Mitsubishi Heavy Industries FDCW100VNX-A, Technical Manual

Page: 158 / 315

Control
'19 • HM-T-340
Menu 4.1.8.6 - tariff per, ext. shunt add
Set the lower tariff periods. It is possible to set two diff erent
date periods per year. Within these periods, it is possible to set
up to four diff erent periods on weekdays (Monday to Friday)
or four diff erent periods on weekends (Saturdays and Sundays).
start date
stop date
periods with low tariff
weekdays
jan
dec
wkdays
tariff per, ext. shunt add 4.1.8.6
date date
period
period
period
period
Menu 4.1.8.7 - tariff per, ext. step add
Here you can use tariff control for the external step controlled
additional heat.
Set the lower tariff periods. It is possible to set two diff erent
date periods per year. Within these periods, it is possible to set
up to four diff erent periods on weekdays (Monday to Friday)
or four diff erent periods on weekends (Saturdays and Sundays).
start date
stop date
periods with low tariff
weekdays
jan
dec
wkdays
tariff per, ext. step add 4.1.8.7
date date
period
period
period
period
Menu 4.2 - op. mode
op. mode 4.2
auto
manual
add. heat only
op. mode
Setting range: auto, manual, add. heat only
Default value: auto
functions
Setting range: compressor, addition, heating, cooling
The control module operating mode is usually set to "auto". It
is also possible to set the control module to "add. heat only",
when only additional heat is used, or "manual" and then select
what functions are to be permitted.
Change the operating mode by marking the desired mode and
pressing the OK button. When an operating mode is selected it
shows what in the control module is permitted (crossed out =
not permitted) and selectable alternatives to the right. To select
selectable functions that are permitted or not, mark the function
using the control knob and press the OK button.
Operating mode auto
In this operating mode the control module automatically selects
what functions are permitted.
Operating mode manual
In this operating mode you can select what functions are
permitted. You cannot deselect "compressor" in manual mode.
Operating mode add. heat only
In this operating mode the compressor is not active, only
additional heat is used.
CAUTION
If you choose mode "add. heat only" the compressor is
deselected and there is a higher operating cost.
CAUTION
You cannot change from only additional heat if you do not
have a heat pump connected.
Here you can use tariff control for the external shunted addition-
al heat.
Control
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