Genvex OPTIMA 270 Operating Instructions Manual page 19

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EJ - Fire control
EK - District heating
Description
EJ1 - Number of fire dampers
Setpoint for number for fire dampers connected to the system
which need to be monitored
0 = fire control system inactive
1-4 = number of dampers connected
EJ2 - Fire test/ Reset
Off = automatic mode, damper will be tested once a month
according to schedule
Test = test system now, with this function a function test of the
fire damper will be force started and the result shown in the
display (N.B. there will be a delay of up to 240 seconds from when
the test is started until the test is carried out).
Reset = reset fire alarm, in case of error during damper test,
error in damper/smoke detector or lack of communication, the
ventilation unit will shut down and an alarm symbol will be shown
on the display.
To restart the unit, a reset of the fire automation must be carried
out.
EJ3 - Fire test date
Schedule for when automatic monthly fire/smoke damper test
shall be conducted
EJ4 - Fire test hour
Schedule for when automatic fire/smoke damper test shall be
conducted
PLEASE NOTE:
If no external outdoor air temperature sensor has been connected
the controller, the built in fresh air temperature sensor in the
MVHR is used as reference for calculating weathercompensation
temperature setpoints.
EK1 - District heating mode
Off = no external heating circuit connected
Floor = underfloor heating circuit connected
Radiator = radiator heating circuit connected
EK2 - Outdoor temp. Comp. At -12 °C
Setpoint for flowtemperature at -12 °C outdoor temperature
EK3 - Outdoor temp comp at 20 °C
Setpoint for outdoor temperature when flow temperature is 20 °C
An outdoor air temperature exceeding the setpoint in EK3 will
close the heating circuit (sommerstop)
EK4 - Compensation curve offset
Setpoint in °C where heating curve compensation set in EK5 will
have maximum influence
EK5 - Compensation curve
Heating curve can be increased in steps of 0-5 °C with max
influence according to value set in EK4
Factory setting and
(max. / min values)
EJ1: 0
(0 - 4)
EJ2: Off
(Off / Test / Reset)
EJ3: 1
(1 - 31 day)
EJ4: 0
(0 - 23 hour)
EK1: Off
(Off / Floor / Heater)
EK2: 45°C
(20 - 90°C)
EK3: 20°C
(15 - 25°C)
EK4: 2°C
(-10 - +10°C)
EK5: 2°C
(0 - 5°C)
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