DONSUN Split Type Keypad Energy Meter is a type of energy meter that based on universally recognized STS standard.
Normally, there will be a numerical Keypad on a separate unit called CIU (Client Interface Unit) for the client to punch in a series of 20 digit code to charge their own meter.
The communication between the meter and CIU is normally by cable, RF or PLC.
DONSUN STS Keypad Prepaid Energy Meter is a type of energy meter that based on universally recognized STS standard.
Normally, there will be a numerical Keypad on a separate unit called CIU (Client Interface Unit) for the client to punch in a series of 20 digit code to charge their own meter.
The communication between the meter and CIU is normally by cable, RF or PLC.
DONSUN Single Phase Keypad Prepaid Energy Meter is a type of energy meter that based on universally recognized STS standard.
Normally, there will be a numerical Keypad on a separate unit called CIU (Client Interface Unit) for the client to punch in a series of 20 digit code to charge their own meter.
The communication between the meter and CIU is normally by cable, RF or PLC.
DONSUN 3 Phase Keypad Prepaid Energy Meter is a type of energy meter that based on universally recognized STS standard.
Normally, there will be a numerical Keypad on a separate unit called CIU (Client Interface Unit) for the client to punch in a series of 20 digit code to charge their own meter.
The communication between the meter and CIU is normally by cable, RF or PLC.