Vertiv™ | Liebert® DM | Appendix Manual
119
Level 1 Level 2 Parameter Default Setting Range
Parameter
settings
Alarm
parameters
High temperature alarm
value °C
35 ºC 25 ºC to 50 ºC
Low temperature alarm
value °C
15 ºC 5 ºC to 20 ºC
High humidity alarm
value%
65% 65% to 90%
Low humidity alarm
value%
35% 10% to 35%
Alarm properties
High temperature alarm 2 0: Disabled; 1: Ceased; 2: Enabled
Low temperature alarm 2 0: Disabled; 1: Ceased; 2: Enabled
High humidity alarm 2 0: Disabled; 1: Ceased; 2: Enabled
Low humidity alarm 2 0: Disabled; 1: Ceased; 2: Enabled
Communication
settings
Monitoring protocol 0
0: YDN23; 1: MODBUS-O;
2: MODBUS-N
Monitoring baud rate bps 5
0: Reserved; 1: 1200; 2: 2400;
3: 4800; 4: 9600; 5: 19200
Monitoring address 1 1-254
Time setting
Date setting / /
Time setting / /
Password setting
Primary password 0001 /
Secondary password / /
Display setting Display language Chinese 0: Chinese; 1: English
Operation
and
maintenance
Optional function
Electrical heating quantity 0 0-1
Humidifier type 0
0: None; 1: electrode humidification;
2: infrared humidification
Customer 1 configuration 2
0: None; 1: Floor overflow 2: SPD;
3: Remote power on/o; 4: Electrical
heating failure; 5: Air loss switch
Customer 2 configuration 3
0: None; 1: Floor overflow 2: SPD; 3:
Remote power on/o; 4: Electrical
heating failure; 5: Air loss switch
Customer 3 configuration 1
0: None; 1: Floor overflow 2: SPD; 3:
Remote power on/o; 4: Electrical
heating failure; 5: Air loss switch
Customer 1 polarity 1 0: NC 1: NO
Customer 2 polarity 0 0: NC 1: NO