Domestic Smart IC Card Prepayment Steel Case Gas Meter G2.5

Specifications

All diaphragms are imported from overseas to ensure high product quality.
Conform to the requirements of OIML R31 standard

Technical Features:

 

1. Independent core with high sensitivity and accuracy.

2. Integrated structure, ease of installation and maintenance.

3. Made from high quality materials.

4. Anti-reverse device.

5. Special processes treated to ensure gas-tightness, safety, corrosive-resistance and long life.

 

Technical Parameters:

 

Technical Parameters	Unit	Model
		G1.6	G2.5	G4.0
Nominal Flow	m3/h	1.6	2.5	4
Standard		CJ/112-2004
Pressure Loss	Pa	≤200Pa
Valve-Open Time	s	≤0.6
Valve Endurance	times	Working life is over 1000 times
Min.Displayed Volume	m3	0.01	0.01	0.01
Max.Displayed Volume	m3	9999.9	999999.9	999999.9
Volume Increment	m3	0.01	0.01	0.01
Min.Displayed Credit	unit currency	-999.99	-99999.99	-99999.99
Max.Displayed Credit	unit currency	9999.99	999999.99	999999.99
Creadit Increment	unit currency	0.01	0.01	0.01
IC Card Life	times	>100,000 times
IC Card Security	-	Copy of Data is unvalide
IC Data Encryption	-	High-order Index Function Encryption
Data-hold Duration	years	Data embeded in meter can be held by 30 years

 

Production Lines:

 

  Manufacturing Process: