Plant mode

The plant mode override signal from the macro plant mode strategy ., is decoded to provide the required output signals. The plant mode has a lower priority than the fire mode, but a higher priority than the humidity mode.


Plant mode

Air handling unit

0 = off

off

1 = optimum start

on

2 = night cycle

on

3 = night purge

on

4 = occupied period

on

5 = extended operation

on

6 = delayed stitch off

on



11 = duty cycle

off



20 = frost protection

off

21 = fan failure

off



30 = fire override

off