ETL600 1KHW001489-EN ABB Switzerland Ltd
8. OPERATION AND MAINTENANCE
8.1. Safety instructions
Personnel qualification
DANGER
An authorized and properly trained personnel only is
admitted to carry out installing, programming,
commissioning, maintenance, troubleshooting and
work of the equipment.
Warning labels
DANGER
Precautions and indications to hazardous voltages
and hazardous energy level must be strictly
observed.
Mechanical Installation
DANGER
The equipment must be mounted in a cabinet.
DANGER
Cabinets, which are not secured to the floor, tip
forwards when the hinged frame is opened. Do not
open the hinged frame without precautions.
Electrical Installation
DANGER
The isolating terminals of the external cables must
be kept open during installation, maintenance and
before storage, decommissioning and disposal.
Work on the system
DANGER
Do not work on the system or connect or disconnect
cables during periods of lightning activities.
Caution
The 'RESET' button on the module G4AI should not
be pressed while executing routine tests during
normal operation, as this causes re-initialization of
the module and blocks it for some seconds.
During this time no commands can be transferred.
Operation and Maintenance November 2005 8-1
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