SCALANCE network components
4.7 SCALANCE M industry router
Industrial Ethernet
System Manual, 09/2019, C79000-G8976-C242-10
247
4.7.3 SCALANCE M874-3 and M-876-4
4.7.3.1 Description
Figure 4-44 SCALANCE M874-x and SCALANCE M876-x
The routers of the SCALANCE M87x series allow mobile wireless connection of Ethernet-
based devices. All devices have proven security mechanisms such as firewall (stateful
packet inspection) and VPN. The robust plastic housings in IP20 degree of protection in the
S7-1500 design are suitable for all common types of fastening (mounting on a DIN rail, S7-
300 standard rail, S7-1500 standard rail, wall mounting). They also have a digital input and a
digital output and a redundant power supply. The SCALANCE M874-x devices have a 2-
port-switch, the SCALANCE M876-x devices have a 4-port switch.
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