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ACCESSORY EQUIPMENT
Accessory
Description
Roofcurbs
Supply & Return Diffusers
Economizers (Downflow Only)
Economizers (Sideflow Only)
Fresh Air Damper
Rectangular to Round Transition (Downflow)
Filter Kit
High Pressure Control
Outdoor Thermostat
Low Ambient Control
Duct Adapter Sideflow Square to Round Transition
COMMON SUPPLY/RETURN
CONCENTRIC AIR DIFFUSER
SUPPLY/RETURN DIFFUSER
Designed to convert a side by side or an over and under arrange-
ment into a concentric distribution of air. The diffuser is flush
mounted, completely insulated, assembled, and internally baffled
to provide four way supply air distribution with a center return. To
make the assembly complete and ready to fit into a 2' [0.61 m] x 4'
[1.22 m] suspended ceiling grid, the diffuser includes adjustable
supply louvers, hanging rings, anti-sweat gasket, and round
flanges for use with flexible ducts.
Model No.
Diameter
RXRN-
Inches [mm]
BD15
16 [406]
Shipping Wt.
Dimension A
Lbs. [kg]
Inches [mm]
90 [40.82]
20
1
/
[521]
2
NOTE: The location of the combination supply and return diffuser should
NOTE: The location of the combination supply and return diffuser should
not exceed 10 feet [3.05 m] above the floor level for units @ 1000 CFM
not exceed 10 feet [3.05 m] above the floor level for units @ 1000 CFM
[472 L/s] or less and 12 [3.66 m] to 14 feet [4.27 m] above the floor level
[472 L/s] or less and 12 [3.66 m] to 14 feet [4.27 m] above the floor level
for units with CFM greater than 1000 [472 L/s]. If the diffuser is installed
for units with CFM greater than 1000 [472 L/s]. If the diffuser is installed
with a greater distance than recommended above, the supply air may
with a greater distance than recommended above, the supply air may
become stratified above the required comfort area causing uncomforta-
become stratified above the required comfort area causing uncomforta-
ble conditions.
ble conditions.
AIRFLOW/PRESSURE DROP
INFORMATION (INCHES W.C. [kPa])
Accessory
Plenum & Supply/Return Duct
Diffuser
Economizer
SUPPLY AIR/PERFORMANCE
Diffuser Airflow CFM [L/s]
800 [378]-1200 [566]
1600 [755]-2000 [944]
19
ACCESSORIES
Accessory
Model No.
RXQG-AAA14 (14" [356 mm] Height)
RXRN-BD15
RXRE-CAA30 (3 Position)
RXRD-CAM10 (Fully Modulating)
RXRD-CCM10 (Fully Modulating)
RXRF-FAB1 (Motorized-35%)
RXRF-FAA1 (Fixed-35%)
RXMC-CA02 (16" [406 mm] Ducts)
RXMC-CA03 (18" [457 mm] Ducts)
RXRY-B01
RXAB-A04
RXPT-A01
RXPZ-C01 or RXPZ-F01
RXMC-BA01
Approximate CFM [L/s]-Supply Air
1300 [614]
1575 [743] 1800 [850]
.07 [.017] .10 [.024]
.12 [.030]
.09 [.022] .13 [.032]
.16 [.040]
.06 [.015] .09 [.022]
.11 [.027]
Range of Throw Ft. [m]
14 [4.27]-16 [4.88]
18 [5.49]-28 [8.53]
[ ] Designates Metric Conversions
2200 [1038]
.17 [.042]
.24 [.060]
.17 [.042]
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