aci Room A/20K-RSO-CTECH Series Installation & Operation Instructions

ROOM SERIES
Installation & Operation Instructions
A/20K-RSO-CTECH
PRECAUTIONS
• DO NOT RUN THE WIRING IN ANY CONDUIT
WITH LINE VOLTAGE (24/120/230 VAC).
GENERAL INFORMATION
The A/20K-RSO-CTECH series is a system speci c
sensor that is polarity sensitive but not position
sensitive. This unit is available in many di erent
con gurations including Room w/ Override, and
Room w/ Setpoint, and Room w/ Override, and
Setpoint. RS232 Communication jack options are
available upon request.
MOUNTING INSTRUCTIONS
Take care when mounting. Check local code for
mounting height requirements. Typical mounting
heights are 48-60" (1.2-1.5 m) o the ground and at
least 1.5' (0.5 m) from the adjacent wall. The sensor
should be mounted in an area where air circulation is
well mixed and not blocked by obstructions. Separate
the cover from the base. Attach the base directly to
the wall or to a standard 2" x 4" junction box using
the (2) #6-32 x 1" screws provided.
*Reference FIGURE 2 (next page)
For optimal temperature measurement, follow
these tips:
• Do not install on external walls.
• Avoid air registers, di users, vents, and windows.
• Avoid con ned areas such as shelves, closed
cabinets, closets, and behind curtains.
• Eliminate and seal all wall and conduit penetrations.
Air migration from wall cavities may alter
temperature readings.
• A thermally-insulated backing should be used when
tting to solid walls (concrete, steel, etc.). ACI part:
A/ROOM-FOAM-PAD
• Do not install near heat sources, eg: lamps,
radiators, direct sunlight, copiers, chimney walls,
walls concealing hot-water pipes.
Refer to the Wiring Instructions (p. 2-3) to make
necessary connections. Tighten the cover down,
using the (2) 1/16" Allen screws located in the
bottom of the housing. A 1/16" Hex driver is needed
to secure the cover to the base.
Automation Components, Inc.
2305 Pleasant View Road | Middleton, WI 53562
Phone: 1-888-967-5224 | Website: workaci.com
FIGURE 1: ROOM DIMENSIONS
ROOM, VERSION 1
[R]
2.75"
(69.85 mm)
FRONT
BOTTOM
FIGURE 2: MOUNTING
Page 1
Phone: 1-888-967-5224
Website: workaci.com
1.12"
(28.55 mm)
4.50"
(114.30 mm)
RIGHT
Version: 4.0
I0000224