STS Standard Keypad type automatically valve controlled Prepaid Gas Meter
STG16-A is a prepaid gas meter that conforms to STS standards and has non-return Valve Overdraft Collection Information Inquiry function.
When the air meter is ventilated, the airflow direction may be opposite to the preset direction. Therefore, our product has backflow preventer installed in the outlet of the ventilation pipe to make the pipe in a blocked state.Effectively avoid the phenomenon of backconnection gas pipeline and stealing gas, and effectively count the gas meter.It is the supplier who reduces the cost loss and can better control and manage the gas use of the users.
There will always be customers who use too much but are unwilling to pay fees or are in arrears for a long time, or even in some areas will simply abandon the account and no longer pay fees.Therefore, with the function of Overdraft c0llection, natural gas fees can be charged on a daily basis or on a monthly basis without stopping the supply of natural gas.Can reduce the occurrence of the above situation greatly, reduce the user because take advantage of psychology multi-purpose is not willing to pay the cost or long-term delinquent fees do not give this kind of situation.It enables the supplier to collect the natural gas fee more timely and receive the collected fee, and avoids the occurrence of conflicts caused by the customers' unpaid fees.
Features:
- Automatic valve controlling;
- Ingress protection IP67 waterproo；
- Up to 6 years battery life;
- STS Standard;
- Real-time clock;
- Utilities can set step price into meter on request;
- Anti-tamper Magnetic field protection;
- LORA-RF communication (optional);
- Pay by mobile payment M-PESA, Alipay, MTN, Airtel, etc.
Basic Functions
✽ Meter Recharge: By inputting 20 digits Token.
✽ Low Credit Alarm: Alarm value can be set by inputting corresponding TOKEN.
✽Non-return valve: Non-return valve inside for preventing back-flow.
Metrological Parameters of different size
| Size | G1.6 | G2.5 | G4 |
| Nominal Flow Rate | 1.6 m3/h | 2.5 m3/h | 4 m3/h |
| Maximum Flow Rate | 2.5 m3/h | 4 m3/h | 6 m3/h |
| Minimum Flow Rate | 0.016 m3/h | 0.025 m3/h | 0.04 m3/h |
| Cyclic Volume | 0.7dm3 | 1.2 dm3 | 2 dm3 |
| Maximum working pressure | 0.7 Bar | 0.7 Bar | 0.7 Bar |
| Pressure loss | <200 Pa | <200 Pa | <200 Pa |
| Maximum reading | 99999 | 99999 | 99999 |
| Working temperature | -20-50℃ | -20-50℃ | -20-50℃ |
| Storage Temperature | -30-60℃ | -30-60℃ | -30-60℃ |
| Error: Qmin≦Q≦0.1Qmax 0.1Qmax≦Q≦Qmax | ±3 | ±3 | ±3 |
| ±1.5 | ±1.5 | ±1.5 |
Meter Dimension
Product Tags:
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