28
Main AHU Control Kit Only
Indicates that the fan has three speeds:
Low, Medium, and High. (default)
Main AHU Control Kit Only
Indicates that the fan has two speeds: Low,
and High.
Main AHU Control Kit Only
Indicates that the fan has one speed: High.
Reserved.
Indicates that the dry contact “DEH”
CLOSED for dehumidification OFF, and
“DEH” OPENED for dehumidification ON.
(default)
Indicates that the dry contact “DEH”
CLOSED for dehumidification ON, and
“DEH” OPENED for dehumidification OFF.
(default)
Air Handling Unit Fan Speed Setting
Configure the number of fan speeds using SW5-1 and
SW5-2. Main kit only.
The fan control logic is shown in the Fan Control section.
NOTE -
Dip switch handle location is shown as a solid
black box in the tables.
0 = OFF (down)
1 = ON (up)
NOTE -
Turn off power to the unit before setting the dial/
dip switch. The function will be available when the unit is
powered on again.
DEH (Dehumidification) Control Logic Setting
SW3-3 defines the normal open or normal closed status
of dehumidification relay output DEH (dry contact 24V 1A
max) at terminal CN51.
SW3-3 set at 0 (default) indicates the relay is CLOSED
when dehumidification demand is OFF. The relay is OPEN
when dehumidification demand is ON.
SW3-3 set at 1 indicates the relay is CLOSED when
dehumidification demand is ON. The relay is OPEN when
dehumidification demand is OFF.
ON
1 2 3
SW3
4
ON
1 2 3
SW3
4
SW3-4 is reserved. Do not adjust.
SW4 is reserved. Do not adjust.
ON
1 2 3
SW5
ON
1 2 3
SW5
ON
1 2 3
SW5
ON
1 2 3
SW5
Summary of Contents for VPB036H4M
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