Figure 6.3: Models 400 / 450
450
400
350
300
250
200
150
100
50
0
4300
4800
Figure 6.4: Model 560
425
375
325
275
225
175
125
75
25
4950
5450
Set proper external static pressure (ESP) according to the actual installation
conditions. Otherwise it may cause some problems.
If the connecting duct is long and the ESP setting is small, the airflow will be
very small, leading to poor performance.
If the connecting duct is short and the ESP setting is large, the airflow will be
very large, leading to higher operating noise and even water may be blown
out through the air outlet.
ESP can be set through the DIP switch SW2 on the main board or the new
wired controller. Please refer to Part "7.3 DIP switch settings on main board"
for SW2 setting or the wired controller manual for wired controller setting.
Four ESP can be set through DIP switch SW2.
Capacity
ESP1
16.0kW
100Pa
20.0-28.0kW
170Pa
40-56kW
300Pa
Twenty ESP can be set through the new wired controller.
00
01
02
03
Capacity
16kW
30Pa
50Pa
60Pa
70Pa
20-28kW 30Pa
50Pa
60Pa
70Pa
40-56kW
100Pa
120Pa
140Pa 160Pa 180Pa 200Pa 220Pa 240Pa 260Pa 270Pa
10
11
12
13
Capacity
16kW
140Pa 150Pa 160Pa 170Pa 180Pa 190Pa 200Pa 200Pa 200Pa 200Pa
20-28kW 140Pa 150Pa 160Pa 170Pa 180Pa 190Pa 200Pa 210Pa 230Pa 250Pa
280Pa 290Pa 300Pa 310Pa 320Pa 330Pa 340Pa 360Pa 380Pa 400Pa
40-56kW
5300
5950
6450
Air flow (m
/h)
3
ESP2
ESP3
ESP4
50Pa
170Pa
200Pa
100Pa
200Pa
250Pa
100Pa
200Pa
400Pa
04
05
06
07
08
80Pa
90Pa 100Pa 110Pa 120Pa 130Pa
80Pa
90Pa 100Pa 110Pa 120Pa 130Pa
14
15
16
17
18
5800
6300
Air flow (m
3
/h)
6950
Selection instructions for static pressure set through the wired
controller
1) The IDU static pressure can be set using the wired controller
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2) Hold the "Function" button + "Mode" button for 5s to enter the
parameter settings interface (the unit must be off);
3) After accessing the parameter settings interface, the tempera-
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switch parameter code. After "C9" is selected, press the "OK"
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table provides the corresponding static pressures of the values).
Press "OK" to save the parameters and complete the parameter
settings.
4) Press "Cancel" to return to the previous layer until exiting the
parameter settings, or exit the parameter settings when there
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5) On the parameter settings interface, the wired controller does
not respond to the remote control signal. The wired controller
does not respond to the APP remote control signal.
09
6)The "Mode", "Fan Speed", "Swing", "Function" and "On/Off"
buttons are invalid on the parameter settings interface.
19
34
400Pa
380Pa
360Pa
340Pa
300Pa(default)
280Pa
250Pa
220Pa
190Pa
160Pa
130Pa
100Pa
6800
400Pa
380Pa
360Pa
340Pa
330Pa
320Pa
310Pa
300Pa(default)
290Pa
280Pa
270Pa
260Pa
240Pa
220Pa
200Pa
180Pa
160Pa
140Pa
120Pa
100Pa
7450
7950
(ex. WDC-120GWK)
DQG
EXWWRQV WR
7300