| Customization: | Available |
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| After-sales Service: | Within 12 Months From The Date of Sale... |
| Warranty: | After 18 Months From The Meter′s Shipment |
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DTSYF668 electronic single-phase card prepaid meter is designed with advanced special integrated circuits and manufactured with fully automatic surface mount (SMT) production technology. The circuit design and component selection of the meter are based on a large environmental tolerance, which can ensure long-term stable operation of the whole machine, high precision, high overload, low power consumption, and high reliability.
| Working temperature range | -20ºC~+55ºC |
| Storage and shipment temperature range | -25ºC~+70ºC |
| Voltage circuit power consumption | ≤1W,5VA |
| Current circuit power consumption | ≤1VA (*Ib) |
| Parameter setting card: Parameter setting card can set the following parameters: impulse constant, production date, factory code, meter type number, meter specification, out-factory number, accuracy class and phase wire data and so on. |
| Key recovery card: Key recovery card is used to change meter installation status or user status to production status, and key recovery card can only be used in installation status and user status, and meter must under program status when key recovery card works |
| User management card: When begin date of back up time interval or power price of user management card is already less than date in meter, immediately change current operating time interval or power price, and use current date in the meter as operating time interval or power price begin date |
| ...etc. |
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