Feature: 1. 16 Inputs and Outputs: The industrial control board adopts 16 channels of optocoupler isolated digital input and output, and has 16 channels of input status indicators 2. Anti Reverse Polarity Protection: The power circuit of the industrial control board adopts anti reverse connection design, with anti reverse connection protection polarity 3. RS485 Communication: The industrial control board adopts RS485 RTU standard communication, which can be networked with PLC, etc. 4. ABS Housing: The housing of this industrial control board is made of high quality ABS, has high strength, provides long service life 5. Wide Application: The PLC controller is widely used in signal acquisition and control of industrial field equipment, the dedicated upper computer can set the module parameters and save permanently Specification: Item Type: PLC Industrial Control Board Material: ABS, PCB Input Point Number: 16 channels Digital Input: Optocoupler isolated input Input Signal Type: Switch contact signal or level signal Input Signal Valid Range: DC20-28V Output Point Number: 16 channels Output Type: Relay output, normally open contact Output Capacity: 2A per point, 8A per 4 points Interface Type: RS485, DB9 male Baud Rate: 4800-115200 Communication Format: RTU 8 bit data, 1 bit stop, no parity (configurable) Address Range: 1-254 Working Voltage: DC24V, with anti reverse polarity protection Power Consumption: 2W-4W Surge Protection: 600W Working Temperature: -20℃ to +70℃ Storage Temperature: -40℃ to +85℃. Package List: 1 x PLC Industrial Control Board Note: Pay attention to correct operation.