ERM rear panel components
Item
Description
1
ERM to UPS connector
2
ERM recognition port
USB communications port
NOTE: This port is only used for firmware upgrades. To update the UPS firmware, see the Hewlett Packard
Enterprise website.
Dry contact port
CAUTION: Before using the dry contact port, the following cautions must be observed:
•
The relay output contacts cannot be connected to any utility circuits.
•
Reinforced insulation to the utility is required.
•
The relay output contacts have a maximum rating of 250VAC/5A.
The UPS has four relay outputs. Each relay output is available with either an open or closed contact.
Component identification
9