 

Nominal diameter 40 and 50 mm
Accuracy 40 mm : ±3.0 % of full scale
50 mm : ±1.5 % of full scale
Scale range (MPa, kPa, bar) 0 ~ 0.2, 0.3, 0.4, 0.6, 1, 1.5, 3.5 MPa
Working pressure Steady : 75 % of full scale
Over range protection : 130 % of full scale
Working temperature Ambient : Model P221 : -40 ~ 65 °C
               Model P253 : -20 ~ 60 °C
Fluid : Model P221 : Max. 200 °C
          Model P253 : Max. 60 °C
Temperature effect Accuracy at temperature above and below the reference temperature (20 ℃) will be effected by approximately
±0.4 % per 10 ℃ of full scale
 

Standard features

Pressure connection Model P221 : Stainless steel (316SS)
Model P253 : Nickel plated brass
Element C type bourdon tube
Model P221 : Stainless steel (316SS)
Model P253 : Brass
Case Stainless steel (304SS)
Cover 40 mm : Stainless steel (304SS) and polycarbonate
50 mm : Stainless steel (304SS)
Window Polycarbonate (40 and 50 mm)
Movement Model P221 : Stainless steel
Model P253 : Brass
Dial White aluminium with black graduations
Pointer Black painted aluminium alloy
Process connection ⅛", ¼" PT, NPT and PF
Option Window : Safety glass with 304 stainless steel cover

 

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