
Setpoint
Ramp/Soak Programming and Operation -
Run
/Monitor the Program
Release M
DR4500A Classic Series Circular Chart Recorder With or Without Control Product Manual
173
April 2017
Function
Press
Result
Viewing the present
ramp or soak segment
number and time
LOWR
DISP
Until you see:
Upper Display:
R
and the PV value
Lower Display:
For Ramp segments:
# RA XX.XX
Segment Number (odd only)
Indicates Ramp segment
Ramp Time - Hours:Minutes or
Ramp Rate - Degrees/M inute
For Soak segments:
# SK XX.XX
Segment Number (even only)
Indicates Soak segment
Time remaining in segment in
Hrs:Minutes including c urrent
partially completed minute
Skipping segments
LOWR
DISP
Until you see:
Upper Display:
R
and the PV value
Lower Display:
#RA XX.XX
(Ramp Segment)
#SK XX.XX
(Soak Segment)
RUN
HOLD
To hold the SP Program
An “
H
” appears in the upper display indicating that the
program is in the HOLD state.
▲
or
▼
To select new segment
RUN
HOLD
or
LOWR
DISP
To begin running at new segment
To retain the old segment
Viewing the number of
cycles left in the
program
LOWER
DISP
Until you see:
Upper Display:
R
and the PV value
Lower Display:
RECYC XX
Remaining cycles 0 to 99
This number includes the current
partially completed cycle.
End Program
When the final segment is completed, the “
R
” in the upper
display either changes to “
H
” if configured for HOLD state,
or disappears if configured for DISABL of setpoint
programming.
The recorder operates at the last setpoint in the
program in automatic or will be in manual mode at the
failsafe output.