◆ Low pressure gauge ◆
● Model : P421
● Service intended :
The P421 series are designed to measure low pressure, vacumm or compound ranges. These models have a stainless 316L measuring element which consists of two formed diaphragms which have been welded together.
● Nominal diameter : 100, 150mm
● Accuracy : ±1.5% of full scale
● Scale range (kPa, mbar) :
- -50 ~ 0 to -1 ~ 0kPa
- -15 ~ 15 to -0.5 ~ 0.5kPa
- 0 ~ 1 to 0 ~ 35kPa
● Working pressure :
- Steady : 75% of full scale
- Over range protection : 130% of full scale
● Working temperature :
- Ambient : -20 ~ 65 °C
- Fluid : -20 ~ 80°C
● Pressure connection : Stainless steel (316SS)
● Element :
- Stainless steel (316LSS)
- Pressure chamber : up to 35kPa
● Case : Stainless steel (304SS)
● Window : Safety glass
● Movement : Brass
● Cover : Stainless steel (304SS)
● Dial : White aluminium with black graduations
● Pointer : Aluminium alloy, black painted
● Process connection : 1/4", 3/8", 1/2" PT, NPT & PF
● Optional : Zero Adjustment (only 100mm)
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