Settings And Trouble Shooting - AFG MR74C6 Manual Del Usuario

6 ENGLISH
CHAMBER TEMPERATURE
Displayed with the instrument on, during normal operation.
EVAPORATOR TEMPERATURE (with the evaporator sensor
present)
Press the DOWN ( ) button for a few seconds, then press the UP ( )
or DOWN ( ) button to select "Pb2".
Press the SET ( ) button for the evaporator temperature to appear on
the display. Press SET ( ) once again or do not operate to return to the
chamber temperature.
CONDENSER TEMPERATURE (with the condenser sensor
present)
Press the DOWN ( ) button for a few seconds, then press the UP ( )
or DOWN ( ) button to select "Pb3".
Press the SET ( ) button for the condenser temperature to appear on
the display. Press SET ( ) once again or do not operate to return to the
chamber temperature.
COMPRESSOR OPERATION TIMER ("HACCP EXTENDED" version)
Press the DOWN ( ) button for a few seconds, then press the UP ( )
or DOWN ( ) button to select "CH".
Press the SET ( ) button for the compressor operation hours to appear
on the display. Press SET ( ) once again or do not operate to return to
the chamber temperature.
Press the DOWN ( ) button for a few seconds, then press the UP
( ) or DOWN ( ) button to select "rtc".
Press the SET ( ) button for the following to appear on the display in
sequence: "yy", "nn", "dd", "hh" and "nn" followed by 2 numbers that
correspond respectively to the year, month, day, hour and minutes;
values that can be adjusted by acting on the UP ( ) or DOWN ( )
button.
To exit from the procedure press ON/STAND-BY( ).
The instrument can save up to 3 HACCP alarms ("HACCP BASIC"
version) or 9 allarms ("HACCP EXTENDED" version).
The instrument provides the following information:
• the critical value
• the date and time when the alarm was triggered (only "HACCP
EXTENDED" version)
• • the alarm duration (from 1 min to 99 hr and 59 min, partial if the alarm is
still active).
CODE TYPE OF ALARM
AL
minimum temperature
alarm
AH
maximum temperature
alarm
Id micro port input alarm
PF power failure alarm
"HACCP BASIC" VERSION: The device updates the information
if the new alarm is worse than the one stored or provided that the
information have already been shown. If the device is switched
off, no alarm will be stored.
"HACCP EXTENDED" VERSION: the most recent alarm will
overwrite the oldest. If the duration of the "PF" alarm causes a
clock error, the instrument will not provide any information
regarding the alarm duration.
6
CRITICAL VALUE
the minimum chamber temperature
during this type of alarm
the maximum chamber temperature
during this type of alarm
the maximum chamber temperature
during this type of alarm
the chamber temperature when the
power is restored (parameter AA)
Translation of the original instructions
When the cause that triggered the alarm is resolved, the display
restores normal operation, except for the power failure alarm,
which requires the normal display to be restored manually.
The HACCP LED provides information regarding the memory
status of the HACCP alarms: if it is on, not all the information
regarding the HACCP alarms have been displayed, if it flashes,
the instrument has saved at least one new HACCP alarm.
To access the procedure:
- press the DOWN ( ) button for 2 seconds: the first label appears on
the display.
- press and release the UP ( ) or DOWN ( ) button to select "LS".
- press and release the SET ( ) button: either of the "AL", "AH" or "id"
codes will appear on the display.
To select an alarm:
- press and release the UP ( ) or DOWN ( ) button (e.g. to select
"AH").
To display the information regarding the alarm:
- press and release the SET ( ) button: the HACCP LED will stop
flashing and the following information will appear on the display in
sequence ("#:" only for "HACCP EXTENDED" version):
INFO MEANING
8,0 the critical value is 8.0 °C/8 °F
StA the date and time when the alarm was triggered are about to
#
appear on the display
y07
the alarm was triggered in 2007 (continues)
#
n03
the alarm was triggered in March (continues)
#
d26
the alarm was triggered on 26 March 2007
#
h16
the alarm was triggered at 16 hrs (continues)
#
n30
the alarm was triggered at 16:30 hrs
#
Dur
the alarm duration is about to appear on the display
h01
the alarm lasted 1 hr (continues)
n15 the alarm lasted 1 hr and 15 min
AH3 the selected alarm
To exit from the information sequence:
- press and release the the key ON/STAND-BY( ): the selected
alarm appears on the display (in the "AH3" example).
To exit from the procedure:
- exit from the information sequence
- press and release the key UP ( ) or the key DOWN ( ) until the
display shows the compartment temperature or do not operate for 60 s.
If the instrument has no alarm saved, the "LS" label will not
be displayed.
- Keep the DOWN ( ) button pressed for 2 seconds: the first
available label will appear on the display.
- Press the UP ( ) or DOWN ( ) button to select "rLS".
- Press the SET ( ) button.
- Press the UP ( ) or DOWN ( ) button within 15 seconds to set
"149".
- Press the SET ( ) button or do not operate for 15 seconds: "----"
will flash on the display for a few seconds and the HACCP LED will
go off, after which the instrument will exit from the procedure.
If the instrument has no alarm saved, the "rLS" label will not
be displayed.