¡ß Solid front safety pressure gauge ¡ß
¡Ü Model : P257
¡Ü Service intended :
The P257 series offer a solid plate wall and a blow out back. Its stainless steel case and cover have a good appearance and an excellent proof against a corrosion and a chemical attack.
¡Ü Nominal diameter : 63, 100 & 160mm
¡Ü Accuracy :
- P2572(63mm) : ¡¾ 1.6% of full scale
- P2574(100mm) & P2576(160mm) : ¡¾ 0.5% of full scale / ¡¾ 1.0% of full scale
¡Ü Scale range (MPa, kPa, bar) :
- 63mm : -0.1 ~ 0 to 0 ~ 100MPa
- 100, 160mm : -0.1 ~0 to 0 ~ 200MPa
¡Ü Working pressure :
- Steady : 75% of full scale
- Over range protection : 130% of full scale
¡Ü Working temperature :
- Ambient : -40 ~ 65 ¡ÆC
- Fluid : +200 ¡ÆC maximum (without liquid filling)
- -20 ~60 ¡ÆC (with liquid filling)
¡Ü Degree of protection : IP 67
¡Ü Pressure connection :
- Stainless steel (316SS)
- Option : Monel
- Threaded entry, radial or back
¡Ü Element :
- Stainless steel (316SS)
- Model : P2572(63mm)
- < 6MPa : C type bourdon tube
- ¡Ã 6MPa : helical type bourdon tube
- Model : P2574(100mm) & P2576(160mm)
- < 10MPa : C type bourdon tube
- ¡Ã 10MPa : helical type bourdon tube
¡Ü Blowout protection
- Solid front
- Blow-out back
¡Ü Case & bezel ring :
- Stainless steel (304SS)
- Bayonet type
¡Ü Window : Safety glass
¡Ü Movement : Stainless steel
¡Ü Dial : White aluminium with black graduations
¡Ü Pointer : Aluminium alloy, black painted
¡Ü Process connection :
- 63mm : 1/8', 1/4" PT, NPT & PF
- 100, 160mm : 1/4", 1/2", 3/8" PT, NPT & PF
¡Ü Optional :
- Zero adjustable pointer
- (only available with diameter 100 and 160mm)
- Liquid filling
- Electropolished bezel ring
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