| 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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DDZY668-STS Single-phase Electronic Multi-tariff prepayment Energy Meter is an active metering meter with the data exchange method of numeric medium. The user can load the amount which purchase in advance, make the statement by amount. This meter was equipped with numeric keyboard interface used to active energy metering and prepayment control. Besides, this meter also have infrared communication, RS485 or RS 232 communication, metering components, real-time-clock device, load controlling switch and other auxiliary equipment.
| Creeping | Have the circuit which used to eliminate the creeping of energy meter |
| Communication method | GPRS module *2400 bps |
| RS485 communication *300 bps transfer to 2400 bps | |
| Infrared communication *300 bps transfer to 2400 bps | |
| Rated frequency | 50 Hz |
| Energy meter starting current (*0.4% Ib) | 20 mA |
| Equipped with numeric keyboard interface. |
| Infrared communication, RS485 or RS232 communication. |
| Metering components, real-time-clock device, local controlling switch... |
Within 18 months from delivery day, on the condition of user complying with stipulate requirement of instruction and complete lead sealing of manufacturer, if energy meters have any quality problems, we will offer free repair and exchange. 18 months later, our company provides after-sale service.
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