16
OPTIONAL ACCESSORY CONTROLS
WALL HUMIDISTAT, PROPORTIONAL CONTROL
Unit may be installed on either a flush switch box, a surface switch
box, or directly on a wall.
Mount with Number 6 screws provided for switch box mounting.
Different screws are required for wall mounting (not included).
Mount this humidistat four or five feet above the floor in freely
circulating air for average temperature and humidity to be
controlled for the entire space. Avoid locations near the hot or cold
air ducts and discharge air from the humidifier. Scale range is from
10-90% RH. Differential is 5% non-adjustable.
RED (N. C.)
BROWN (N. O.)
(To Terminal 2 or 4)
ORANGE (COMMON)
(To Terminal 2 or 4)
“N.C.” (Red) is switched to
common (Orange) during
RH Rise.
“N.O.” (Brown) is switched
to common (Orange) during
RH Drop.
NOTE:
The HXHAA has 6” (152mm) leads and a green
grounding wire for use with non-conducting
conduit.
WALL HUMIDISTAT, ON-OFF CONTROL
Model HXHAM
Model HXHAA
The Model HXHAM is a wall-mounted, microprocessor-controlled
humidistat solution for humidity control. The HXHAM employs
a backlit LCD module, which displays both the ambient
temperature and humidity of the surrounding air. The
embedded software allows user navigation between temperature/
humidity viewing mode, setpoint adjustment mode, and outdoor
temperature/humidity viewing mode.