Hitachi PSC-A32MN Installation And Operation Manual page 74

Operation
5.4.1 Group register
N O T E
5.4.2 Optional Function Setting
This function is used for setting and changing the selection of air conditioner and central station functions listed in the following table.
Set by Monitor Menu Service Menu
Fixing Operation Mode
the central station.
Fixing Setting Temperature
from the central station.
Cooling Only models to restricted operation in cooling only.
Operation modes "HEAT" and "AUTO" cannot be selected from the remote control switch or from the central station.
Set "Auto" to "Enable" to use the cooling/heating automatic operation. It is possible to set this mode from the remote
control switch and from the central station.
Auto However, "AUTO" cannot be selected in the following cases:
* When connected to a cooling-only model.
* When the "Cooling Only" function is enabled.
Fixing Fan Speed
central station.
This function is used for switching the control mode of the central station between "Normal" and "Run/Stop Only"
* Normal:
The settings of each group are displayed when tapping its button. This is the control mode by default.
Control mode
* Run/Stop Only:
The control mode at "Monitor 1" and "Monitor 2" is changed to "Run and Stop" for each group only. Tapping the
button of each groups has the effect of switching its operation on and off, without changing any of the settings.
This function allows to switch the colour of the RUN lamp between green and red. When an error occurs, the
RUN Indicator
All Groups Automatic Set to "Enable" in order to begin operation from All Groups display. If a central station is not operated for a given
Switching time, the screen returns automatically from Block display to All Groups display.
Set to "Enable" in order to set the prohibition of all remote control operation (all the items) together with a stop order
to the remote control at the OFF time of the schedule function of the controller.
OFF time Remote control In this case, the prohibition of all remote control operation (all the items) is cancelled at the ON time, but there is no
prohibition operation order.
This function cannot be set when there is a prohibition of remote control operation (for individual items). Set this
function to "Disab." in such cases.
Display graph values Set to "Disable" in order to display the graphs for operation time or Thermo ON time without numeric values.
Thermo ON time display Set to "Enable" in order to display Thermo ON time in the operation time display.
N O T E
66 PMML0332A rev.0 - 05/2015
Optional Function Setting.