Complaint
AMC series programmable intelligent meters, adopting DC sampling technology, can directly or indirectly measure electric voltage and current of single-phase or three-phase grid. It can be used for local display, and connecting industrial control devices to form a measuring control system.
| AMC72L | AMC72 |
| Technical Parameter | Value | |
Input | Rated Value | DC voltage:1000V,300V,75mV,10V; DC current: 0-20mA,4-20mA,5A; |
| Overload | Voltage: 1.2 times rated value(continuous); 2 times rated value /1 second Current:1.2 times rated value(continuous); 10 times rated value /1 second | |
| Frequency | 45Hz~65Hz | |
| Power Consumption | Power consumption of each voltage, the current input circuit is less than 0.5VA | |
| Accuracy | Class 0.5 | |
Function | Display | LED or LCD |
| Communication | RS485, Modbus-RTU protocol;(1 start bit,8 data bit,1 stop bit, no parity) Baud Rate 2400/4800/9600/19200 bps etc. | |
| Alarm | 1 channel passive relay,contact capacity 3A/30VDC,3A/250VAC, Used for high,low,unbalance alarm etc. | |
| Analog | DC4~20mA,( load <500Ω) (note: Shielded wire is specially selected for the above signal input and output) | |
| Switching | Input:4 channel or 2 channel dry contact Input, built-in power supply Output:2 channel switching output,NO relay contact,capacity:3A/30VDC,3A/250VAC | |
| Auxiliary Supply | AC/DC 85-265V | |
| Power Consumption | <5VA | |
Insulation resistance | ≥ 100MΩ | |
Power frequency withstand voltage | Between power supply set of terminals and signal input, 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 | |
Environment | Temperature | Operation: -10ºC~+55ºCStorage: -25°C ~+70°C |
| Humidity | ≤95%RH, no condensation, without corrosive gas | |
| Altitude | ≤ 2500m | |
