7102 Micro-Bath User’s Guide
Controller Configuration
38
The proportional band width is set at the factory to about 5.0°C. The propor tional band
width may be altered by the user if he desires to optimize the con trol characteristics
for a particular application.
The proportional band width is easily adjusted from the front panel. The width may
be set to discrete values in degrees C or F depending on the selected units. The
proportional band adjustment is be accessed within the secondary menu. Press “SET”
and “EXIT” to enter the secondary menu and show the heater power. Then press
“SET” to access the proportional band.
S
+
E
Access heater power in secondary menu
12.0 P
Heater power in percent
S
Access proportional band
ProP
Flashes “ProP” and the setting
5.0
Proportional band setting
To change the proportional band press “UP” or “DOWN”.
4.0
New proportional band setting
To store the new setting press “SET”. Press “EXIT” to continue without storing the
new value.
S
Accept the new proportional band setting
Controller Configuration
9.8
The controller has a number of configuration and operating options and calibra tion
parameters which are programmable via the front panel. These are ac cessed from the
secondary menu after the proportional band function by pressing “SET”. Pressing
“SET” again enters the first of three sets of configu ration parameters: operating
parameters, serial interface parameters, and cali bration parameters. The menus are
selected using the “UP” and “DOWN” keys and then pressing “SET”. (See Figure 7
Operating Parameters
9.8.1
The operating parameters menu is indicated by,
PAr
Operating parameters menu
