NBSJM
SALIENT FEATURES OF NBSJM CHAMBAL WATER METERS
- Single Jet
- High Sensitivity, Low Pressure Loss
- Inferential Type
- Dry dial, Magnetic Drive
- Hermetically Sealed
- Vacuum sealed register with IP-68 Protection
- Measuring Accuracy Conforming to Class "B" of ISO 4064/1 & IS-799-1994 with ISI Mark
- Selected High Quality Material for Durability
MAIN TECHNICAL DATA
INDICATING ERROR
- ±2% from Qmax(inclusive) to Qt(inclusive)
- ±5% from Qt(exclusive) to Qmin(inclusive)
FLOW ERROR
PRESSURE LOSS NOT TO EXCEED
- 0.1 MPa at Qmax
- 0.025 MPa at Qn
HEAD LOSS CURVE
WORKING CONDITIONS
Water Temperature:
- 50°C for Cold Water Meter &
- 90°C for Hot Water Meter
Working Pressure: 1.6MPa
Maximum Test Pressure: 2.0MPa
RAY DIAGRAM
DIMENSIONS
BLASTED ASSEMBLY
