Water Meter with Pulse Transmitter
Flanged Connection Vertical Axial Flow Wheel Type GFDW
Feature
- As well as small bore meters, magnetic digital counter with pulse transmitter providing pulse signal corresponding to counter rotation.
- Body constructed of FCD (Ferrous Casting Ductile) with powder coating for anti-corrosion
- Magnet Driven Pulse Transmitter with 1m³/P voltage free output
Specification
| Diameter (mm) | 50 | 65 | 75 | 100 |
|---|---|---|---|---|
| R=Q3/Q1 (Dynamic Range) | 100 | |||
| Q1 (Nominal Minimum Flow Rate) (m³/h) | 0.4 | 0.63 | 0.63 | 1 |
| Q2 (Changeover Flow Rate) (m³/h) | 0.64 | 1 | 1 | 1.6 |
| Q3 (Nominal Permanent Flow) (m³/h) | 40 | 63 | 63 | 100 |
| Q4 (Maximum Flow Rate) (m³/h) | 50 | 78.75 | 78.75 | 125 |
| Maximum Allowable Operating Pressure (MPa) | 1 | |||
| Maximum Allowable Operating Temperature (°C) | 30 | |||
| Minimum Scale (L) | 1 | |||
| Maximum Cumulative Flow Indication (m³) | 999,999.9 | |||
| Pulse Output Unit (m³/P) | 1 | |||
| Communication Cable (m) | 10（VCTF 2C 0.5mm²） | |||
| Casing Material | FCD450 w/Powder Coating | |||
Size / External View
| Diameter (mm) | 50 | 65 | 75 | 100 | |
|---|---|---|---|---|---|
| Model | GFDW | GFDW | GFDW | GFDW | |
| Length (L1) | 560 | 575 | 630 | 750 | |
| Length (L2) | 245 | 270 | 300 | 350 | |
| Length (L3) | 312 | 302 | 327 | 397 | |
| Gap (t) | 3 | 3 | 3 | 3 | |
| Height (H1) | 217 | 267 | 267 | 309 | |
| Height (H2) | 80 | 100 | 100 | 120 | |
| Width (W) | 186 | 186 | 211 | 238 | |
| Flange (JIS 10K) |
D1 | 186 | 186 | 211 | 238 |
| 186 | 211 | 238 | |||
| D2 | 143 | 140 | 168 | 195 | |
| 120 | 150 | 175 | 175 | ||
| D3 | 100 | 112 | 125 | 152 | |
| 96 | 125 | 152 | |||
| Bolt Hole | n | 4 | 4 | 4 | 4 |
| 8 | 8 | ||||
| φd | 19 | 19 | 19 | 19 | |
| Weight (kg) | 17 | 26 | 29 | 41 | |
*W is max. external width of meter
