| Technical Parameter | Value |
| Input | Rated Value | AC voltage: Single phase AC 100V,400V |
| Three phase AC 100V,400V,660V(UL-L,Only 72/ 96) |
| AC current:AC1A,5A; |
| 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 | The 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 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 |
| Environment | Temperature | Operation: -10℃~+55℃Storage: -25°C ~+70°C |
| Humidity | ≤95%RH, no condensation, without corrosive gas |
| Altitude | ≤ 2500m |