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    16 functions of IOT gas meter
    2019.06.14 13:45:40

    Power off valve

    Replaceable battery power supply mode, with power-off and valve closing function.

    Power undervoltage protection

    When the working voltage of the gas meter drops to the design undervoltage value, there should be a prompt. When the power supply voltage continues to drop to the design minimum working voltage, the valve should be able to be closed without loss of data in the meter.

    Valve opening protection

    The valve opening action shall be completed by on-site manual intervention, and the valve can be opened only by manually pressing the key. In addition, long press the key (more than 3 seconds) to forcibly wake up the gas meter online, accompanied by sound prompt.

    Meter reading function

    The gas meter shall have regular automatic data reporting function and key active reporting function.

    control function

    The gas meter shall have the function of receiving valve opening authorization and executing valve closing command.

    Recharge function

    It can be recharged at the gas meter end in the form of card free prepayment.

    Billing function

    Both the gas meter end and the management system end have the billing function, and the data in the management system shall prevail.

    Price adjustment function

    It can realize gas price adjustment and meet the requirements of stepped gas price.

    Data freezing function

    It can automatically save the accumulated quantity information at zero point every day and save the data of the last 60 days. Keep monthly gas consumption information

    Reading and writing gas meter clock

    The current clock of the gas meter can be read and the gas meter clock can be modified.

    Long term unused cut-off

    Under normal conditions of use, when the gas meter does not detect the flow within the time stated by the manufacturer (up to 30 days, settable), the gas shall be cut off.

    Abnormal state recording function

    The gas meter has the function of recording abnormal operation status.

    Flow overload cut-off alarm function

    Under normal use conditions, when the flow of circulating gas meter exceeds 1.2 times the maximum flow of gas meter, the gas meter shall cut off the gas and give an alarm within 120s.

    Micro flow leakage cut-off alarm function

    Under normal use conditions, when the continuous flow time of gas at a flow rate less than twice the starting flow reaches the set value declared by the manufacturer (up to 10d), the gas meter shall cut off the gas and give an alarm.

    Second channel communication function

    Under normal use conditions, in addition to the control of the gas meter by the management system, the handheld device can also be used to recharge and valve control the gas meter on site.

    PrevPay attention to the daily use of gas meters. Don't change them without authorization!
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      Classic diaphragm gas meter
      flow meter
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