Siemens SIMATIC S7-400H System Manual page 342

Synchronization modules
18.1 Synchronization modules for S7–400H
Mechanical configuration
①
Figure 18-1
Risk of injury.
The synchronization module is equipped with a laser system and is classified as a "CLASS
1 LASER PRODUCT" according to IEC 60825–1.
Avoid direct contact with the laser beam. Do not open the housing. Always observe the
information provided in this manual, and keep the manual to hand as a reference.
342
1
Dummy plugs
Synchronization module
CAUTION
System Manual, 03/2012, A5E00267695-11
S7-400H