2CH RS485 Digital Temperature Collector DS18B20 Sensor Modbus Analog Input IO

VHF/UHF Radio RF UART RS485 Wireless Transceiver Board Modbus RTU Master-Slave

1 PCS DC 12V 4-20mA 0-5V 0-10V Voltage Signal Acquisition RS485 Modbus RTU Modul

Voltage Current RS485 Collector Module ADC 0-5V 0-10V 4-20MA 0-20MA Serial Port

DC 12V 8 Channel Digital Input Module RS485 Modbus RTU Switch Acquisition Board

8AI RS485 Analog Input PT100 RTD RS485 Temperature Sensor Acquisition Module

Mini Dc 12V 2Ch Rs485 Relay Board Modbus Rtu Switch Module Board

8-32 DI-DO PNP to PNP RS485 Modbus Rtu Remote IO Module DC 12-24V 300MA Output