User manual

Service Menu Parameters
Liebert
®
iCOM
®
for Liebert DSE
™
148
Figure 133 Economizer, page 3 of 3
SA24 - Return Damper Open—Sets the open voltage. This parameter may be set from 0V to 10.0V.
The default is 2.0V.
SA25 - Return Damper Closed—Sets the closed voltage. This parameter may be set from 0V to
10.0V. The default is 10.0V.
SA26 - Return Damper Minimum Limit At—Sets the minimum damper position limit for
recirculating return air with the outdoor air. This parameter may be set from 0-100%. The default is
15%.
SA27 - Outdoor Damper Open—Sets the open voltage. This parameter may be set from 0.V to
10.0V. The default is 2.0V.
SA28 - Outdoor Damper Closed—Sets the closed voltage. This parameter may be set from 0V to
10.0V. The default is 10.0V.
SA29 - Outdoor Damper Position—Shows the actual outdoor damper position; read-only.
SA30 - Return Damper Position—Shows the actual return damper position; read-only.
SA31 - Enable Digital Outputs—Enables Liebert Air Economizer digital output signal. This
parameter may be set to Yes or No. The default is No.
SA32 - Damper Runtime—Sets the runtime for a damper. This parameter may be set from 30 to
500 seconds. The default is 165 seconds.
SA33 - Pause Time—Sets the time for a damper to open before the fan starts. This parameter may
be set from 1-120 seconds. The default is 5 seconds.
SA34 - Stop AirEco On Clogged Filter—Sets the control to stop using the Air Economizer when a
clogged filter event is active. This parameter may be set to Yes or No. The default is No on non-HPM
units.