Rockwell Automation 1797-PS1N FLEX Ex 85-250V AC In/Quad-Ex DC Out Power Supply - Manual (Page 8)

8 FLEX Ex 85…250V ac In/Quad-Ex dc Out Power Supply
Publication 1797-5.34 - September 2011
5. Connect the hazardous incoming power wiring to the input terminals
making sure all connections are tight.
You can daisy chain the hazardous incoming power wiring to further
supplies to simplify system wiring.
6. Pour the seals and inspect them, as necessary.
7. Screw the lid back into place until tight.
8. Lock the lid by screwing the small set screw located in the bump on
the circumference of the lid.
The set screw prevents the lid from rotating more than half a turn.
Customer Connections
ATTENTION
Keep hazardous and IS-safe wiring separated in a suitable fashion.
Do not leave long, excess wiring that could bridge between
hazardous and safe areas as the power supply is closed.
Vin
Vout
Chassis
GND
IS Isolation
Hazardous to
IS
-V
+V Out 1
-V
+V
Out 2
-V
+V Out 3
41315
IS Limiters
Voltage and Current
-V
+V
Out 4
ac
Type of Power Input IS Power Output