DIN NANO 3RK
Chapter 5
– Data programming
Rev. 01-16
Page 12
VIEWING AND CONFIGURATION OF SET POINT
1. Press the SET key to view the current Bar SET POINT value.
2. Pressing and holding the SET key and pressing one of the keys (
) or (
) alters the value of the Bar
SETPOINT.
Release the SET key to return to the value of the adjustment sensor. Any changes made are saved
automatically.
While viewing the SET POINT value in Bar (SET button pressed), if you press the standby key at the same
time, you will view the value changed to °C depending on the type of Gas set.
While viewing the value in °C, it will not be possible to change the set through the arrows.
LEVEL 1 PROGRAMMING (User level)
To access Level 2 programming, press and hold the UP key (
) and DOWN key (
) for over 3 seconds.
When the first programming variable appears:
1. Select the variable you want to change with the key (
) or with the key (
). After selecting the required
variable, it is possible to:
2. View its configuration by pressing the SET key.
3. Edit configuration by pressing and holding the SET key and pressing either the (
) or (
) key.
4. After setting the configuration values, press and hold both the (
) key and the (
) key for a few seconds
until the cell temperature value appears and exit the menu. The system closes the menu when the keypad is
not used for over 30 seconds.
5. Any changes made to the variables are saved automatically when the system closes the configuration
menu.
LIST OF LEVEL 1 VARIABLES (User Level)
LABEL
MEANING
VALUES
DEFAULT
default
mOd
r0
SET differential
(of the pressure)
(interlocked with iOV but only if
mOd=2)
with mOd=0
(comp. control)
0.2
30 bar
(with mOd=0 or 3)
0.6
*
with mOd=1 or 2
(fan control)
0.6
5 bar
(with mOd=1 or 2)
2
t1
The minimum time that must elapse
between the insertion of a
compressor step and the next one
(SECONDS)
This time avoids breakaways caused
by simultaneous start-ups.
0
500
step 2 sec
(with mOd=0 or 3)
20
*
(with mOd=1 or 2)
2
t2
The minimum time that must elapse
between two different compressor
step deactivations.
(SECONDS)
0
500
step 2 sec
(with mOd=0 or 3)
10
*
(with mOd=1 or 2)
2
5.6
5.7
5.5
