IOT Cellular Modem

Industrial Modbus IO RTU Module 4G Wireless Modem for Data Transmission Parameters of ZHC4921 Serial Port DO Number of ports RS485*1 Number of interfaces 4 Relay output Standard RS485: A, B Standard DO*1, COM*2 Baud rate 600～921600bps Mechanical durability 10^7 Data bit 8, 9 Electrical durability 10^5 Stop bit 0.5, 1, 1.5, 2 Capacity 5A 250VAC 30VDC Check Bit NONE EVEN ODD DI Power Supply Number of interfaces 4 Relay input Voltage 9~36V Standard DI*4, COM*2 Current 60mA(aver)

8 AI Modbus Rtu IOT Cellular Modem Serial Device Server SMS Gateway​ Introduction​ of RTU IOT Cellular Modem 4G IOT Cellular Modem ZHC4941 is an industrial-grade 4G RTU that provides 8 DI, 8 DO, 8 AI and 1 RS485/232 interface, supports local logic processing operations, automatic acquisition and active reporting, Modbus RTU/TCP adaptation, and automatic threshold calibration Special functions such as reporting, configuration software docking, dry and wet node IO detection,

Digital Input Module IOT Cellular Modem Rs485 Modbus Server For Data Monitoring Introduction​ of IOT Cellular Modem 4G IOT Cellular Modem ZHC4941 is an industrial-grade 4G RTU that provides 8 DI, 8 DO, 8 AI and 1 RS485/232 interface, supports local logic processing operations, automatic acquisition and active reporting, Modbus RTU/TCP adaptation, and automatic threshold calibration Special functions such as reporting, configuration software docking, dry and wet node IO

4G Serial Port Iot Cellular Modem Support Standard Modbus With Cloud Server Introduction​ of IOT Cellular Modem Product model: ZHC4931, providing 1RS485/1RS232/1DI/1DO/1AI interface. Features: Threshold reporting, wet and dry node detection, and the device itself supports logical operations. Protocol: Support Modbusr RTU/TCP adaptive. Industrial-grade quality: anti-reverse connection, anti-surge, dual watchdogs, can work normally at -20℃~+60℃ The product is suitable for: data

Wireless Digital Input IOT Cellular Modem With IOT Platform Support 2DI 1DO 1AI Introduction​ of IOT Cellular Modem Product model: ZHC4931, providing 1RS485/1RS232/1DI/1DO/1AI interface. Features: Threshold reporting, wet and dry node detection, and the device itself supports logical operations. Protocol: Support Modbusr RTU/TCP adaptive. Industrial-grade quality: anti-reverse connection, anti-surge, dual watchdogs, can work normally at -20℃~+60℃ The product is suitable for: