Siemens S7-1200 System Manual page 55

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Table of Contents

Installing and removing the S7-1200 devices

The CPU can be easily installed on a standard DIN rail or on a panel. DIN rail clips are

provided to secure the device on the DIN rail. The clips also snap into an extended position

to provide a screw mounting position for panel-mounting the unit.

Before you install or remove any electrical device, ensure that the power to that equipment

has been turned off. Also, ensure that the power to any related equipment has been turned

Installation or removal of S7-1200 or related equipment with the power applied could cause

electric shock or unexpected operation of equipment.

Failure to disable all power to the S7-1200 and related equipment during installation or

removal procedures could result in death, severe personal injury and/or property damage

due to electric shock or unexpected equipment operation.

Always follow appropriate safety precautions and ensure that power to the S7-1200 is

disabled before attempting to install or remove S7-1200 CPUs or related equipment.

Always ensure that whenever you replace or install an S7-1200 device you use the correct

module or equivalent device.

Incorrect installation of an S7-1200 module may cause the program in the S7-1200 to

function unpredictably.

Failure to replace an S7-1200 device with the same model, orientation, or order could result

in death, severe personal injury and/or property damage due to unexpected equipment

Replace an S7-1200 device with the same model, and be sure to orient and position it

S7-1200 Programmable controller

System Manual, 03/2014, A5E02486680-AG

DIN rail installation

DIN rail clip in latched position

3.3 Installation and removal procedures

Panel installation

Clip in extended position for panel mounting

Installation