PLC Modules - Digital Input: Type - Digital DC Input Module; Input Voltage - max - 24 VDC; Logic Voltage - nominal - 5 VDC; Input Current - 50 mA; Input Voltage Range - 15-30 VDC; Connection-Mounting - DIN Rail; Operating Temperature - -25 to 55 deg C ( -13 to 131 deg F); Case Size Nominal WxHxL - 1.92x2.81x4.71 in (48.8x71.5x119.8 mm)