Toshiba Estia RUA-CP1701H, Service Manual

Page: 48 / 164

Monobloc Outdoor Unit Service Manual
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If OAT is invalid (not transmitted by the Inverter, out-of-range value, etc.), the Water Setpoint is equal to the
Custom Minimum Water Temp.
•
If OAT is above the current Maximum OAT threshold, the Water Setpoint is equal to the Custom Maximum Water
Temp.
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If Minimum OAT is greater or equal to Maximum OAT threshold, the Water Setpoint is equal to the Custom
Maximum Water Temp.
•
Predefined climatic curve :
If the cooling climatic curve is configured to "1" or "2", the water set-point will be calculated according to the selected
cooling climatic curve. Two predefined cooling climatic curves are available:
Climatic Curve Min. OAT Max. OAT Min. Water Temp Max. Water Temp Application
K1 20°C 40°C 5°C 10°C FCU’s
K2 20°C 40°C 10°C 18°C UFC
•
If OAT is invalid (not transmitted by the Inverter, out-of-range value, etc.), the Water Setpoint is equal to the
current Min. Water Temp.
•
If OAT is above the current Max. OAT threshold, the Water Setpoint is equal to the current Max. Water Temp.
•
Offset on cooling climatic curves (predefined and custom) :
Two other parameters are also configurable to adjust water set-point to suit customer needs:
Cool Minimum Water Setpoint [P589] can be offset on foot of the curve using the Cool Curve Min Stp Offset [P413]).