27
W9
Smart
All rights to changes reserved.
2021-09-23
1. External relay control, alarm signal, duct damper, status signal, Modbus
2. External relay control (earthed output), alarm signal, duct damper, status signal, Modbus
3. Fireplace/boost switch, for control of the fireplace function or boosting
4. Humidity sensor, for control of boosting
5. Timer, for control of the Away/Boost mode
6. Pressure switch, for control of the cooker hood/central vacuum
7. CO
2
sensor with relay, for control of boosting
8. CO
2
sensor with relay, for control of Automatic Home/Away/Boost system
9. Presence sensor
10. CASA Smart cooker hood
11. Swegon CASA Smart Modbus gateway
12. Swegon CASA Smart control panel (UP1)
13. Swegon CASA Smart control panel (UP2)
14. Connection points on the ventilation unit: IO1, IO2, 24 V / (5 V), selection from circuit board
15. SET-module, Smart Extension Temperature module, connection card for external duct equipment
16. SEC Smart Extension Cable, connection cable
External equipment can be connected to the ventilation unit’s configurable I/O connections. You can connect two
optional inputs to the ventilation unit’s circuit board and to the SEC/SEM expansion modules, which are available as
accessories, you can connect three. The connection of an external duct mounted air heater is performed to the SET
expansion module, according to the instruction supplied with the accessory.
When you connect external equipment to the ventilation unit, the function of I/O connections must be defined in the
menu “Setting/IO-control”
(the standard option is shown in the figure).
IO controls
IO 1
IO 2
IO 3 (ext.)
IO 4 (ext.)
Boost - DI
Away - DI
Emg.Stop_NO - DI
Fireplace - DI
IO 5 (ext.)
DDC control - AI
