STS Bulk Prepaid Gas Meter adopts traditional diaphragm mechanical gas meters. By integrating with high performance circuit, it can perfectly realize prepayment, gas consumption calculation & billing functions.
Meanwhile it has Friendly Period management function to ensure continuous gas use in holidays, weekend and duty-off time periods as human-based management of gas supply.
Moreover, Gas meter supports Anti-Magnetic & Excess Flow Rate to prevent tampering and ensure security, Also it has Event Record functions to provide accurate statistics of operation, warning & indication etc. during meter’s lifetime to Gas Companies.
STS Bulk Prepaid Gas Meter are all suitable for Laison Prepayment Information System (LAPIS).
Qmin ≤Q < 0.1Qmax
0.1Qmax ≤ Q ≤ Qmax
Max. Operation pressure
Min. Reading recording
Max. Reading recording
Left to right
1 1/2” gas
Tensile steel sheet
Case closing by bolt
Capacity of carton
Dimensions of mechanical gas meter
Normal flow rate (Qn)
Max. Flow rate (Qmax)
Min. Flow rate (Qmin)
G.W 10KG，N.W 8KG
G.W 13KG，N.W 11KG
G.W 13KG，N.W 11KG
G.W 83KG，N.W 80KG
Dimensions of packing
1) Get a 20-digits token after purchasing Gas.
2) Hold any number key on CIU for at least 2 seconds to wake it up,
Please do not release it until the LCD shows “LaisonTech System Initial...”
3) Input the 20-digits token successively on CIU; In the meantime, LCD will display the numbers being input and on top right corner, it indicates current number of digits. Then the recharge information would be transferred into gas meter.
2. Meter‘s Parameter Setting
2.1 Alarm Value
Insufficient Gas Warning Function is optional in RF STS Gas Meter.
By inputting corresponding token, alarm value can be set.
When remaining gas in meter reaches this value, buzzer will beep and LCD show UN01 to remind customers to recharge meter in time; Valve can be opened again by inputting inquiry token “12 + Enter Key” or 20-digits Clear Event Token provided by Authority Operator.
2.2 Overdraft Value
Overdraft function is optional in RF STS Gas Meter.
By inputting corresponding token, Overdraft value can be set.
When remaining water in meter becomes 0, customers could open valve to enter into overdraft function by inputting inquiry token “12 + Enter Key” or 20-digits Clear Event Token provided by Authority Operator
2.3 Clear Event State
In order to prevent external tamper to meter, Meter’s valve will be closed automatically when following events happens:
1)Meter’s cover open illegally
3)Insufficient battery voltage
Customers could open valve again if remaining water in meter > 0 by inputting inquiry token “12 + Enter Key” or 20-digits Clear Event Token provided by Authority Operator;
2.4 Meter Reset
All the customer information in meter including Purchased Volume, Consumed Volume, Meter Event Records etc. will be cleared if 20 digits Meter Reset Token is input; By which operation, it will make meter back to Factory Mode.
Also, it will reset the Encryption key of meter, which means the tokens produced before are no longer valid.
2.5 Parameter Inquiry
Customers could input a 2 digits inquiry token to check detail information in meter.
The inquiry operation is similar to recharge which just needs to input 2-digits rather than 20-digits token.
2.6 Installation notes
Please installed the gas meter by vertical for accurate measurement.
Hangzhou LAISON technology Co. Ltd. is one of the national large-scale manufacturers who is focusing on building metering, energy saving & control product development and production, and providing professional system solutions for the customers. Our company has advanced technology, innovative R & D team, fully equipped production base and perfect quality inspection system.
As one of the important leaders in metering industry, LAISON holds world’s leading technology and offer the high-quality products and services to customers worldwide.
Our products are exported to Europe, Southeast Asia, South America, South Asia, Africa, the Middle East and other countries and areas.
Why Choose LAISON technology ?
1.)As a national high tech enterprise,we have 5 years exprience in capacitor industry.
2.)To ensure the product quality and consistency,we have obtained the European MID certificates and STS Certificates.
3.)We have modern factories and purification plant,the world first-class production equipment and the technical team consisted of a number of experts