The Commissioning Checklist - Siemens SIMATIC S7-300 Hardware And Installation Manual

Commissioning
8.3

The commissioning checklist

Introduction
After you have mounted and wired your S7-300, we recommend you check all
previous steps once again.
The checklist tables below are a guide for your examination of the S7-300. They
also provide cross-references to chapters containing further information on the
respective topic.
Module racks
Are the profile rails mounted firmly to the wall, in the
frame or in the cabinet?
Have you maintained free space required?
Are the cable ducts installed properly?
Is the air convection OK?
Conception of grounding and chassis ground
Have you established a low-impedance connection
(large surface, large contact area) to local ground?
Are all module racks (profile rails) properly connected to
reference potential and local ground (galvanic
connection or isolated operation)?
Are all grounding points of galvanically connected
modules and of the load power supply units connected
to reference potential ?
8-4
Points to be examined
Points to be examined
S7-300 Programmable Controller Hardware and Installation
refer to the refer to the
Installation Reference
Manual; Manual;
Chapter ... Chapter ...
4; 5 -
4; 5 -
4 -
4 -
refer to the refer to the
Installation Reference
Manual; Manual;
Chapter ... Chapter ...
4, Appendix -
4; 6; Appendix -
4; Appendix -
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