Service manual

12
GB
12
R4
Relay 4 operation:
Func.
NO
NO
Output disabled (always off).
EF
Control of evaporator fan.
DF
Control of defrost heater/device
(activated when ‘DY’ = ‘EL’ or ‘GS’),
LM
Output enabled for light control.
01
Contacts open/close with ‘Standby’/’on’
mode (‘SB’ = ‘1’)
AO
Contacts open when an alarm condition
occurs
AC
Contacts close when an alarm condition
occurs
(Relay contacts open when in standby
mode).
O1
-9.9 … 9.9°C
Air temperature probe (T1) offset
°K
0
T2
T2 probe enabling:
Flag
0
YS
T2 probe enabled
NO
T2 probe disabled
O2
-9.9 … 9.9°C
Evaporator temperature probe (T2)
offset
°K
0
SC
Readout scale:
Func.
2C
1C
Range -50 … 99°C (0.1°C resolution
within -9.9 to +9.9°C)
2C
Range -50 … 99°C
1F
Range -58 … 99°F
SM
0 … 99
Display slowdown
Func.
5
AR
1 … 64
FD1-11 address for PC communication
Flag
1