Siemens SIMATIC NET SCALANCE M874 Operating Instructions Manual page 10

Table of contents
5 Connecting up ..................................................................................................................................... 53
5.1 Safety when connecting up................................................................................................ 53
5.2 Power supply ..................................................................................................................... 59
5.3 Grounding ......................................................................................................................... 60
5.4 Digital input/output ........................................................................................................... 61
5.5 Antennas ........................................................................................................................... 63
5.6 Ethernet port ..................................................................................................................... 66
5.7 SIM card ............................................................................................................................ 67
5.8 Replacing the PLUG............................................................................................................ 68
6 Maintenance and cleaning .................................................................................................................. 71
7 Troubleshooting................................................................................................................................... 73
7.1 Downloading new firmware using TFTP without WBM and CLI............................................. 73
7.2 Restoring the factory settings............................................................................................. 74
8 Technical specifications ....................................................................................................................... 75
8.1 SCALANCE M874-2 ............................................................................................................ 75
8.2 SCALANCE M874-3 ............................................................................................................ 78
8.3 SCALANCE M876-3 ............................................................................................................ 82
8.4 SCALANCE M876-4 (EU)..................................................................................................... 86
8.5 SCALANCE M876-4 (NAM) ................................................................................................. 90
8.6 SCALANCE M876-4 ............................................................................................................ 94
8.7 Antenna gain ..................................................................................................................... 98
9 Dimension drawings .......................................................................................................................... 101
9.1 SCALANCE M874 ............................................................................................................ 102
9.2 SCALANCE M876 ............................................................................................................. 104
9.3 19" installation frame....................................................................................................... 106
10 Approvals ........................................................................................................................................... 107
10.1 EC declaration of conformity ............................................................................................ 108
10.1.1 ATEX................................................................................................................................ 109
10.1.2 RoHS ............................................................................................................................... 109
10.1.3 RED ................................................................................................................................. 110
10.1.3.1 Protection of health and safety ......................................................................................... 110
10.1.3.2 EMC................................................................................................................................. 110
10.1.3.3 Efficient use of the radio spectrum ................................................................................... 111
10.1.4 Other technical standards ................................................................................................ 112
10.1.5 Products .......................................................................................................................... 112
10.2 UK Declaration of Conformity........................................................................................... 112
10.2.1 The Equipment and Protective Systems Intended for use in Potentially Explosive
Atmospheres Regulations 2016........................................................................................ 113
10
Operating Instructions, 02/2023, C79000-G8976-C331-12
SCALANCE M874, M876