Honeywell HC900 Installation And User Manual page 198

Removal and Replacement Procedures - Safety Considerations - PLAN AHEAD!
Step
6. Secure the lugs for AC wiring to the terminals on the new power supply.
•
L1 (top terminal) - Black (USA) or Brown (Europe)
•
L2 /N (middle terminal - White (USA) or Blue (Europe).
•
Ground (bottom terminal)
7. Ensure power can be applied safely, and use the external (user-supplied) switch to re-connect
power to the power supply.
8. Using a meter and the test points on the face of the power supply, ensure that voltages (measured
on the backplane) are within specifications.
186 HC900 Process Controller Installation and User Guide
Action
Revision 19
06/14