Vertivâ„¢ NetSureâ„¢ Control Unit (NCU) User Manual
Alarm Name Alarm Description Action to Correct
System Temp1 High 2
Temperature sensor #1 sensing temperature higher
than high temperature threshold 2.
Check why temperature is high or low.
System Temp1 High 1
Temperature sensor #1 sensing temperature higher
than high temperature threshold 1.
System Temp1 Low
Temperature sensor #1 sensing temperature lower than
low temperature threshold.
System Temp2 High 2
Temperature sensor #2 sensing temperature higher
than high temperature threshold 2.
System Temp2 High 1
Temperature sensor #2 sensing temperature higher
than high temperature threshold 1.
System Temp2 Low
Temperature sensor #2 sensing temperature lower
than low temperature threshold.
System Temp3 High 2
Temperature sensor #3 sensing temperature higher
than high temperature threshold 2.
System Temp3 High 1
Temperature sensor #3 sensing temperature higher
than high temperature threshold 1.
System Temp3 Low
Temperature sensor #3 sensing temperature lower
than low temperature threshold.
IB2-1 Temp1 High 2
Temperature sensor #1 (connected to IB2-1 board and
set as Ambient) sensing temperature higher than high
temperature threshold 2.
Check why temperature is high or low. IB2-1 Temp1 High 1
Temperature sensor #1 (connected to IB2-1 board and
set as Ambient) sensing temperature higher than high
temperature threshold 1.
IB2-1 Temp1 Low
Temperature sensor #1 (connected to IB2-1 board and
set as Ambient) sensing temperature lower than low
temperature threshold.
IB2-1 Temp2 High 2
Temperature sensor #2 (connected to IB2-1 board and
set as Ambient) sensing temperature higher than high
temperature threshold 2.
Check why temperature is high or low. IB2-1 Temp2 High 1
Temperature sensor #2 (connected to IB2-1 board and
set as Ambient) sensing temperature higher than high
temperature threshold 1.
IB2-1 Temp2 Low
Temperature sensor #2 (connected to IB2-1 board and
set as Ambient) sensing temperature lower than low
temperature threshold.
IB2-2 Temp1 High 2
Temperature sensor #1 (connected to IB2-2 board and
set as Ambient) sensing temperature higher than high
temperature threshold 2.
Check why temperature is high or low. IB2-2 Temp1 High 1
Temperature sensor #1 (connected to IB2-2 board and
set as Ambient) sensing temperature higher than high
temperature threshold 1.
IB2-2 Temp1 Low
Temperature sensor #1 (connected to IB2-2 board and
set as Ambient) sensing temperature lower than low
temperature threshold.
IB2-2 Temp2 High 2
Temperature sensor #2 (connected to IB2-2 board and
set as Ambient) sensing temperature higher than high
temperature threshold 2.
Check why temperature is high or low. IB2-2 Temp2 High 1
Temperature sensor #2 (connected to IB2-2 board and
set as Ambient) sensing temperature higher than high
temperature threshold 1.
IB2-2 Temp2 Low
Temperature sensor #2 (connected to IB2-2 board and
set as Ambient) sensing temperature lower than low
temperature threshold.
EIB-1 Temp1 High 2
Temperature sensor #1 (connected to EIB-1 board and
set as Ambient) sensing temperature higher than high
temperature threshold 2.
Check why temperature is high or low. EIB-1 Temp1 High 1
Temperature sensor #1 (connected to EIB-1 board and
set as Ambient) sensing temperature higher than high
temperature threshold 1.
EIB-1 Temp1 Low
Temperature sensor #1 (connected to EIB-1 board and
set as Ambient) sensing temperature lower than low
temperature threshold.