14
Installa
tion Instruc
tions
GB
Option 94 - Confi gure digital input switch type, “A” models only,
(option 90 set to 3)
This allows switch type of digital input to be
confi gured. Press
+
until Option 94 is displayed,
use
V
and
Λ
to select required setting.
Setting 0
Contacts NC, open circuit contact to force unit into
thermostat mode, short circuit contacts to return to normal
operation
Setting 1
Contacts NO, short circuit contacts to force unit into
thermostat mode, open circuit contacts to return to normal
operation (Factory setting)
