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◆ Freon gas service pressure gauge ◆
● Model : P880
● Service intended :
This gauge is used to measure a pressure of air and gas duct, furnace draft, negative pressure room, also, a differential pressure of filter, venturi tube and etc. This gauge have a high quality, low cost, good appearance and wide scale range.
● Nominal diameter : 100 mm
● Accuracy : ±2.0% of full scale
- -5 ~ 5, -25 ~ 25 and 0 ~ 10 mm : ±3.0% of full scale
- 0 ~ 3000 and 0 ~ 5000 mm : ±4.0% of full scale
● Scale range (kPa) : -0.25 to 0.25 kPa, 0~50 kPa
● Working pressure :
- Steady pressure : 75% of full scale
- Over pressure protection : 100 kPa
● Working temperature limit :
- Ambient : -10 ~ 60 ℃
● Temperature effect : Accuracy at temperature above and below the reference temperature (20℃) will be effected by approximately ±1.0% per 10℃ of full scale
● Pressure connection : 1/8" NPT(F)
● Case and cover : Gray painted aluminium die casting
● Window : Acrylic resin
● Elemnt (Wetted parts) : Silicone rubber
● Dial : White aluminium with black graduations
● Pointer : Black painted aluminium alloy
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