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14.26 Heat/Cool Switch (Optional PCB)
Purpose:
User can switch the running mode from heat to cool or cool to heat through external installed Heat/Cool switch.
This kind of heat / cool switch may built in inside the field supply room remocon as well.
Control contents:
Heat/Cool Switch can only be set when Cool Function is "enable" at custom menu setting, & Extension PCB
select "YES" & Zone 1 not set "Pool" condition.
This heat/cool switch control will be activate only when installer set the Heat/Cool Switch "USE" through remocon.
Once the Heat/Cool Switch Set "USE", remocon will check indoor send Signal to judge the option of mode select.
o
When Heat/Cool Switch Contact Open : Remocon only can select Heat Mode, or Heat + Tank Mode, or Tank
Mode
o
When Heat/Cool Switch Contact Close : Remocon only can select Cool Mode, or Cool + Tank Mode, or Tank
Mode
Operation ON/OFF will depend on remocon request.
When Heat Mode is running with Contact Open, user change this setting to contact close, indoor will this signal to
remocon judge and change mode to cool and send back to indoor. And it is same as from cool mode change to
heat mode.
* This switch have higher priority, remocon follow indoor send signal when control activated.
* There is no effect to the operation when the mode running is only Tank Mode.
(Weekly Timer are ignored and cannot be set during Heat / Cool Switch is "Enable" Condition.)
14.27 SG Ready Control (Optional PCB)
Purpose:
To set ON/OFF of heat pump and target temperature by digital input of third party device if necessary in field.
Remote control setting
For this function, following items need to be set on R/C (installer menu) –
SG control = YES or NO
Capacity up setting 1
o
Heating capacity [50 ~ 150 %]
o
DHW capacity [50 ~ 150 %]
Capacity up setting 2
o
Heating capacity [50 ~ 150 %]
o
DHW capacity [50 ~ 150 %]
Optional PCB
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Remote Station
+ DI2 Com
+ DI1 Com
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