8
FLEX Ex 85-253V AC In/Quad-Ex DC Out Power Supply
Publication
1797-5.33 - December 2003
Electrostatic Charge
Protect the system against electrostatic charge. Post a sign near this module:
Attention! Avoid electrostatic charge.
For your convenience, a sign which
can be cut out and posted is included on the last page of these installation
instructions.
Outputs
When using an intrinsically safe electrical apparatus according to EN50020,
the European directives and regulations must be followed.
The channels in the power supply are electrically connected to each other and
have a V line.
ATTENTION
Preventing Electrostatic Discharge
This equipment is sensitive to electrostatic discharge, which can
cause internal damage and affect normal operation. Follow
these guidelines when you handle this equipment:
•
Touch a grounded object to discharge potential static.
•
Wear an approved grounding wriststrap.
•
Do not touch connectors or pins on component boards.
•
Do not touch circuit components inside the equipment.
•
If available, use a static-safe workstation.
•
When not in use, store the equipment in appropriate
static-safe packaging.
IMPORTANT
You cannot interconnect lines because of the intrinsic safety
requirements.