B8J200880_E - Technical data
Output is permanently energised (Fan
ON)
Output is permanently de-energised
(Fan OFF)
Hard vent when < 50% speed if stop
Controlled vent if > 50% speed then
hard vent if < 50% speed if stop
Hard vent when < 50% speed if stop or
fail
Controlled vent if > 50% speed then
hard vent if < 50% speed if stop or fail
If stop, hard vent
If fail, hard vent when < 50% speed
If stop, hard vent
If fail, controlled vent > 50% speed
then hard vent < 50% speed
If fail, hard vent
If stop, hard vent when < 50% speed
If fail, hard vent
If stop, controlled vent > 50% speed
then hard vent < 50% speed