Siemens CP 1243-8 IRC Operating Instructions Manual page 40

Installation, connecting up, commissioning
3.2 Installing, connecting up and commissioning
Pulling/plugging the module
NOTICE
Turning off the station when plugging/pulling the module
Before pulling or plugging the module, always turn off the power supply to the station.
Dimensions for installation
Figure 3-1 Dimensions for installation of the S7-1200
Table 3- 1 Dimensions for installation (mm)
S7-1200 devices
CPU (examples)
Communications inter-
faces (examples)
* Width B: The distance between the edge of the housing and the center of the hole in the DIN rail mounting clip
You will find detailed dimensions of the module in the section Dimension drawings
(Page 113).
DIN rail clamps, control panel installation
All CPUs, SMs, CMs and CPs can be installed on the 35 mm DIN rail in the cabinet. Use the
pull-out DIN rail mounting clips to secure the device to the rail. These mounting clips also
lock into place when they are extended to allow the device to be installed in a switching
panel. The inner dimension of the hole for the DIN rail mounting clips is 4.3 mm.
40
CPU 1211C, CPU 1212C
CPU 1214C
CM 1241, CM 1243-5, CM 1242-5
CP 1242-7, CP 1243-1, CP 1243-7, CP 1243-8 IRC
Width A
90 mm
110 mm
30 mm
30 mm
Operating Instructions, 06/2015, C79000-G8976-C385-01
Width B *
45 mm
55 mm
15 mm
15 mm
CP 1243-8 IRC