IC Card Prepayment Prepaid Gas Meter, AMR, GPRS Wireless
G1.6, G2.5, G4

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 ***9
. Working power: 4 alkali batteries
. Working voltage: DC6V
. Stable working current: Less than **0 uA
. Maximum open circuit voltage: Less than DC6.6V
. Maximum short circuit current: Less than DC1.5A
. IC card write times: **0.**0
. Data retaining duration: More than *0 years.

Main  technical  data
Type	Cyclic  volume	Qn	Qmax	Qmin	Qs	Min.   reading	Max.   reading
	dm3  at  Tb=*5 degree	m3/h			dm3/h	dm3	m3
G1.6	1.2	1.6	2.5	0.**6	2	0.2	****9.**9
G2.5	1.2	2.5	4	0.**5	2	0.2	****9.**9
G4	1.2	4	6	0.*4	2	0.2	****9.**9