3 scan 38, 1 scan control 38, 2 scan rate 38 – GE CTR 80 User Manual

Page 41: 3 scan, 1 scan control 9.3.2 scan rate

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Un= C

Scale units currently selected

Press “UP” or “DOWN” to change the units.

Un= F

New units selected

9.3

Scan

The scan rate can be set and enabled so that when the set-point is changed the
bath heats or cools at a specified rate (degrees per minute) until it reaches the
new set-point. With the scan disabled the bath heats or cools at the maximum
possible rate.

9.3.1

Scan Control

The scan is controlled with the scan on/off function that appears in the main
menu after the set-point function.

Sc=OFF

Scan function off

Press “UP” or “DOWN” to toggle the scan on or off.

Sc=On

Scan function on

Press “SET” to accept the present setting and continue.

S

Accept scan setting

9.3.2

Scan Rate

The next function in the main menu is the scan rate. The scan rate can be set
from .1 to 99.9°C/min. The maximum scan rate however is actually limited by
the natural heating or cooling rate of the instrument. This will be less than
10°C/min.

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= 5.0

Scan rate in°C/min

Press “UP” or “DOWN” to change the scan rate.

Sr= 2.0

New scan rate

38

9 Controller Operation

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