Controller Operation
Temperature Scale Units 9
9-7
cooling. The scan rate function appears in the main menu after the scan control function.
The scan rate units are in degrees per minute, degrees C or F depending on the selected
units.
Sr=0.010 Scan rate in °C/min
Press “UP” or “DOWN” to change the scan rate.
Sr=2.0
New scan rate
Press “SET” to accept the new scan rate and continue.
Temperature Scale Units
The temperature scale units of the controller may be set by the user to degrees Celsius
(°C) or Fahrenheit (°F). The units are used in displaying the bath temperature, set-point,
vernier, proportional band, and cutout set-point. The temperature scale units selection is
accessed after the vernier adjustment function by pressing “SET”. From the temperature
display function access the units selection by pressing “SET” 4 times.
Un=C
Scale units currently selected
Press “UP” or “DOWN” to change the units.
U
Change units
Un=F
New units selected
Press “SET” to accept the new selection and resume displaying the bath temperature.
S
Set the new units and resume temperature display
Ramp and Soak Program
The ramp and soak program feature allows the user to program a number of set-points
and have the instrument automatically cycle between the temperatures, holding at each
for a length of time. The user can select one of four different cycle functions.
The program parameter menu is accessed by pressing “SET” and then “UP”.
1 100.00C|
Well temperature
S + U
Access program menu
ProG
Program menu
Press “SET” to enter the program menu
S
Enter program menu
Number of Program Set-points
The first parameter in the program menu is the number of set-points to cycle through. Up
to 8 set-points can be used in a ramp and soak program. These set-points are independent
from the programmable set-points described in Section Programmable Set-points.
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