Acrel's Programmable AC Current Meter - AMC72L-AI3. Measure three-phase AC current with LCD display. Optional RS485 communication and analog/alarm output. DI/DO switching available. Ideal for monitoring ac amp meters, ac consumption meter, and more.
| Function | Description&Value |
| Measurement | Three-phase AC Current |
| Display | LCD display |
| Communication(Optional) | RS485,Modbus-RTU protocol;(1 start bit,8 data bit,1 stop bit,no parity) Baud Rate 2400/4800/9600/19200 bps etc. |
| Alarm Output(Optional) | 1 channel passive relay,contact capacity 3A/30VDC,3A/250VAC, Used for high, low, unbalanced alarms, etc. |
| Analog Output(Optional) | DC4~20mA,( load <500Ω) (note: Shielded wire is specially selected for the above signal input and output) |
| DI/DO Switching(Optional) | DI (Digital input): 2-channel dry contact digital input with built-in power supply DO (Digital output): 2-channel digital output with NO relay contact. Capacity: 3A/30VDC,3A/250VAC |
| Parameter | Description&Value | |
| Input | Rated Current | AC Current Input: 3x5A AC or 3x1A AC (via CTs) |
| Overload | Current input overload:1.2 times rated value(continuous); 10 times rated value /1 second | |
| Frequency | 45~65Hz | |
| Power Consumption | The power consumption of each current input circuit is less than 0.5VA | |
| Accuracy | Current Measuring | 0.5% |
| Power Supply | Voltage Range | AC/DC 85-265V |
| Power Consumption | <5VA | |
Insulation resistance | ≥ 100MΩ | |
Power frequency withstands voltage | Between the power supply set of terminals and signal input, the output set of terminals 2kV/1min (RMS) Between the shell and all sets of terminals(except the set of terminals reference voltage less than 40V) AC 4kV | |
| Condition | Description&Value |
| Temperature | Operation: -10℃～+55℃; Storage: -25°C ~+70°C |
| Humidity | ≤95%RH, no condensation, without corrosive gas |
| Altitude | ≤ 2500m |
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