26
CHAPTER
6
Other Functions /
1. Function setting
No. 10
Selection of the operation mode from “Temp. priority mode”, “Fan
speed priority mode” or“ Fan priority mode after temp. priority mode”.
This function is only available for the Lossnay unit produced after September 2016, whose serial No. should be after 16090001.
Or its software version indicated in Lossnay PCB should be more than 06.
Set the SW7-2 and SW7-3, or PZ-61DR-E as below.
DIP-SW
Setting
check
PZ-61DR-E
Setting check
Contents
SW No.
Setting
Function No
Setting data
SW7-2
SW7-3
(PCB of
Lossnay
unit)
-
-
72
0
(Factory setting)
DIP-SW priority
7-2 OFF
7-3 OFF
(Factory setting)
1
Temp. priority mode
7-2 ON
7-3 OFF
2
Fan speed priority mode
7-2 OFF
7-3 ON
3
Fan speed priority mode
after 1 hour temp. priority mode
-
-
4
Fan speed priority mode
after 1.5 hours temp. priority mode
7-2 ON
7-3 ON
5
Fan speed priority mode
after 2 hours temp. priority mode
-
-
6
Fan speed priority mode
after 2.5 hours temp. priority mode
-
-
7
Fan speed priority mode
after 3 hours temp. priority mode
-
-
8
Fan speed prioritymode
after 3.5 hours temp. priority mode
-
-
9
Fan speed prioritymode
after 4 hours temp. priority mode
This function can also be set from PZ-61DR-E.
This function needs to be set when Lossnay unit’s fan speed is controlled by an external input (0-10VDC (CN26) or a volt-free contact (CN17)).
[Temp. priority mode (Factory setting)]
Only when operation mode is in the Fan mode, the external fan speed control can be used. The Dx-coil unit will keep thermo-
ON as much as possible. In heating and cooling mode, the fan speed of Lossnay unit will not become fan speed 1 or 2.
[Fan speed priority mode]
External fan speed control is available. The ventilation airflow will be reduced to minimum.
During fan speed 1 or 2, Dx-coil unit is thermo-OFF.
[Fan priority mode after temp. priority mode]
The Lossnay unit starts with “Temp. priority mode” for setting hours, and then changes to “Fan speed priority mode” automatically.
This automatic change is only available after the system stops for more than 2 hours.
Operation
mode
Fan speed order
from external input
Actual fan speed
Temp. priority mode Fan speed priority mode
Heating or
Cooling
FS4
FS4
FS4
FS3
FS3
FS3
FS2
FS3
FS2
FS1
FS3
FS1
Fan
FS4
FS4
FS4
FS3
FS3
FS3
FS2
FS2
FS2
FS1
FS1
FS1
Note:
When the indoor negative pressure setting (1 down) is selected, please use Fan speed priority mode.
Fan speed
Display
Exhaust fan
Supply fan
Dx-coil unit
1down
4
4
3
Can be Thermo ON
3
3
2
Forced Thermo OFF
2
2
1
Forced Thermo OFF
1
1
1
Forced Thermo OFF
Содержание GUG-01SL-E
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