Đồng hồ áp suất Industrial service pressure gauge P221, P253 - Wise Vietnam - TMP Vietnam

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

●40mm : ±3.0% of full scale 
●50mm : ±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

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

Optional

Window : Safety glass

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Đồng hồ áp suất Industrial service pressure gauge P221, P253 - Wise Vietnam - TMP Vietnam