Customizing and Updating the PDU
Connect an EPO switch to the user connection plate and test the switch
1.Connect the switch to the EPO connection point terminals located on the bottom side of the PDU user connection plate. Read the label next to the terminal block to determine which terminals to connect to for the signal type you are using:
– Contact Closure—Normally Open
USER INTERFACE
©2001 APC MADE IN USA
1 | 2 | 3 | 4 |
| Contact Inputs |
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Contact Outputs
ATS 0 ATS 1 ATS 2
External set of
Normally Open Dry Contacts
EN | – + |
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ATS | EPO 24V | EPO |
AC/DC | Contact |
– Contact Closure—Normally Closed
USER INTERFACE
©2001 APC MADE IN USA
1 | 2 | 3 | 4 |
| Contact Inputs |
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Contact Outputs
External set of
Normally Closed Dry Contacts
ATS0 ATS1 ATS2 | ATSEN | – + | Contact |
AC/DC | |||
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| EPO 24V | EPO |
– 24VAC/VDC—Normally Open
USER INTERFACE
©2001 APC MADE IN USA
1 | 2 | 3 | 4 |
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External set of
Normally Open Dry Contacts
24V AC or DC Power Supply
ATS0 ATS1 ATS2 | ATSEN | – + | Contact |
AC/DC | |||
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| EPO 24V | EPO |
2.Verify that the EPO DIP switches on the PDU monitoring unit are configured properly for the signal type you are using. The labels above the switches and the figure below show the correct settings for both the Normally Open (NO) and Normally Closed (NC) position.
Normally Closed |
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Normally Open | or 24V AC/DC |
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TRIPPED
ARMED
EPO
NO NC
Location of switches on PDU monitoring unit
The default setting on the EPO interface on the PDU monitoring unit is for a Normally Open (NO) switch.
Note
60 | 150kW InfraStruXure |