Figure 7: Example of the type plate
3.4
Automation options and control
connections
The unit is available with the automation option Vari. Once the unit is delivered,
you can see the automation type on the type plate (“Type”, unit type is Vari). The
automation option of the unit affects the way the fan coil is controlled and what
external equipment can be connected to the unit.
Note! Perform all electrical connections always according to the wiring diagrams
supplied with the unit delivery.
Note! When connecting the alarm signal to the BMS, add a 30 s filter time to alarm
management.
3.5
Vari-option
The automation option Vari has the following properties:
•
Analogue control (0-10 V and 24 V AC/DC for on/off on all inputs)
•
Suitable for analogue control from building automation or traditional room
controller
•
Potential free alarm contact, open in alarm or when unit not powered
•
No additional sensor inputs or control outputs.
See
Appendix
for further details.
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GIANT Vari – Installation, Operation, and Maintenance Manual
N02541445 Rev. A
