Installation And Removal; Safety Notices For Installation - Siemens SCALANCE W778-1 Operating Instructions Manual

Installation and removal

5.1

Safety notices for installation

Safety notices
When installing the device, keep to the safety notices listed below.
NOTICE
Improper mounting
Improper mounting may damage the device or impair its operation.
• Before mounting the device, always ensure that there is no visible damage to the
• Mount the device using suitable tools. Observe the information in the respective
Improper disassembly
Improper disassembly may result in a risk of explosion in hazardous areas.
For proper disassembly, observe the following:
• Before starting work, ensure that the electricity is switched off.
• Secure remaining connections so that no damage can occur as a result of
Danger of injury by falling objects
If the SCALANCE W7x8 is subjected to strong vibration (> 10 g), mounting on a 35 mm
DIN rail does not provide adequate support. Under such conditions, the device can
come out of the mounting and may cause injury.
In this case, install the device on an S7-300 standard rail or on a wall.
SCALANCE W778-1 / W738-1
Operating Instructions, 03/2022, C79000-G8976-C450-07
device.
section about mounting.
WARNING
disassembly if the system is accidentally started up.
CAUTION
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