Lennox FLEXY FX 025 Application Manual page 35

Rooftop packaged unit with heat recovery
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ELECTRICAL DATA
STANDARD
Logical Output Board
(1 output : 1 assigned)
Alarm, General
DO 1
Logical Input Board
(4 inputs : 2 assigned, 2 customized)
ON/OFF
DI 1
Reset alarm
DI 2
Customized
DI 3 & 4
Choose 2 inputs between the 19 below possibilities :
- Disable, Compressors & Heaters
- Disable 100% Compressors
- Disable 50% Compressors
- Disable, Heaters
- Disable, Cooling
- Disable, Heating
- Fault contact, Humidifi er
- All return air
- 20 % Fresh air
- 30 % Fresh air
- 40 % Fresh air
- 50 % Fresh air
- All fresh air
- Activation A zone
- Activation B zone
- Activation C zone
- Activation Unoccupied zone
- Activation BMS zone
- Free, for BMS
Application Guide • FLEXY FX-AGU-1112-E
The rate of minimum fresh
air is calculated by adding
each closed contacts
ADVANCED CONTROL PACK OR TCB
Logical Output Board
(4 outputs : 0 assigned, 4 customized)
Customized
DO 3 > 6
Choose 4 inputs between the 14 below possibilities :
- Alarm, Filters
- Alarm, Blower
- Alarm, Compressors
- Activation Gas
- Alarm, Heaters
- Alarm, Hot Water Coil Freezing
- Smoke alarm
- Heating mode
- Activation A zone
- Activation B zone
- Activation C zone
- Activation Unoccupied zone
- Activation BMS zone
- Free, for BMS
Logical input Board
(4 outputs : 0 assigned, 4 customized)
Customized
DI 5 > 8
Choose 4 inputs between the 20 below possibilities :
- Disable, Compressors & heaters
- Disable, 100% Compressors
- Disable, 50% Compressors
- Disable, Heaters
- Alarm, Heaters
- Disable, Cooling
- Disable, Heating
- Fault contact, Humidifi er
- All return air
- 20 % Fresh air
- 30 % Fresh air
- 40 % Fresh air
- 50 % Fresh air
- All Fresh Air
- Activation A zone
- Activation B zone
- Activation C zone
- Activation Unoccupied zone
- Activation BMS zone
- Free, for BMS
Analogue input Board
(4 outputs : 0 assigned, 4 customized)
Customized
AI 1 & 2
Choose 4 inputs between the 6 below possibilities :
- Override room temperature set point -5 +5 °C (4-20 mA)
- Override mini. fresh air set point 0-100M (4-20 mA)
- Weather sensor, Temperature
- Weather sensor, Humidity
- Free temperature (NTC probe)
- Free relative humidity (4-20 mA)
CONTROL variables
The rate of minimum
fresh air is calculated
by adding each closed
contacts
• 33 •

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