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Dedicated Input Signals
Figure 74. UPS Communications Ports
CN5
CN6
EBM Communication Ports
External communication ports are located on the top rear panel of the EBM (see
as follows:
•
External slot select signals and external CAN signals from UPS
•
External slot select external CAN signals to next EBM
•
Last EBM Jumper
•
DB-9 (RS-232) port
•
USB port
Figure 75. EBM Communication Port
CN12 - USB Communications Port
Refer to detail A in for the type of signal connectors used.
8 8 . . 4 4
D D e e d d i i c c a a t t e e d d I I n n p p u u t t S S i i g g n n a a l l s s
D D e e d d i i c c a a t t e e d d I I n n p p u u t t S S i i g g n n a a l l s s
Emergency Power-off (EPO):Connection to a facility Emergency Shutdown switch provides a method for
emergency Eaton 9PXM system shutdown.
EPO Connections
In the 9PXM UPS, EPO can be configured either as Normally Open (NO) or Normally Closed (NC) contacts.
Connector CN7 on the rear panel of the UPS is used for EPO.
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4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 10
CN7
CN13
CN4
CN3
CN4
CN6
CN12 - USB Communication
Port
ETHERNET
Settings/Sensor
ACT
100M
UPS Data
RS232
MAC:
CN17 - DB-9 Communication Port
CN5 - DB-9 Communication Port
Network
(Optional)
Figure 75
). They are identified
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