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工业服务压力表(125mm)P222系列

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韩国阀门|管件|填料函

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详细介绍

Service intended

P222 are suitable to be used in a corrosive environment, chemical, petro-chemical, refining facilities, power generation, 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	125 mm (4½")
Accuracy	±0.5 % of full scale ±1.0 % of full scale
Scale range (MPa, kPa, bar)	-0.1 ~ 0 to 0 ~ 200 MPa
Working pressure	Steady : 75 % of full scale Over range protection : 130 % of full scale
Working temperature	Ambient : -40 ~ 65 °C -20 ~ 65 °C (With glycerin filling) -40 ~ 65 °C (With silicone filling) Fluid : Max. 200 °C Max. 100 °C (With glycerin filling) Max. 100 °C (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

Standard features

Pressure connection	Stainless steel (316SS)
Element	316SS ＜10 MPa : C type bourdon tube ≥ 10 MPa : Helical type bourdon tube
Case	Stainless steel (304SS)
Cover	Stainless steel (304SS) Bayonet type
Window	Safety glass
Blowout protection	Back, rubber disc
Movement	Stainless steel
Dial	White aluminium with black graduations
Pointer	Black painted aluminium alloy
Process connection	⅜", ½" PT, NPT and PF
Zero adjustment	Internal : Micro zero adjustable pointer