Vertiv
™
| Liebert® XDC | User Manual
58
Appendix II: Alarm Output Menu
Parameter
Min
Default
Max
Hysteresis
Alarm attribute
0
-
2
-
High pressure alarm value (Bar)
-
42.0
-
9
Low pressure alarm value (Bar)
-
3.7
-
1.9
Exhaust high temperature alarm value
(°C)
110.0
120.0
130.0
50.0
Low exhaust superheat alarm value
(°C)
5.0
10.0
20.0
-
Power frequency deviation alarm value
(Hz)
-
3.0
-
1.5
Power overvoltage alarm value (V)
-
415Vx(1+6%)
-
380Vx3%
Power supply undervoltage alarm value
(V)
-
380Vx(1-10%)
-
380Vx3%
Low voltage alarm start delay (s)
30
180
600
-
Low exhaust superheat alarm
activation delay (s)
30
300
600
-
Self defined 1 type
0
0
2
-
Self defined 2 type
0
0
2
-
Self defined 3 type
0
0
2
-
Self defined 1 polarity
NC
NO
NO
-
Self defined 2 polarity
NC
NO
NO
-
Self defined 3 polarity
NC
NO
NO
-
Remote shutdown polarity
NC
NC
NO
-
Common alarm polarity
NC
NC
NO
-
Reset alarm lock
N
N
Y
-
Clear alarm history
N
N
Y
-
Remarks: Self defined type: 0: other; 1: smoke alarm; 2: fire alarm. Except for “Others”, the self defined alarm input type cannot be
repetitive.
