DDS450 LCD Electrical Meter: Rate Voltage 230VAC, Rate Current 10(40)A, Meter Constant C=1600.
Port: Ningbo/Shanghai
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 10000 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
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DDS450 LCD Electrical Meter
ANTI-TAMPER LCD ENERGY Meter Instruction
TYPE: Rate Voltage 230VAC, Rate Current 10(40)A, Meter Constant C=1600
1. Base Function
1.1 active energy measurement(kwh)
After LCD displays F0, data is current total active energy;
Reverse active positive measure.
When neutral MISTAKED, it can stiil measure
1.2 current demand measurement(kw)
After LCD displays F1, data is current demand;
Demand interval is 30 minites, sliding time is 5 minites;
The front 30 minites' demand is less than true demand(30 minites average), it gets to be current demand atter using electricity for 30 minites.
After POWER OFF, meter will reset and re-measure the DEMAND (KW. )
2.1 maximum demand measurement(kw)
After LCD displays F2, data is the maximum demand(MD);
Demand interval is 30 minites, sliding time is 5 minites;
The front 30 minites' demand is equal to current demand, it gets to be maximun demand atter using electricity for 30 minites. MD IS CURRENT DATA.
After power off, meter will reset and re-measure the MD(KW).
1.3 LCD display
Total is six screen, displays every three seconds AS: F0, KWH, F1, KW, F2, KW(MD)
Model of display is "6+1"; Six is integer, one is decimal, with function of dormancy display.
The meter has function of keeping display after power off. It displays current total active energy.
2. ANTI-TAMPER Function
The meter has function of reverse AND change source to load, and load to earth, and mistake the neutral.
Indicator lamp: Among them lamp 3 is always on WHEN POWER ON, pulse lamp 4 is flashing
1 2 3 4