Siemens LOGO! 8 Communication Module, 24 V dc, 2 x Input, 2 x Output Without Display. Output Type: Digital. Input Type: Digital. Mounting Type: DIN Rail. Communication Port Type: RJ45. Display Included: No. Width: 90mm. Depth: 58.2mm. Length: 71.5mm. Termination Type: Screw. For Use With: LOGO Series. Dimensions: 71.5 x 90 x 58.2 mm. MPN: 6GK7142-7EX00-0AX0