5
4
PACKAGE CONTENTS
SPECIFICATIONS
Operating Temperature Range
20°F – 140°F
Maximum Load on VENT and Gh Outputs
10 VA @ 30 VAC max
Input Voltage
18-30 VAC
Controller Power Consumption
2 .0 VA
CONTROL
WALL PLATE
OUTDOOR TEMP SENSOR
INSTALLATION
MANUAL
#8 x 5/8" HEX HEAD
SHEET METAL SCREW (2)
#8 x 1/2" PAN HEAD
TYPE 25 SCREW (2)
DUCT BOARD BRACKET
90-2261
MOUNTING THE CONTROLLER AND OUTDOOR TEMPERATURE SENSOR
MOUNTING TO AN 8140NC VENTILATOR
NOTE:
In hot/humid climates where limiting ventilation with high indoor RH is important,
mount the control to the return duct and mount the outdoor temperature sensor as shown on
pages 6-9 .
If humidity limits will not be used, then the control can be mounted to the housing of the Model
8140NC and the outdoor temperature sensor does not need to be installed:
1.
Remove the wall plate from the
control and put the rest of the
control in a safe location until
after wiring is completed .
2.
Remove the sensor hole plug
from the cover of the Model
8140NC .
3.
Use the supplied #8 x 1/2" hex
head sheet metal screws to
mount the wall plate to the cover
of the Model 8140NC .
#8 SHEET
METAL SCREW
SENSOR HOLE
WALL PLATE
VENT CONNECTION
90-2262
