Vestfrost Solutions 21
EN
How to see and change the set
point:
How to: See the Set point
1. Push and immediately release the SET key:
the display will show the Set point value.
2. Push and immediately release the SET key
or wait for 60 sec to display the temperatu-
re in the unit.
How to: Change the Set point
1. Push the SET key more than 2 sec to chan-
ge the Set point value.
2. The value of the set point will be displayed
and the “°C” LED will start blinking.
3. To change the Set value push the UP or
DOWN arrows within 60 sec.
4. To save the new set point value, push the
SET key again or wait for 60 sec.
Clock settings and RTC alarm reset RESET
1. Push the UP key once, to access the menu.
2. The display shows H
∩,
then push SET.
3. The parameters for setting time and date
occurs. To set the parameter push SET,
push the UP or DOWN button to change
the parameter. Confirm by pushing SET.
The time and date parameters:
Hur: hour
∩
in: minutes
Udy: weekday
dAy: date
∩
on: month
yEA: year
To exit:
Press
SET + UP
keys for about 10
sec.
How to export data and alarms to USB
1. Insert the
USB
key
2. Push the
DATA
key for more that 3 sec.
3. Controller starts uploading data to
USB
4. At the end the following message will be
displayed:
a.
“End”
if everything it’s ok
b.
“Err”
if exporting has not taken place.
Alarms
The controller memorizes the last 100 alarms
happened, together with their start and finish
time. It’s possible to export the alarms as
described in the previous chapter.
Active alarms
Controller will show active alarm alternated
with the temperature inside the unit.
Active alarms
The alarm message is displayed until the
alarm condition is recovered.
All the alarm messages are showed alternat-
ing with the temperature in the unit.
Except for the “PF1” which is flashing.
Message
Cause
”PF1”
Regulating probe TR3 failure
”HA1”
TR3 High Alarm
”LA1”
TR3 Low Alarm
”dA”
Door Open Alarm
”CA”
Serious Alarm
CONTROLLER- OPERATION AND FUNCTION
