8
Siemens
A6V12068497_en--_a
Smart Infrastructure
2021-04-16
Reload factory setting
●
Select parameter P71 and set it to 1.
●
The factory settings of the control parameters are reloaded.
–
“
- - -
” is displayed during reload.
Control parameters
Service level
Parameter
Description
Factory setting
Setting range
P02 *
Operation using operating mode
selector
1
1 = ON
–
OFF
2 = ON
–
FAU ECO
–
OFF
P14
Keylock
0
0 = Unlock
1 = Setpoint & fan buttons
adjustment only
2 = Full lock
P24 *
Select BYPASS (external circulation
only)
0
0 = Disable
1 = Enable
P25 *
Select EXT/INT circulation
0
0 = Disable
1 = Enable
P26
FAU ECO mode
Select time ratio within one hour
1
1 = 1:5
2 = 2:4
3 = 3:3
4 = 4:2
5 = 5:1
P27
Operating mode after power failure
0
0 = Previous operating mode
1 = OFF
2 = ON (Normal mode)
P28
Timer with delay Off (0 up to 23 hours,
0.5 h)
1
0 = Disable
1 = Enable
* The parameters are critical and must be set according to the selected equipment during
commissioning.
Expert level
Parameter
Description
Factory setting
Setting range
P53 *
Maximum VRF fan speed
3
3 = 3-speed
8 = DC 0...10 V (ECM fan)
P55
ECM fan max. output
80 %
ECM fan min…100
%
P56
ECM fan min. output
30 %
1 %...ECM fan max.
P59
Fan minimum On time (3-speed fan
only)
2 min
1...6 min
P71
Restore factory setting
0
0 = Disable
1 = Reload start
P98 *
Enable Chinese text display
1
0 = Disable
1 = Enable
* The parameters are critical and must be set according to the selected equipment during
commissioning.
Note
Note
