The product
| Param | Spec | Param | Spec | |
| Voltage | 220 V/AC | Input Interface | 1 of RS485, to 16 gauge 1 of BPM, to 16 gauge | |
| Input | Touch Keypad | Current | < 40mA for wire comm < 100mA for wireless | |
| Output Protocol | Modbus RTU, Modbus TCP | Output Interface | 
 | 
| Communication | RS485/323/232 by wire Wireless GPRS 2.4GHz Wireless Modbus RTU | 
 
                                   
                    
                   
               
          