Xtreme Power Conversion Corporation
M90 User’s Manual
Page 61
Uninterruptible Power Supply
X1-Battery Cabinet Temperature Detection Port
The UPS has battery cabinet temperature detection function. UPS can receive battery cabinet temperature through
the external battery cabinet temperature detection board. Communication between the UPS and Battery tempera
-
ture detection board was via I2C communication protocol. X1 is the battery cabinet temperature detection port.
Battery Cabinet Temperature Detection Port
Description of Battery Cabinet Temperature Detection Port
Name
Position
Description
SCL
X1.1
I²C communication SCL Signal
SDA
X1.2
I²C communication SDA Signal
+3.0V
X1.3
3V
Power GND
X1.4
GND
X2-Remote EPO Input Port
The UPS has an Emergency Power off (EPO) Function that can be operated by a remote contact assigned by the
user. Users can set the logic (N.C or N.O) of this EPO Function through LCD panel. X2 is the remote EPO input port.
Remote EPO input port
Description of remote EPO port
EPO Logic Setting
Position
Description
N.C
X2.1 & X2.2
EPO activated when Opened X2.1 & X2.2
N.O
X2.1 & X2.2
EPO activated when Shorted X2.1 & X2.2
If EPO Logic setting is Normally Closed (N.C), EPO is triggered when pins 1 and 2 of X1 are opened. Otherwise, EPO
Logic setting is Normally Opened (N.O). EPO is triggered when pins 1 and 2 of X2 are closed.
Summary of Contents for M90LU
Page 11: ...Xtreme Power Conversion Corporation M90 User s Manual Page 11 Uninterruptible Power Supply ...
Page 72: ...Xtreme Power Conversion Corporation M90 User s Manual Page 72 Uninterruptible Power Supply ...
Page 73: ...Xtreme Power Conversion Corporation M90 User s Manual Page 73 Uninterruptible Power Supply ...
Page 76: ...Xtreme Power Conversion Corporation M90 User s Manual Page 76 Uninterruptible Power Supply ...
Page 77: ...Xtreme Power Conversion Corporation M90 User s Manual Page 77 Uninterruptible Power Supply ...