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DC Module Coding

DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
Never modify or change the coding on a module.
Failure to follow these instructions will result in death or serious injury.

Each module is coded for a specific voltage. On the back of the module there are five circles that indicate the different DC voltages. The position of the hole indicates the voltage DC voltage of the module. The hole on the module will correspond to a pin in the back of the rack in the system.

As an example, a 48 V DC module is shown:

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