Siemens SIMATIC NET S7-1200 User Manual

Installation, connecting up, commissioning
4.2 Installation
CP 1243-1 DNP3, CP 1243-1 IEC
28 Operating Instructions, 02/2014, C79000-G8976-C312-02
Dimensions for installation
Figure 4-1 Dimensions for installation of the S7-1200
Table 4- 1 Dimensions for installation (mm)
S7-1200 devices
Width A
Width B *
CPU (examples)
CPU 1211C, CPU 1212C
90 mm
45 mm
CPU 1214C
110 mm
55 mm
Communications
interfaces (examples)
CM 1241 RS-232 and CM 1241 RS-485
30 mm
15 mm
CM 1243-5, CM 1242-5 (PROFIBUS master / slave)
30 mm
15 mm
CP 1242-7 30 mm 15 mm
CP 1243-1 xxx
30 mm
15 mm
* 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 69).
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.

Siemens SIMATIC NET S7-1200 Specifications

General

Supply voltage	24 V DC
Protection class	IP20
Product type designation	S7-1200
Transfer rate	10/100 Mbit/s
Number of ports	4
Power consumption	2.5 W
Operating temperature	0 °C to 60 °C
Mounting type	DIN rail
Switching capacity	1 Gbps