IC Card Prepayment Prepaid Gas Meter for AMR/GPRS Wireless with Steel Case
Basic Functions:
. Computerized management and billing by gas supply companies
. Prepayment of bills with computer technology and IC card to prevent long-term arrears
. When water flow exceeds the maximum flow rate, the built-in valve will be automatically closed
. Effective anti-theft design
Main Features:
. It can automatically measure water flow with CPU card or logic card
. LCD (liquid crystal display) and alarm
. The built-in ball valve and the driving motor works reliably and effectively
. Special technology ensures no worry about IC card copy
. Built-in solid data memory records all running data
. Anti-theft designs: Anti-magnetic interruption, power break protections
. Low energy consumption design
Technical data:
. Basic meter: Diaphragm gas meter G1.6, G2.5, G4 in conformity with EN 1359
. Working power: 4 alkali batteries
. Working voltage: DC6V
. Stable working current: Less than 100 uA
. Maximum open circuit voltage: Less than DC6.6V
. Maximum short circuit current: Less than DC1.5A
. IC card write times: 100.000
. Data retaining duration: More than 10 years.
| Main technical data |
| Type |
Cyclic volume |
Qn |
Qmax |
Qmin |
Qs |
Min. reading |
Max. reading |
| |
dm3 at Tb=15 degree |
m3/h |
dm3/h |
dm3 |
m3 |
| G1.6 |
1.2 |
1.6 |
2.5 |
0.016 |
2 |
0.2 |
99999.999 |
| G2.5 |
1.2 |
2.5 |
4 |
0.025 |
2 |
0.2 |
99999.999 |
| G4 |
1.2 |
4 |
6 |
0.04 |
2 |
0.2 |
99999.999 |
