General Protocol Ethernet/IP Connectors 2 x RJ45, 1 x 15-pin plug-in screw terminal, 1 x 5-pin plug-in screw terminal
Isolated Digital Input Channels 16 Input Voltage Dry Contact Logic level 0: open Logic level 1: close to GND Wet Contact Logic level 1: 10~30 VDC and -10~-30 VDC Logic level 0: -3~3 VDC