Fig 4-UDC3000 Temperature Controller
UPPER DISPLAY: Normally shows Process Variable temperature Also displays parameter values or selections when
in the Configuration Mode.
LOWER DISPLAY: Shows value of Set Point, amount of deviation from Set Point or Motor position in % Also displays
function groups and parameters when in the Configuration Mode.
ALARM 1 INDICATOR: Lights when Alarm 1 setting has been exceeded
RSP INDICATOR: Lights when remote Set Point or 2nd Set Point has been selected.
OUT1, OUT2 INDICATORS: Shows when Temperature Controller output relay Is energized to drive the Burner Control
UNITS INDICATOR: Indicates degrees F or degrees C is being displayed.
AUTO/MANUAL INDICATOR: Indicates A for Automatic or MAN for Manual controller mode.
DEVIATION BARGRAPH: Shows deviation between Process Variable and Set Point. Each red bar indicates a
deviation of 1% of span (7 5 Degrees F for Type J TC L range)
[SET UP] KEY: Places the controller in the Set Up mode Sequentially displays Set Up and Calibration groups and
enables the [FUNC] key to display individual functions within each Set Up group. Selections made In this mode affect
the basic operation of the Controller (deg C or deg. F, Thermocouple type, Alarm type, etc ). These codes have been
preset by Hauck and should not be changed without consulting the Hauck service department.
10. [FUNC] KEY: Used In conjunction with the [SET UP] key to select the individual functions within a Set Up group
Alternately selects between 2 local Set Points.
11. [LOWR DISP] KEY: Selects the operating parameter shown in the Lower Display
Controller Set Point
2SP: Second local Set Point when so configured
DEV: Deviation between Process Temperature and Set Point
OUT: Burner control motor position expressed as a percentage
(0= Low Fire 100= High Fire).
Also used to exit the SET UP mode and return the controller to its normal operating mode.