Shel lab HF2-2 Installation And Operational Manual page 10

Let's say you want to have the oven to ramp up to 100°C in 30 minutes
and control for 1 hour at 100°C. Then you want to ramp up to 150° in 30
Minutes and control for 2 hours. Then you want to cool down to start Set
Point with Power Exhaust Outlet activated in one hour. See Graph:
You would program the control like this:
STEP1
STEP2
STEP3
STEP4
STEP5
STEP6
The OC parameter 0100 is the value that activates the Exhaust Outlet on
the back of the oven.
To activate the program that is entered first return to normal display by
pushing the Exit Button repeatedly.
reached, push the up arrow
and a RAMP/PROGRAM symbol
the display. This indicates the program is running. To stop the program,
push the up arrow
disappear and the program will end. After program ends, control returns
to previous Set Point (starting Set Point). This is explained in Section 6.5
Paragraph 4.
6.6 OFFSET CALIBRATION
This is used to match the process temperature to an independent
thermometer.
increments. For example, if the process value reads 100°C and the
independent thermometer reads 98°C, the Offset Calibration would be set
EXAMPLE PROGRAM
EXAMPLE PROGRAM CHART
160
150
150
140
130
120
110
100
100 100
90
80
70
60
50
40
30
25
20
30 MINUTES INTERVALS
SP01=25°
SP02=100°
SP03=100°
SP04=150°
SP05=150°
SP06=25°
once. The lower display should flash STrT
again and the RAMP/PROGRAM symbol
The Offset Calibration is measured in one degree
150 150 150
25
TPO01=00:30hr
TPO02=01:00hr
TPO03=00:30hr
TPO04=02:00hr
TPO05=01:00hr
TPO06=00:00hr
After Normal Display is
will appear in the lower right side of
OC01-0000
OC02-0000
OC03-0000
OC04-0000
OC05-0100
OC06-0000
will
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