Function Setting - Hitachi SET FREE Serie Manual De Instalación Y Funcionamiento

Electrical wiring

10.6 FUNCTION SETTING

10.6.1 External input/output and function
setting

Start of setting
Turn ON DSW4-No.4. Press PSW1 for 3 seconds or more. "Menu
Mode" will be indicated.

End of setting
Press PSW1 for 3 seconds or more when "Menu Mode" is dis-
played. The display indication become normal. Turn OFF DSW4
number 4.
N O T E
Release "Menu Mode" after the setting is completed. Otherwise,
the air conditioner may not operate appropriately.
1 External input and output setting
By pressing the push-switches PSW3 ( ) and PSW5 ( ), the
function number can be selected.
PSW4 ( ): forward, PSW2 ( ): backward
Fill out the selected function setting number in the space of the
table as shown.
Example:
Item
1 Input Setting 1 CN17 (1-2 pin)
2 Input Setting 2 CN17 (2-3 pin)
3 Input Setting 3 CN18 (1-2 pin)
4 Output Setting 1 CN16 (1-2 pin)
5 Output Setting 2 CN16 (1-3 pin)
(Setting before shipment)
Before shipping, the input/output function settings are specified
to each input/output terminal according to above table. The de-
tails of function number and external input/output settings are as
shown below.
Setting of external input and output function:
Function
Input
number
1 Fixing heating operation mode
2 Fixing cooling operation mode
3 Demand stoppage
4 Outdoor fan motor start/stop
5 Forced stoppage
6 Demand current control 40%
7 Demand current control 60%
8 Demand current control 70%
9 Demand current control 80%
10 Demand current control 100%
11 Low noise setting 1
66
PMML0294A_rev.2_02-2014.indb 66
SEG2 SEG1
i1 1
i2 2
i3 3
o1 1
o2 2
Output
Operation signal
Alarm signal
Compressor ON signal
Defrost signal
-
-
-
-
-
-
-
PMML0294A rev.2 - 07/2014
Menu Mode
Check mode
CHEC
" "
External input
and output
ioS
" "
Function setting
Func
" "
Function
number
12 Low noise setting 2
13 Low noise setting 3
0 No setting
The same input/output function setting cannot be set to different
input/output terminals. If set, a setting of larger function number
becomes invalid.
SET
Example: When setting of input 1 and input 2 are same, input 2
will be invalid.
2 Function Setting
By pressing the push-switches PSW3 ( ) and PSW5 ( ), the set-
ting can be changed.
PSW4 ( ): forward, PSW2 ( ): backward
Refer to the Service Manual for more details.
Fill out the selected function setting number in the space of the
table as shown.
Example:
Item
Circulator function at heating
1
Thermo-OFF
2 Night-Shift (Low noise)
Cancellation of outdoor ambient
3
temperature limit
Defrost for cold area (change of
4
defrost condition)
5 SLo (fan speed) defrost setting
6 Cancellation of hot start
7 Priority capacity mode
Compressor frequency control
8
target value for cooling
Compressor frequency control
9
target value for heating
Press PSW1 one
For more details, refer to Checking
of outdoor unit by PCB in the Service
Manual
For the setting mode, refer to  below
For the function setting, refer to 
below
Input Output
-
-
No setting
SEG2 SEG1
FA O
ni O
G5 O
Jo O
bJ O
H O
nU O
Hc O
Hh O
SET
14/07/2014 12:28:39