P880 Series_Low differential pressure gauge
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 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 | Ambient : -10 ~ 60°C |
| Temperature effect | Accuracy at temperature above and below the reference temperature (20 ℃) will be effected by approximately ±1.0 % per 10 ℃ of full scale |
Standard features
| Pressure connection | ⅛” NPT(F) |
| Case and cover | Gray painted aluminium die casting |
| Window | Acrylic resin |
| Element (Wetted parts) | Silicone rubber |
| Dial | White aluminium with black graduations |
| Pointer | Black painted aluminium alloy |
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