IC100CX
1592022550 Quick reference guide IC100CX GB rel.1.0 03/03/2008 Page 7 di 39
The icon flashes for 3 seconds when the controller is
waiting to turn on/off.
To move from Chiller mode to Heat Pump mode or vice
versa, it is necessary to stop the current cycle and then
restart the new (Chiller STD-BY Heat Pump) .
12. STAND- BY FUNCTION
When the controller is working, it is possible to switch it in
std-by mode pushing or key.
In stand-by is possible:
• Display probes value using arrow keys.
• Display and modify the set-point.
• Enter the “menu” function
13. “MENU” FUNCTION
Access the “menù” to perform the following operations:
1. Display and reset the active alarms.
2. Display and reset working hours of compressors and
water pumps
3. Display delay time between two defrost cycles
4. Upload the parameters map from the controller to the
Hot Key (see 8.2).
5. Display/reset the alarm log.
During the Menu operations the “menu” icon is on.
13.1 Access to the “menu”
Push and release the “menu” key. The ” menu” icon is on.
13.2 Exit from the “menu”
Push and release the “menu” key or wait the time out.
The “menu” icon disappears.
13.3 How to Display the Alarm Events
Enter the “menu”:
1. Use o
oo
o or n
n n
n keys to find “ALrM” label.
2. Push and release the “SET” key.
3. Use o
oo
o or n
n n
n keys to scroll the alarm list.
To exit the function “menu” push and release the “menu”
key or wait the time-out. The “menu” icon disappears.
13.4 How to Reset an Alarm Event
1) Enter the function “menu”.
2) Use o
oo
o or n
nn
n
keys to find the “ALrM” label.
3) Push and release the “SET” key the lower display
shows the alarm code.
4) Lower display shows the alarm code.
Upper display shows “rSt” label if the alarm can be
reset, “NO” label if it is not possible.
Use o
oo
o or n
nn
n
keys to scroll the alarm list.
5) Push “SET” key when “rSt” is lighted to reset the
alarm; after a while the read-out move to next alarm.
6) To exit the function menu push and release the
“menu” key or wait the time-out.
The “menu” icon disappears.
13.5 Compressors And Pumps Working hours
Enter the function “menu”.
Use o
oo
o or n
nn
n
keys to find on the lower display:
• C1Hr (Compressor n°1 working hours),
• C2Hr (Compressor n°2 working hours),
• PFHr (Evaporator Water pump or supply fan working
hours),
• PCHr (Condenser water pump working hours).
The clock icon is lighted.
13.6 Reset Working Hours
1. Enter the function “menu”.
2. Use o or n keys to find on the lower display the
C1Hr, C2Hr, PFHr or PCHr.
3. Push “SET” key for 3 seconds: the upper display
shows “0” indicating the reset.
4. To exit the function menu push and release the
“menu” key or wait the time-out.
The “menu” icon disappears.
13.7 How to Display the Delay Time Between
Two Defrost
1. Enter the function “menu”.
2. Use o or n keys to find on the upper display the
“dEF” label; the lower display shows delay time
between two defrost (minutes and seconds).
3. The icon is flashing.
4. To exit the function “menu” push and release the
“menu” key or wait the time-out.
The “menu” icon disappears.
13.8 How to See the Alarm Log
1. Enter the function “menu”.
2. Use o or n keys to find “ALOG” label.
3. Push “SET” key: the lower display shows the alarm
code, the upper display shows “n°” followed by the
progressive number.
4. With o
oo
o or n
nn
n scroll the alarm list.
5. To exit from ALOG function push “menu” key or wait
the time-out delay is expired.
Memory capacity is 50 alarm structured in a FIFO list (first
in first out). Each new alarm will take the place of the oldest
alarm contained in the list ( the read-out is ordered from the
oldest to the newest).
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