No. of Digital Inputs (DI): 4 Input: 24 V DC; -30…+5V for signal “0”; 15…30V for signal “1”(7mA current at 24V) Supply Voltage: 24 V DC; From Power Module; Reverse Polarity Protection Current Consumption: 10 mA Power Loss: Typ. 0.7 W Output Voltage: Min. L+(0.V) Rated Output Current: 500 mA Connectable Encoders: (2-wire BEROS), Max. 1.5 mA Ambient Temp: -25…+60°C Isolation: Tested With 500 V DC