Installation; Guidelines For Installing S7-1200 Devices - Siemens S7-1200 System Manual

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Installation

3.1

Guidelines for installing S7-1200 devices

The S7-1200 equipment is designed to be easy to install. You can install an S7-1200 either
on a panel or on a standard rail, and you can orient the S7-1200 either horizontally or
vertically. The small size of the S7-1200 allows you to make efficient use of space.
Installation requirements for S7-1200 PLCs
The SIMATIC S7-1200 PLCs are Open Type Controllers. It is required that you install the
S7-1200 in a housing, cabinet, or electric control room. Entry to the housing, cabinet, or
electric control room should be limited to authorized personnel.
Failure to follow these installation requirements could result in death, severe personal injury
and/or property damage.
Always follow these requirements when installing S7-1200 PLCs.
Separate the S7-1200 devices from heat, high voltage, and electrical noise
As a general rule for laying out the devices of your system, always separate the devices that
generate high voltage and high electrical noise from the low-voltage, logic-type devices such
as the S7-1200.
When configuring the layout of the S7-1200 inside your panel, consider the heat-generating
devices and locate the electronic-type devices in the cooler areas of your cabinet. Reducing
the exposure to a high-temperature environment will extend the operating life of any
electronic device.
Consider also the routing of the wiring for the devices in the panel. Avoid placing low-voltage
signal wires and communications cables in the same tray with AC power wiring and high-
energy, rapidly-switched DC wiring.
S7-1200 Programmable controller
System Manual, 03/2014, A5E02486680-AG
WARNING
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