User manual

1592022700 User manual iCHILL 200CX Rel. 1.0 22/04/2009
Pg.26/114
12.3 COMPRESSOR OVERLOAD PASSWORD.
The default value is 0; to change this value enter Pr3 level, search AL60 parameter and modify its value.
12.4 ALARM LOG LIST
ALOG FUNCTION TO SEE THE ALARM LOG
The function and the alarm codes are visible only if there are alarm events. If many events are active at the same time the list displayed
by increasing order.
Enter the function Menu
1. Select ALOG
2. Push SET one time. Nothing happens if there are no active alarm events.
3. The bottom display shows the alarm label, the top display shows a number in the range 00 to 99.
4. Use the UP or DOWN keys to scroll the list.
5. To exit the ALOG function push MENU or wait the timeout.
12.5 ERASE THE ALARM LOG LIST
ALOG FUNCTION TO ERASE THE LOG LIST
1. Enter the function Menu.
2. Use the UP or DOWN keys to select ALOG on the bottom display.
3. Push the SET key.
4. Push UP or DOWN keys and search the ArSt label on the bottom display; the top display shows PAS.
5. Push SET: the bottom display shows PAS and the top display shows 0 value blinking.
6. Insert the password
7. If the password is OK the label ArST blinks for 5 seconds then the display returns to normal condition read-out (probes).
8. If the password is not correct the display shows PAS again. in any case is possible to scroll the list with UP or DOWN
9. To exit push the M key one time or wait the timeout.
12.6 PASSWORD VALUE OF THE ALARM LIST
The default value is 0 to change this value enter Pr3 level under the AL parameter family.
THE ALARM LIST CONTAINS 100 EVENTS IN A FIFO STRUCTURE. WHEN THE MEMORY IS FULL ANY NEW ALARM WILL
ERASE THE OLDEST.
12.7 DISABLE – ENABLE A SINGLE CIRCUIT
Through the instruments keyboard is possible to completely disable a single circuit for maintenance or to use just a cooling part of of the
unit.
CrEn FUNCTION enables – disables a circuit from keyboard.
Label involved with CrEn function: Cr1E = circuit 1, Cr2E = circuit 2
HOW TO DISABLE A CIRCUIT
Enter the function Menu
1. Use UP or DOWN keys to select CrEn on the bottom display
2. Push SET key: the bottom display = Cr1E, top display = En.
3. Select the circuit 1 or 2 with UP or DOWN key (Cr1E or Cr2E).
4. Push SET key for 3 seconds when; the top display shows the En blinking label. Using UP or DOWN key, choose the label diS
(Disabled) or En (Enabled), then push SET key to confirm the new selection. The display shows next circuit status.
5. To exit the CrEn function push MENU key or wait the timeout.
12.8 READ-OUT OF A CIRCUIT NOT ENABLED
If one circuit is disabled the bottom display shows diS alternated with the label name of the measurement selected.
Circuit 1 = diS the bottom display shows b1dS = circuit 1 disabled.
Circuit 2 = diS the bottom display shows b2dS = circuit 2 disabled.
The b2dS label appears only if the 2
nd
circuit is configured,
12.9 ENABLE OR DISABLE A SINGLE COMPRESSOR
Through the instruments keyboard is possible to disable a single compressor for maintenance or to lock it when malfunctioning.
COEn FUNCTION compressors running status.
Label involved in COEn function: CO1E = Compressor 1 status… CO6E = Compressor 6 status
The COEn function uses only the compressors configured by the corresponding output parameters.
Enter the function Menu
1. Use the UP or DOWN keys to select COEn.
2. Push SET key; the bottom display shows CO1E, and the top display shows En
3. Select the compressor using UP or DOWN key
4. Push SET for 3 seconds; the top display shows the En label blinking. Using UP or DOWN key change the label diS (Compressor
disabled) or En (compressor enabled) then push SET to confirm.
5. To exit the COEn function push MENU key or wait the timeout.