G4 IC Card Prepaid Gas Meter Anti Theft Design For AMR / GPRS Wireless
The new IC card intelligent prepaid gas meter is convenient for gas management and daily use. It can fundamentally solve the problems of difficult household meter reading and gas payment in arrears. Its software system is simple and easy to operate.
After the high-tech products series entering the market, prepaid gas meter has drawn the attention of large gas companies with customers’ applause. It has become the first enterprise in China where high-tech electromechanical integrated products are produced by merely one independent enterprise. It was certified as a high-tech enterprise of Zhejiang province in 2003. Its small and beautiful appearance, practical and reliable functions and the most favorable cost performance are the best among its competitors in China.
IC Card Intelligent Prepaid Gas Meter is a device with a sender set on a basic diaphragm meter, IC card as the media, electronic controller and electrical valve attached. The meter has integrative shape and compact design with beautiful appearance as well as accurate measurement. Furthermore prepaid gas meter is convenient for installation and simple to operate with various functions. It is one of the newest high-tech products presented by Sapphire Meter and a main solution for the automatic and scientific gas management by gas companies.
IC card main parameters
| 1 |
Measurement grade: B grade |
| 2 |
Total pressure loss: ≤ 250Pa |
| 3 |
Power and voltage:
ordinary battery 1.5V x4 units (AA) DC = 6.0V; (lithium battery is an option)
|
| 4 |
Battery life: ordinary batteries ≥ 10 months; (Lithium Battery ≥ 2 years) |
| 5 |
Quiescent Current: I ≤ 8μA |
| 6 |
Maximum operating current: I ≤ 120mA |
| 7 |
Data keeping time: t ≥ 10 years |
| 8 |
Valve durability: ≥ 104 times |
| 9 |
Card seat durability: ≥ 104 times |
| 10 |
The number of IC card insertions: n ≥ 104 times |
| 11 |
The number of actuators working without failure: n ≥ 104 times (continuous test) |
IC card meter main functions
| 1 |
Reminding and dual display function |
| 2 |
Gas pre-pay and gas control functions |
| 3 |
Data retention and recovery functions |
| 4 |
Accurate count of total volume and consistency of measuring |
| 5 |
Voltage auto-inspection and valve turned off under low voltage function |
| 6 |
Valve automatically shut down when loss of power |
| 7 |
Low gas volume, characters “low volume” indications and valve turned off automatically
Low power voltage, characters “low voltage” indications and valve turned off automatically.
|
| 8 |
Prevention from various gas theft |
| 9 |
Valves shut down under no gas volume |
| 10 |
IC card against various kinds of metal plate attacks and valve turned off automatically |
| 11 |
Anti-interference against all kinds of magnetic objects and automatically close the valve function |
| 12 |
"error” display when wrong card inserted and valve shut down automatically |
| 13 |
All kinds of information feedback when a card inserted |
| 14 |
Valve self-inspection function when different kinds of gas passed in a specific volume |
| 15 |
Negative counting function can be set |
| 16 |
Dual control function of valve switch |
| 17 |
Retrieve function of original data after the replacement of faulted meters |
| 18 |
Special card to consume preset gas function |
| 19 |
Optional functions of beep alarms |
| 20 |
Automatically valve turned off when meter dismantled without permission
|
