Safety Notes - Siemens SIMATIC PC 670 Equipment Manual

Product Overview
1.2

Safety Notes

Caution
!
Please observe the safety notes on the back of the cover of this manual.
Expansions to the Panel PC should only be carried out after having read Chapter
4 and the relevant safety notes.
This device complies with the safety requirements in accordance with IEC, VDE,
EN, UL and CSA. If you have doubts about the approval of the installation in the
intended location, please contact the service representative responsible for your
area.
Notes on installation
If the device is brought to its operating location from a cold environment,
condensation may occur. Before starting up, the device must be dry and, therefore,
an acclimatization period of at least 12 hours is necessary.
Before installing and operating the device, please note the information on ambient
conditions in the Appendix Technical Data and and on installing the device in
Chapter 2.2. The device must be installed in such a way that it presents no danger
of any kind (for example, by tipping over).
Ensure that the air vents are not obstructed and sufficient cooling air can be drawn
in inside the device.
Warning
!
When assembling the systems, it is essential to maintain the permissible
installation positions and angles (refer to Chapter 2.2).
If systems are installed at a non-approved installation location, the approvals to
UL 1950, UL 508 and EN60950 are no longer valid!
1-4
Panel PC 670 Computing Unit, Equipment Manual
Release 04/02