Prepaid Gas Meter
Prepaid Gas Meter
◆ Easy to install and low installation cost
◆ Enter credit token (20 digits of pin code)
◆ Key change supported
◆ Information search
- Balance / Accumulative consumption volume
- Recharging volume / Last charging value
- Error code / Firmware version
◆ Key input (pin code) error and accept displayed
◆ LCD sunlight protection and IP65
◆ Battery can be replaced by authorized person
◆ Keypad with text feedback
1.2 Specifications:
| Meter Variant | G1.6 | G2.5 | G4 |
| Maximum Flow Rate (m³/h) Qmax | 2.5 | 4 | 6 |
| Minimum Flow Rate (m³/h) Qmin | 0.016 | 0.025 | 0.04 |
| Normal Flow Rate (m³/h) Qnorm | 1.6 | 2.5 | 4 |
| Max Working Pressure (mbar) | 500 | 500 | 500 |
| Pressure Absorption (mbar, Initial) | ＜2 | ＜2 | ＜2 |
| Maximum Error Limit at 20°C(qt≤q≤qmax) | ±1.5% | ±1.5% | ±1.5% |
| Maximum Error Limit at 20°C(qmin≤q＜qt) | ±3% | ±3% | ±3% |
| Cyclic Volume (dm3) | 0.8/1.2 | 0.8/1.2 | 1.2 |
| Casing | Aluminum | Aluminum | Aluminum |
| Starting Flow Rate (dm³/h) Qstart | 1 | 1 | 1 |
| Connection Centers | 110mm, 130mm (Other type on request) | 110mm, 130mm (Other type on request) | 110mm, 130mm (Other type on request) |
| Gas Connections | G11/4”&G3/4” | G11/4”&G3/4” | G11/4”&G3/4” |
| Weight (kg) | 2.0/2.4 | 2.0/2.4 | 2.4 |
| Max Index Reading (m³) | 99999.999 | 99999.999 | 99999.999 |
| Operating Temperature (℃) | -10 to +40 | -10 to +40 | -10 to +40 |
| Storage Temperature (℃) | -30 to +60 | -30 to +60 | -30 to +60 |
| Standard Temperature Setting (℃) | 20 in default, settable | 20 in default, settable | 20 in default, settable |
| Operating Humidity | Maximum 95% RH | Maximum 95% RH | Maximum 95% RH |
| Meter Life Time | Over 10 Years | Over 10 Years | Over 10 Years |
| Meter Warranty Period | 1 Year | 1 Year | 1 Year |
| Battery Life Time | 1-2 Years (standard configuration) | 1-2 Years (standard configuration) | 1-2 Years (standard configuration) |
| Battery Type | DC 6V (1.5V*4) AA | DC 6V (1.5V*4) AA | DC 6V (1.5V*4) AA |
| Atex safety | EEX i.e. IIA | EEX i.e. IIA | EEX i.e. IIA |
