15Configuration
Installation and operation manual
22
EKVDX32~100A2VEB
VRV system air conditioner
4P555815-1A – 2021.08
15.3
Field settings
Refer to the installer and user reference guide of the user interface for more information on how to change field settings.
EKVDX field settings (user interface: indoor unit 0)
Mode
SW
SW description
SW position
(a)
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
10 (20)
(b)
13
Discharge temperature correction factor (°C)
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
5.5
6
6.5
7
12(22)
(c)
1
External input switching (T1 T2 )
Forced stop
(default)
External Input
(ON:OFF operation)
Protective device
input
Forced stop B (multi-
tenant setting)
—
—
—
—
—
—
—
—
—
—
—
14 (24)
(d)
10
Cooling blowout temperature setpoint
13°C
15°C
16°C
17°C
18°C
19°C
20°C
21°C
22°C
23°C
24°C
25°C
26°C
28°C
30°C
14 (24)
(d)
11
Heating blowout temperature setpoint
24°C
26°C
27°C
28°C
29°C
30°C
31°C
32°C
33°C
35°C
37°C
39°C
41°C
43°C
45°C
15 (25)
13
R32 safety system
(e)
OFF
ON
OFF for 24 hours
—
—
—
—
—
—
—
—
—
—
—
—
15
External contact output settings
(f)
Disable
Enable
—
—
—
—
—
—
—
—
—
—
—
—
—
(a
)
Factory settings are marked with a grey background.
(b
)
This field setting cannot be modified via the remote controller menu.
(c
)
In case of R32 refrigerant, terminal connections T1 T2 are for fire alarm input ONLY.
(d
)
The VAM field setting 18(28)-13/-14 (see table below) MUST be identical to the EKVDX field setting. Set the EKVDX first (EKVDX=primary, VAM=secondary)
(e
)
In case R410A is used, set to 15(25)-13-1.
(f
)
15(25)-15-2 is required when R32 refrigerant is used.
VAM field settings (user interface: indoor unit 1)
Mode
SW
SW description
SW position
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
17(27)
4
Initial fan speed
(a)
High
Ultra-high
—
—
—
—
—
—
—
—
—
—
—
—
—
5
(b)
Yes/No setting for duct connection with VRV
system
Without duct
With duct
Without duct
With duct
Without duct
With duct
—
—
—
Setting for cold areas when heater thermostat is
OFF)
(c)
—
—
Stop/Stop
Low/Low
Stop/stop
Low/Low
—
—
—
—
—
—
—
—
—
Fan operation when defrost/oil return/hot start
(c)
—
—
Stop/Stop
Stop/Stop
Stop/Stop
Stop/Stop
Stop/—
Stop/Stop
Stop/—
—
—
—
—
—
—
6
Nighttime free cooling (fan settings)
(d)
High
Ultra-high
—
—
—
—
—
—
—
—
—
—
—
—
—
18(28)
0
External signal
(e)
JC/J2
Last command
Priority on external
input
Priority on operation
Disable nighttime free
cooling / Perform
forced stop
—
24 hours
ventilation ON/
OFF
Disable JC/J2
—
—
—
—
—
—
—
—
1
Direct power ON
(f)
OFF
ON
—
—
—
—
—
—
—
—
—
—
—
—
—
2
Auto restart
(f)
OFF
ON
—
—
—
—
—
—
—
—
—
—
—
—
—
8
External input terminal function selection
(g)
(JC/
J1)
Fresh-up
Error output
Error output and
stop operation
Forced off
Fan forced off
Air-flow up
—
—
—
—
—
—
—
—
—
10
EKVDX connected?
(h)
No
Yes
—
—
—
—
—
—
—
—
—
—
—
—
—
13
Cooling set point (with EKVDX)
13°C
15°C
16°C
17°C
18°C
19°C
20°C
21°C
22°C
23°C
24°C
25°C
26°C
28°C
30°C
14
Heating set point (with EKVDX)
24°C
26°C
27°C
28°C
29°C
30°C
31°C
32°C
33°C
35°C
37°C
39°C
41°C
43°C
45°C
19(29)
15
R32 safety system
(i)
OFF
ON
—
—
—
—
—
—
—
—
—
—
—
—
—
(a
)
When connected to an EKVDX, set to 2 or 4.
(b
)
When connected to an EKVDX, 17(27)-5 can be set to 1, 3, 4, 7 or 8.
(c
)
(Supply air/Exhaust air), e.g. Low/Low means: Supply air low/Exhaust air low.
(d
)
In case VAM and EKVDX are combined and the R32 safety system of the VAM is active, the nighttime free cooling is disabled.
(e
)
When connected to an EKVDX, JC/J2 cannot be used. Set to 18(28)-0-7. Instead, use T1 T2 of the EKVDX. See the EKVDX Installation and operation manual.
(f
)
When connected to an EKVDX, do not change the default settings.
(g
)
When connected to an EKVDX, JC/J1 cannot be used. Instead, use T1 T2 of the EKVDX. See the EKVDX Installation and operation manual.
(h
)
When connected to an EKVDX, set to 18(28)-10-2.
(i
)
When connected to an EKVDX, setting 2 (safety ON) is required in case R32 refrigerant is used. Setting 1 (safety OFF) is required in case R410A refrigerant is used.