17
AIR BOOSTER 2
© STULZ SpA . – all rights reserved EN/10.2018/IT30I
Key Combinations
Meaning of combinations
+
Lock / Unlock the keypad. See paragraph "5.1.4. Lock and unlock the keypad".
+
• To go into programming mode.
• In parameter programming mode: Pr2 level ("Selection menu") is used to change the visibility of the
displayed parameter in level Pr1 (first menu level).
• If the decimal point is on while the parameter’s label is displayed, this means that the parameter is visible in
programming level Pr1 (first menu level).
+
Exit from programming mode.
Display - The values of the parameters and the operating mode are shown on the display
LED MODE MEANING
LED
MODE
MEANING
ON
The unit is in ‘System ON’
ON
Cooling is requested, the unit operates according to the set parameters.
ON
An alarm occurred
Flashing
During delay upon start-up (
) and delay upon shutdown (
)
ON
Unit of measurement
Flashing
Programming
Unit of measurement
The instrument allows you to set the unit of measurement for the display and settings.
Label
Description
Range
°C/°F (appears on the display)
Celsius, Fahrenheit
°C(0) - °F(1)
Resolution (only for temperature in °C):
decimal , integer
dE(0) - in(1)
(doesn’t appear on the display) Unit of measurement of the Pressure
Bar(0) - PA(1)
Display probe selection by default
b1 = probe P1 (upper temperature)
b2 = probe P2 (middle temperature)
b3 = probe P3 (lower temperature)
b4 = air pressure probe
Avr = average temperature of the enabled probes
MAu = Max temperature value of the enabled probes
5.1.1. Quick display menu (actual value display)
The quick display menu is used to display actual values of the following inputs:
1. Probe B1 value (upper temperature)
2. Probe B2 value (middle temperature)
3. Probe B3 value (lower temperature)
4. Temperature probe average value (Avr)
5. Temperature probe max value (MAu)
6. Probe B4 value (air pressure probe)
7. Analogue output value AO1 (1
st
Analogue Output) and AO2 (2
nd
Analogue Output)
8. Digital input value In1 (1
st
Digital Input) and In2 (2
nd
Digital Input)
Starting from the main screen press function key UP to enter the quick display menu, from there
follow the procedure below:
1. To go through the list, press UP and DOWN;
2. Press SET to display the corresponding value of the resource. When it's displayed the value of the
parameter in the quick display menu, it's not possible to do other operations.
3. Press SET to go back to the list.
4. Press SET + UP to go back to the main screen.
