48 | TWO-WAY
MUL
TI V Ceiling Cassette Indoor Unit Engineering Manual
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Air Velocity / Temperature Distribution
ARNU243TSA4
TWO-WAY CEILING CASSETTE
The standard setup height is 8.9 ft. The charts above show the measurement distribution at the ceiling height of 8.9 ft with a high fan
operating mode.
0.8
0.8
1.6
1.6
4.9
4.9
3.3
3.3
6.6
6.6
66.2
66.2
64.4
64.4
71.6
71.6
69.8
69.8
68
68
6.6
6.6
4.9
4.9
1.6
1.6
1.6
0.8
0.8
3.3
3.3
93.2
93.2
89.6
89.6
86
86
96.8
96.8
82.4
82.4
86
86
Air velocity (ft./s)
Temperature (°F)
Air velocity (ft./s)
Temperature (°F)
Discharge angle: 40°
Discharge angle: 50°
Cooling
Heating
8.9 ft.
6.6 ft.
3.3 ft.
0
8.9 ft.
6.6 ft.
3.3 ft.
0
8.9 ft.
6.6 ft.
3.3 ft.
0
8.9 ft.
6.6 ft.
3.3 ft.
0
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
3.3
3.3
3.3
3.3
4.9
4.9
1.6
1.6
1.6
1.6
0.8
0.8
6.6
6.6
64.4
64.4
66.2
66.2
68
68
68
69.8
69.8 71.6
71.6
69.8
69.8
71.6
71.6
4.9
4.9
6.6
6.6
0.8
0.8
3.3
3.3
1.6
1.6
96.8
96.8
93.4
93.4
89.6
89.6
86
86
82.4
82.4
Air velocity (ft./s)
Temperature (°F)
8.9 ft.
6.6 ft.
3.3 ft.
0
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
8.9 ft.
6.6 ft.
3.3 ft.
0
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
8.9 ft.
6.6 ft.
3.3 ft.
0
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
8.9 ft.
6.6 ft.
3.3 ft.
0
9.8 ft.
3.3 ft.
13.1 ft.
13.1 ft.
6.6 ft.
3.3 ft.
0
6.6 ft.
9.8 ft.
Air velocity (ft./s)
Temperature (°F)
Discharge angle: 35°
Discharge angle: 35°
Cooling
Heating
ARNU243TSA4
