Xtreme Power Conversion Corporation
M90U-80 & 140 User’s Manual
Page 65
Uninterruptible Power Supply
Figure 5-1 Dry contact ports and communication ports
Dry Contact No.
Dry Contact No.
Function
CN1
Remote EPO input port
CN2
Future use
CN3
Future use
CN4
Maintenance Bypass Switch State Port
CN5
Future use
CN6
Battery Cabinet Temperature Detection Port
CN7
Future use
CN8
Future use
5.1 Dry Contact Port
5.1.1 CM1-Remote EPO Input Port
The Emergency Power off (EPO) Function in UPS can be operated by an assigned remote contact. Users can set
the logic (N.C or N.O) of this EPO Function through LCD panel.
CN1 is the remote EPO input port. The port is shown in Figure 5-2 and described in Table 5-1.
Figure 5-2 Remote EPO input port
CN1