Multi-User Electric Energy Meter, ADF400L Series
Multi-User Electric Energy Meter, ADF400L Series
The ADF400L series multi-user electric energy meter can achieve up to 12 three-phase or 36 single-phase direct access measurement or 12 three-phase mutual inductor access measurement, a hybrid of direct access and mutual inductor access through module combination measurement method.
| Power measurement：Voltage、current、power factor、frequency、active power、reactive power、apparent power |
| Harmonic function：Total harmonic、sub harmonic (2～31) |
| DI/DO：Main module 2DI2DO; CT connect 2DI4DO (direct connect) |
| Communication：Infrared; RS485 MODBUS-RTU and DL/T645 |
| History energy：12 month energy record |
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Features |
Function Description |
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Energy metering
Electricity measurement |
Total active energy, forward and reverse active energy, multi-rate active energy measurement |
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U、I |
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P、Q、S、PF、F |
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LCD display |
8-digit segment LCD display, backlight display |
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Button programming |
Key programmable communication, number of loops, single three-phase mode, external control mode and other parameters |
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Pulse output |
Active pulse output |
| Multiple rate |
Support 4 time zones, 2 time slots, 14 daily time slots, 4 rates |
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Date, time, day of the week |
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| Main module communication |
Infrared communication |
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Up to 3 channels of communication: RS485 interface， |
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Also support Modbus |
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Prepaid agreement (remote, radio frequency card) |
Cost control (including forward active power and reverse active power) |
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Time control |
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Negative control (malignant load identification) |
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Strong control |
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| Recharge record |
20 Article |
| Features |
Function Description |
| Display method |
LCD（Field） |
| Energy metering |
Active energy metering（Forward and reverse）， Reactive power measurement（Forward and reverse）， |
|
Electricity measurement |
Voltage, current (zero sequence current), power factor, frequency, active power, reactive power, apparent power |
| Harmonic function |
Total harmonic content, sub-harmonic content (2～31 times) |
| Three-phaseunbalance |
Voltage and current unbalance |
|
DI/DO |
Main module 2DI2DO |
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Transformer access to the slave module 2DI4DO (direct access to the slave module without) |
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| LED Instructions |
Pulse light indication |
| Communication |
Infrared communication |
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RS485 interface (main module) supports MODBUS |
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| Historical power |
Historical Electricity in Last December |
Technical parameter
| technical parameter model |
ADF400L-□H□S□D(Y)- □ |
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| Auxiliary power | Voltage |
Three-phase 3*220V/380V power supply (for single-phase power supply, short-circuit terminals 1, 2, and 3 on the instrument) |
| Powerconsumption |
≤10W |
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| Voltage input | Rated voltage |
3×220/380V、3×57.7/100V、 |
| Referencefrequency |
50Hz |
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| Current input | Input Current |
3×1(6)A(Instrument transformer access), 3*10 (80) (direct access) |
| Starting current |
1‰Ib |
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| Measuring performance | measurementaccuracy |
0.5s level |
| Clock accuracy |
≤0.5s/d |
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| Pulse | Pulse output |
Each three-phase metering module has 1 active energy pulse |
| Pulse Width |
80ms±20ms |
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| Pulse constant |
3×1(6)A specification 6400 imp/kWh |
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3×10(80)A specification 400 imp/kWh |
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| Switch | Main module |
Main module 2DI+2DO，Among them, DI is dry contact input |
| Slave module |
Transformer access slave module 4DI+4DO，Among them, DI is 220V wet contact input |
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| Communicatio n | Infrared interface |
Infrared communication |
| RS485 interface |
MODBUS-RTU |
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| Ethernet interface |
Modbus-TCP、TCP/IP |
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| Surroundings | temperature |
Operating temperature：-20℃~+60℃， storage temperature：-30℃~+70℃ |
| humidity |
≤95%RH，No condensation, no corrosive gas place |
|
| altitude |
≤2000m |
