Terminal Description
*
note:
The outer screws on each
terminal block secure the block to the
chassis. They are not used for wiring.
The four terminals for the left hand terminal block
are:
DHUM: Compressor and fan operation for
dehumidification
R: DR65 24V output
FAN: Fan activation only for ventilation
C: DR65 24V output
External 24V devices can be powered from R and
C terminals (20VA max.)
The right hand terminal block in the above figure is
used only for interlocking a TrueDry DR65 with an
equipment fan. The three terminals are:
Gt: Fan operation from thermostat
Rf: 24V from equipment fan
Gf: Fan operation from equipment fan
Wiring
Wire the truedRY dR65
according to the diagram
that applies to your desired
operation.
TrueDRY
HVAC
THERMOSTAT
G
Y
W
R
Rc
G
Y
W
R
C
M29764
Gt
+
+
Rf
Gf
DHUM
+
+
R
FAN
C
Follow this diagram for ducted
operation with the onboard
dehumidistat.
Two wiring terminal blocks are located on the exhaust end of the TrueDRY unit.
TrueDry DR65 Dehumidification System 69-2089EFS—11
7
CAUTION: Low voltage hazard.
Can cause equipment damage.
Disconnect HVAC equipment before beginning installation
.