Plant mode

An input “PlantMode” is decoded from the plant mode strategy module to provide the required fan speed control according the next table.


Plant mode

Fan speed control

0 = off

0 %

1 = optimum start

auto

2 = night cycle

auto

3 = night purge

auto

4 = occupied period

auto

5 = extended operation

auto

6 = delayed stitch off

auto



11 = duty cycle

0 %



20 = frost protection

0 %

21 = fan failure

0 %

22 = overheat protection electric heater

0%

23 = emergency stop

0%



30 = fire override

fire mode