H600A Humidity Control
H600A1014
READ BEFORE INSTALLING
APPLICATION
The H600A Humidity Controller has SPDT switching
to operate humidification equipment on RH fall or
dehumidification equipment on RH rise or to operate
with air conditioning systems for dehumidification
and mildew control. This control switches line or low
voltage loads and is designed to be mounted on a wall
either vertically or horizontally. It has a plastic locking
cover; the setting knob acts as a cover removal tool.
INSTALLATION
When Installing This Product...
1. Read these instructions carefully. Failure to fol-
low them could damage the product or cause a
hazardous condition.
2. Check the ratings given in the instructions and
on the product to make sure the product is suit-
able for your application.
3. Installer must be a trained, experienced service
technician.
4. After installation is complete, check out product
operation as provided in these instructions.
CAUTION
Disconnect power supply before making
wiring connections to prevent electrical
shock or equipment damage.
Location
Select a location about 5 ft (1.5 m) above the floor in
an area with good air circulation at average
temperature. Minimum operating temperature is
60 °F (16 °C); maximum operating temperature is
125 °F (52 °C).
Do not mount the humidity controller where it may be
affected by:
• drafts or dead spots behind doors and in corners.
• hot or cold air from ducts.
• radiant heat from the sun, appliances, or fireplace.
• concerned pipes and chimneys.
• unheated (uncooled) areas behind the controller.
INSTALLATION INSTRUCTIONS
Mounting Backplate
The H600A may be mounted vertically or horizontally.
Instructions that follow are for vertical mounting. For
horizontal mounting, follow the same instructions,
but mount the backplate and control assembly
horizontally. The knob should be on the right side.
Before attaching the cover on a horizontally mounted
control, add the proper faceplate and scaleplate.
1. Remove setting knob. Use knob to loosen cover
locking screw. Remove cover.
2. Remove the mounting plate from the control
assembly as shown in Fig. 2.
3. Route wiring from the controlled device to the
H600A location.
4. Fasten the mounting plate to the junction box
using the two screws furnished.
WIRING
Disconnect power supply before making wiring
connections to prevent electrical shock or equipment
damage.
All wiring must comply with applicable electrical
codes and ordinances. Follow equipment
manufacturer's instructions if available; otherwise,
proceed as follows.
Fig. 1. H600A backplate mounting.
60-0032ES-03