Manual for SCALANCE M874, M876

This manual provides information for installing and connecting up SCALANCE M874, M876 devices. It details:

• Safety recommendations for device operation.
• Description of the device, including characteristics, accessories, terminals, and LED displays.
• Installation procedures for various mounting options (housing, wall, DIN rail, S7-300/S7-1500 standard rail, desktop pedestal).
• Connecting up the device, covering SIM card insertion, power supply, grounding, digital I/O, antennas, and Ethernet ports.
• Dimension drawings for different models.
• Technical specifications for various router types.
• Approvals and certifications, including ATEX, IECEx, RCM, FCC, and UL.

Configuration and network integration are not covered in these instructions.