PSS u2, electronic module, standard, communication, 4 IO-Link master, 3 modes, IO-Link modules, revision v1.1, cable length 20 m, actuator/sensor supply 1 A, short circuit-proof, function Class A Port integrated, function Class B Port with additional voltage distribution module, communication speeds COM1/COM2/COM3, input process data (per port/module) 32/128 Byte, output process data (per port/module) 32/128 Byte, DI- mode with input current 2.5/5.5 mA,DO mode with output current 0.2 A, short circuit-proof, saving the device configuration in the master, energy-saving functions, 1-row, terminalblock PSS u2 T 16 required (not supplied with the system).