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6017 Series Hot Oil Large Temperature Control Units Page 35
5-2 Identifying M2B Controller Panel Components
Screen Displays
SET POINT Numeric LED
During normal operation, the SET POINT LED on the controller
displays the process set point you want the unit to maintain. It also
displays parameter and pre-set function values during setup.
PROCESS Numeric LED
During normal operation, the
PROCESS LED on 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.
Status Indicators
RUN Indicator
The RUN indicator is on during normal operation and flashes
during the auto-tuning sequence.
HI HEAT Indicator
The HI HEAT indicator is on when fluid heaters are at 100%
capacity to rapidly raise fluid temperature.
LO HEAT Indicator
The LO HEAT indicator is on when fluid heaters are at 50 percent
capacity.
COOL Indicator
The
COOL indicator is on when fluid temperature is above the set
point and is being cooled.
Display Indicators
TO PROCESS Indicator
The TO PROCESS indicator is on when the PROCESS LED
screen on the controller displays the temperature of the outgoing
fluid.