Siemens SIMATIC NET S7-1200 Compact Operating Instructions

4.2 Installation
Type of mounting
The Compact Switch Module CSM 1277 is intended for mounting on a 35 mm DIN rail. Wall
mounting is also possible (see S7-1200 System Manual).
Note
When installing and operating the device, keep to the installation instructions and safety-related
notices as described here and in the manual SIMATIC NET Industrial Ethernet Twisted Pair and
Fiber Optic Networks /1/.
Note
Provide suitable shade to protect the device against direct sunlight. This avoids unwanted
warming of the device and prevents premature aging of the device and cabling.
Installation
4.2 Installation
Compact Switch Module CSM 1277
26 Compact Operating Instructions, 06/2022, A2B00079397-02

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