7
Table 4.2 Impulse input
Input name
Machine state
Machine type
Command
Force OFF
With Force OFF
/
Cancel Force OFF
Without Force OFF
(default when
energized)
Force OFF
ON/OFF
Machine on
Turn off the unit
Machine off
Turn on the unit
Mode
Heating
Cooling
Not heating
C
ooling only
Cooling
Cooling and
Heating
Heating
Note: when it conducts Force OFF, all the terminals including dry contact
gateway cannot turn on the unit.
4.3 Output function
The dry contact gateway will output corresponding function and status by
controlling the connected/disconnected of the dry contact. User can connect power
cord with load to the output terminal to turn corresponding load ON/OFF via dry
contact gateway. Definition of output contacts are shown in Table 4.3.
Table 4.3 Function definition of output contact
Output dry contact
Contact connected
Contact disconnected
ON/OFF
Unit on
Unit off
Error indicator
Unit Faulty
Normal
Operating mode
Heating
Cool/Dry/Fan
Cold plasma
Turn cold plasma on
Turn cold plasma off
Ventilation
Turn ventilation on
Turn ventilation off