Water Settings Configuration - Hitachi RWM-2R1E Installation & Operation Manual

YUTAKI CASCADE CONTROLLER

8.13.3.2 Water settings configuration

This menu is only visible for a room thermostat if the controller is not controlling the unit.
Select the desired area to apply the water settings configuration:

Space Heating or Space Cooling water settings
Δθ (Vertex offset):
To modify the curve vertex for Circuit 1 or
Circuit 2 (only for heating mode).
• Only when water calculation mode
is Gradient or Points (setting in Main
device).
• Range: -10 ~ 10
• Circuit 1 or Circuit 2 must be ON to
configure this setting.
Fixed temperature:
Selection of the temperature for Circuit 1 or
Circuit 2 (heating or cooling mode).
• Only when water calculation mode is Fix
(setting in Main device).
• Circuit 1 or Circuit 2 must be ON to
configure this setting.

Hot Water Tank or Swimming pool water settings
132 PMML0575 rev.1 - 09/2021
Curve:
Selection of the gradient curve for Circuit 1
or Circuit 2 (only for heating mode).
•
•
•
Setting temperature:
Selection of the temperature for DHW or Swimming Pool.
• Hot water tank or Swimming pool must be ON to
configure this setting.
• Range:
- DHW: 30ºC ~ Max. setting temperature
- Swimming pool: 24 ~33ºC
Only when water calculation mode is
Gradient (setting in Main device).
Range: 0.2 ~ 2.2
Circuit 1 or Circuit 2 must be ON to
configure this setting.