Siemens Simatic 6ES7 157-0AD81-0 A0 Series Manual page 6

Preface
Additional support
If you have any questions on the use of the product described in this manual that
are not answered here, please contact your Siemens partner at your local
representative or branch office.
http://www.ad.siemens.de/partner
If you require a device master file, it is available to you the Internet:
http://www.ad.siemens.de/csi_e/gsd
Training center
We offer courses that will help you ease your way into the field of automation
technology. Please turn to your regional training center or to the central training
center in D-90327 Nuremberg.
Telephone:
Internet:
vi
+49 (911) 895-3200
http://www.sitrain.com
DP/PA Link and Y Link Bus Couplings
A5E00193841-01 1