Commissioning Check List - Siemens Simatic S7-300 CPU 31xC Series Installation And Operating Instructions Manual

8.3

Commissioning check list

Introduction
After you mounted and wired your S7-300, we advise you to check all previous steps once
again.
The check list tables below are a guide for your examination of the S7-300. They also
provide cross-references to chapters containing further information on the relevant topic.
Racks
Points to be examined are in the manual
Are the rails mounted firmly to the wall, in the frame or in the
cabinet?
Have you maintained the free space required?
Are the cable ducts installed properly?
Is the air circulation OK?
Concept of grounding and chassis ground
Points to be examined are in the manual
Have you established a low-impedance connection (large
surface, large contact area) to local ground?
Are all racks (rails) properly connected to reference potential
and local ground (direct electrical connection or ungrounded
operation)?
Are all grounding points of electrically connected modules and
of the load power supply units connected to reference
potential?
Module installation and wiring
Points to be examined are in the manual
Are all modules properly inserted and screwed in?
Are all front connectors properly wired, plugged, screw-
tightened or latched to the correct module?
S7-300, CPU 31xC and CPU 31x: Installation
Operating Instructions, Edition 08/2004, A5E00105492-05
Commissioning
8.3 Commissioning check list
S7-300: Installation in chapter
Configuring, Installation
Configuring, Installation
Configuring
Installing
S7-300: Installation in chapter
Configuring, Appendix
Configuring, Wiring, Appendix
Configuring, Appendix
S7-300: Installation in chapter
Installing
Installation, Wiring
8-5