RS485 to LTE 4 20 mA Controller Wireless Control for Agriculture IOT Project Introduction of ZHC4661 ZHC4661 is an industrial-grade 4G RTU that provides 4 channels of AI, 2 channels of AO and 1 channel of RS485 interfaces, supports Modbus RTU/TCP adaptive, automatic acquisition and active reporting, 4-20mA analog control...
RS485 to LTE 4 20 mA Controller Wireless Control for Agriculture IOT Project Introduction of ZHC4661 ZHC4661 is an industrial-grade 4G RTU that provides 4 channels of AI, 2 channels of AO and 1 channel of RS485 interfaces, supports Modbus RTU/TCP adaptive, automatic acquisition and active reporting, 4-20mA analog control... more