Product Description Model NO.: DDSY168 Installation: Direct Connected Electric Equipment: Single-phase Power Meter Connection: Feed-through Type Type: Energy Meter Customized: Customized Transport Package: Standard Packing Origin: Shenzhen China Display: Digital Usage: Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Prepayment Meter, Reactive Energy Meter, Multi-rate Watt-hour Meters, Maximum Demand Meter Theory: Electronic Meter Measured Signal: Pulse Peak Certification: ISO, CE Trademark: CALIN Specification: IEC 62053-21  Main Features



20 digit Standard Transfer Specification(STS)
Credit data transfer from a point of sale (POS) or vending system is made into a numeric token  in a 20 digit number using the Standard Transfer Specification (STS) encryption techniques, which comply with IEC62055 protocol

Load control function
When the residual energy is 0 or the allowable overdraft that both sides agreed, this meter will send out power-off signal to have load switch cut off power. The power will be recovered automatically after inputting new purchased energy amount.

Programmable low credit warning
The meter can be programmed for setting user credit warning threshold, When the meter's residual energy is equal to credit warning threshold, the meter will start the audio & video warning function in a way of warning light flashing

Tamper detection
With event recording function (including cover-opening event, tamper event and power failure event)


LCD display
Number of digits value field Up to 8
Digit size 4x10mm

Communication
Pair cable communication, PLC and RF communication

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Product Categories : Keypad Energy Meter