16-channel Isolated Universal Digital Input/Output Module using the DCON and Modbus Protocols with High Load Current Output and LED Display. The M-7054(P) provides 16 channels for universal Digital Input/Output, which can be selected via wire connections. The Digital Input channels are source type and can be used as 16-bit counters, while the Digital Output channels are sink type with short circuit protection and options for configuring power-on ..