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
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