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3.1.3 Working Modes with fan torque Modulation
3.1.3.1
TQ Mode
The user defines 3 setpoint for the percentage of the fan maximum torque to keep constant (%TQ K1,
%TQ K2 and %TQ K3). These last ones will be activated with K1/K2/K3 inputs.
3.1.3.1.1 Setup TQ Mode
1
LANGUAGE
2
FAN TYPE
3
# FAN?
4
F2=%F1 ?
5
Mode
If # FAN=F1 : only 1 fan
6
%TQ K1?
7
%TQ K2?
8
%TQ K3?
9
CONFIG
TIME? N
10
TIME
SEGMENT ?N
11
DAY OFF
N
12
RESET
ALARMS?
13
END SETUP
Choose the language (English, French, Dutch, German)
Choice of the fan type (CID – see label on fan or
fan with speed feedback or 720998 for generic backward fan with run
contact
).
Select number of fans connected to CB (F1 or F1+F2).
If # FAN=F1 + F2. Choose yes in case of dependent fans: the airflow of fan 2 is
defined as the airflow of fan 1 per a ratio defined in menu item %F2/F1. Choose no
in case of independent fans: the 2 fans have their own setpoints.
Choice of the working mode (TQ, LS, CPs). Select TQ
Select percentage of maximum torque 1 for fan 1(contacts between terminals K1
and +12V closed)
Select percentage of maximum torque 2 for fan 1 (contacts between terminals K2
and +12V closed)
Select percentage of maximum torque 3 for fan 1 (contacts between terminals K3
and +12V closed)
Select Y to configure time and date. See § 3.2.1
Select Y to activate the time segment scheduling function. See § 3.2.1
Select Y if you wish to activate the day OFF option. See § 3.2.1
Possibility to reset the alarms. Y or N?
The setup is then completed.
720999 for generic backward
25
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