Rockwell Automation 1797-PS1N FLEX Ex 85-250V AC In/Quad-Ex DC Out Power Supply User Manual
Page 14
14 FLEX Ex 85…250V ac In/Quad-Ex dc Out Power Supply
Publication
1797-5.34 - September 2011
For mounting of the power supply, conduit runs must have sealing
fittings connected within 6 in. of enclosure.
The wiring contained within the nonintrinsically-safe wiring
compartment and the intrinsically-safe wiring compartment shall be separated
from each other. Care must be taken to guarantee the separation of
nonintrinsically-safe and intrinsically-safe wiring. The partitions within the
power supply provide the necessary isolation for the electronics and the
wiring, however, extreme care must be taken to guarantee wires are contained
within their appropriate compartment and cannot contact any of the
electronics.
WARNING: Substitution of components may impair intrinsic safety.
AVERTISSEMENT: La substitution de composant peut compromettre la
securite intrinseque.
Cable must be rated at a minimum of 100
o
C (212 °F).
Warning: Keep cover tightly closed when circuits are alive.
After disconnecting power supply, wait 15 minutes before removing
cover.
No live maintenance.
The ambient operating temperature (T
amb
) for this system
is -20…70
o
C.
11