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Jakka Pro Manual page 4

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MANUAL for JAKKA PRO CONTROLLER
10.2 ELECTRICAL HEATER CONTROL
1. Controlled Depending on Room Temperature :
Electrical heater is controlled by sensor on the panel or
return air temperature sensor. Control is active without
any adjustment. ( Default Control Type )
2. Controlled Depending on Outdoor Temperature: If
outdoor temperature value less than value set in the
service menu, the heater stages is activated.
Note: Control according to the outdoor air temperatu-
re to be active, parameter settings must be made of
appropriate. (See. Service Menu Operations)
10.3 BYPASS DAMPER CONTROL
The working conditions of the bypass damper is as fol-
low;
Fan Mode;
Bypass damper is always closed.
Heating Mode;
1.
Outdoor Air Temp. < Room Temp. + 3 and
Setpoint < Room Temp. + 2 and
Outdoor Air Temp. > 15 °C
damper is open,
2.
Outdoor Air Temp. > Room Temp. - 3 and
Setpoint > Room Temp. - 2 and
Outdoor Air Temp. < 35 °C
damper is open, closed in the other conditions
Cooling Mode;
1.
Outdoor Air Temp. > Room Temp. + 3 and
Setpoint > Room Temp. - 2 and
Outdoor Air Temp. < 32 °C
damper is open,
2.
Outdoor Air Temp. < Room Temp. - 3 and
Setpoint < Room Temp. - 2 and
Outdoor Air Temp. > 10 °C
damper is open, closed in the other conditions
10.4 ENTRANCE DAMPER CONTROL
Fresh air and/or exhaust air damper motors are cont-
rolled. Damper motor is controlled considering the ne-
cessary delays ( The device On/Off moments, alarm
moments... ).
One relay output reserved into for damper. If there are
more damper motor, must be connected in parallel.
Note : Damper motor must be in the On/Off and
spring return property.
10.5 REMOTE CONTROL
The remote On/Off function. This contact can be used
to control the device via building automation/PLC/
External Switches.
To use this feature, selected scenario must be contain
remote control contact.
11. SERVICE MENU OPERATIONS
11.1 MENU DESCRIPTION
While the device is in the Off Position, press together
MODE and ▼ key for 5 seconds.
In the service menu "Main Parameter" is replaced by
the MODE and FAN keys.
"Auxiliary Parameter" is replaced by the ▲ and ▼
keys.
Main Parameter
11.2 PASSWORD PARAMETER
While the device is in the Off Position, press together
MODE and ▼ key for 5 seconds.
To make changes in the parameters, password must be
Otherwise, made changes won' t be saved.
Note: This process is part of the entry to the Service
Menu and must be applied in all entries.
Auxiliary Parameter
entered as "137", to 99.
parameter.
Firstly, "Main Parameter"
must be replaced as 99, by
the MODE and FAN keys.
Secondly, "Auxiliary Para-
meter" must be replaced as
137, by the ▲ and ▼ keys.

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