Sterling A0554831 manual Sterlco 2000 Controller Indicator Name Description

Indicator	Name	Description
	SUB 1 LED	The orange SUB1 LED lights when the process
		temperature is three degrees or more below the
SUB1		“To Process” setpoint. The compressor then shuts
		down by means of a latching circuit, and it does
		not run again until the temperature at the “To
		Process” thermocouple is four degrees above the
		setpoint.
	AutoTune Key	Press and hold the AT key for two seconds to
AT		initiate or stop the auto-tune function
	Display Key	The functions of the Display key change based on
		how long you press it. Press the Display key for
		less than one (1) second to scroll through
		parameters within the mode.
	Down Arrow	Each press of the Down Arrow key decrements or
	Key	reduces values or settings on the SV display
	Up Arrow Key	Each press of the Up Arrow key increments or
		advances the values or settings on the SV display.
Sterlco 2000 Controller
Indicator	Name	Description
T	Process Value LED	During normal operation, the large red T LED on
8.8.8.8		the controller displays the actual process
		temperature at the “To Process” thermocouple. It
		also lists parameter symbols during setup and
		error messages if an error occurs
SP	Set Value LED	During normal operation, the green SP LED on
8.8.8.8		the controller displays the process set point you
		want the chiller to maintain. It also displays
		parameter and pre-set function values during set
		up.
	Index Key	Press the Index key for less than (1) second to
		scroll through parameters within the mode.
	Up Arrow Key	Each press of the Up Arrow key increments or
		advances the values or settings on the SP display.
	Down Arrow Key	Each press of the Down Arrow key decrements or
		reduces the values or settings on the SP display.
	Enter Key	Press the Enter key to verify or confirm an entry.

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