Item Type: 16 Input 16 Output Expansion Board <br>Material: PCB <br> <br>Insulation Grade: flame retardant VO grade <br>Operating Voltage: DC 6.5-30V (7.5V 9V 12V 15V 24V) <br>Operating Current: 8-50MA <br>Default Baud Rate: 9600BPS <br>Baud Rate Can Be Selected By Jumper: 2400 4800 9600 19200BPS1、16 In 16 Out: The PLC expansion board has 16 inputs that can remotely control the 16 outputs of another board via the RS485 bus (related register settings are necessary). <br>2、Multifunction: The 16 input 16 output expansion board features six commands, namely turn on, turn off, instant, self locking, interlock, and delay, better meet your usage requirements. <br>3、Application: The RS485 module is widely used in PLC IO expansion boards, smart homes, home automation, PTC cameras, security monitoring, identification systems, network cameras, LED light drivers, and automatic curtain controls. <br>4、Simple Wiring: The circuit of the 16 channel expansion board has been repeatedly debugged. The PCB wiring is simple, with minimal interference, and convenient to use. <br>5、Easy Installation: The compact power expansion module comes with mounting holes, has a DIN35 and C45 rail installation design and the backplate length is suitable for approximately 100mm/3.9 inch PCB boards.1 x <br> <br>16&nbsp;Input&nbsp;16&nbsp;Output&nbsp;Expansion&nbsp;Board