Hitachi PC-ARFH1E - Page 54

45
PMEN0602 rev.0 - 05/2023
1
MENU
PC-ARFH1E FUNCTIONALITIES
◆ Water calculaon mode
Disabled
The “Disabled” opon sets
the circuit as disabled.
Points
Points is the most versale
calculaon type.
Set 4 points and one vertex
point, to create a line
represenng the funcon that
the air to water heat pump will
use to give the temperature
seng according to the current
ambient temperature.
Use the down arrow key to
select the parameter to modify.
Then modify the value using the
le and right arrow keys.
Vertex oset
High ambient temperature
Low ambient temperature
Set point at low ambient temperature
Set point at high ambient temperature
Gradient
Congure the same variables as in
the “Points” view, but automacally.
User can only edit the gradient
variable and it will automacally set
the values for the other 4 variables
on the chart.
Use the down arrow key to select
the parameter to modify. Then
modify the value using the le and
right arrow keys.
Vertex oset
Gradient curve