Hydac RFCS Series - Page 40

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User Manual | Temperature Controller Display HIB123 Part-No.: 3756766 Doc.-Version: I
d) Parameter group USR (Parameterlist)
Parameter group USR: parameter list for customers
Not all parameters in the USR group are listed. The parameter selection is dependent on the target
system and the current control mode.
Parameter
Functional description
Adjustment range

KK 1 | Control mode
0: always read only
1: always on ambient
2: automatic switching

KK 1 | nominal value, flow temperature
Adjustable: For fixed-value closed-loop control
Display only: for closed-loop control with ambient temperature reference
Notice: corresponds to the value when the SET button is pressed
in the home screen (for measured value LED °C1)
depends on chiller

KK 1 | Set point offset to ambient temperature
Use at ambient-temperature control
depends on chiller

KK 1 | Lower limit for warning U10
relative value to set point parameter S1
-99,9K … +99,9K

KK 1 | Upper limit for warning U11
relative value to set point parameter S1
-99,9K … +99,9K

KK 2 | Control mode
0: always read only
1: always on ambient
2: automatic switching

KK 2 | nominal value, flow temperature
Adjustable: For fixed-value closed-loop control
Display only: for closed-loop control with ambient temperature reference
Notice: corresponds to the value when the SET button is pressed
in the home screen (for measured value LED °C2)
depends on chiller

KK 2 | Set point offset to ambient temperature
Use at ambient-temperature control
depends on chiller

KK 2 | Lower limit for warning U20
relative value to set point parameter S2
-99,9K … +99,9K

KK 2 | Upper limit for warning U21
relative value to set point parameter S2
-99,9K … +99,9K

KK 3 | Control mode
0: always read only
1: always on ambient
2: automatic switching