Precise Measurement Prepaid 1pH Multi-Rate Energy Meter with IC Card

• Customization: Available
• After-sales Service: Within 12 Months From The Date of Sale...
• Warranty: After 18 Months From The Meter′s Shipment
• Model NO.: DDSYF 668
• Installation: Direct Connected
• Usage: Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Prepayment Meter, Multi-rate Watt-hour Meters
• Electric Equipment: Single-phase
• Theory: Electronic Meter
• Power Meter Connection: Terminal
• Measured Signal: Continuous Wave
• Type: Energy Meter
• Certification: ISO, CE, UL
• Customized: Customized
• Meter Type: CPU Card Meter
• Display Method: LCD
• Department: Power Supply
• Voltage Un: 220 V
• Working Voltage Range: 0.7 Un~1.2 Un
• Transport Package: Standard Export Package
• Trademark: YuJian
• Origin: China
• Production Capacity: 30000 Pieces/Year

Product Description

Voltage U_n:220V;
Working voltage range:0.7U_n~1.2U_n,
*error should be compliant with class requirement,meter would not be damaged for four hours when 1.9U_n
 

Basic current being Ib:
Direct connection:5(30)A,10(40)A,20(80)A
*Continuous operation when 6I_b,with error within scope and meter parts not be damaged.

Reference frequency:50Hz,
frequency range:50Hz±5 %
 

Power consumption
Voltage circuit power consumption:≤1W,5VA;    
Current circuit power consumption:≤1VA(Ib)

Clock accuracy
Within reference temperature range(20ºC±2ºC),clock accuracy is better than 0.5s/d

All inner parts of meter should be anti-rust, anti-oxidation, and fastening point should be reliable.
 

Meter inputs wiring terminal, impulse outputs wiring terminal, RS485 interface wiring terminal should all be noted with hard wiring diagram on the wiring case. Each wiring terminal should have good insulation function.
 

Change of current time interval and back-up time interval: under program status, time interval and tariff can be changed by 485 or IR, program password should be confirmed before change.
 

Freeze function of meter: monthly freeze, daily freeze, immediate freeze and time interval change freeze.