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9009
User's Guide
The proportional band width is set at the factory. The proportional band width is easily adjusted from
the front panel. Set the width to discrete values in degrees C or F, which depends on the selected units.
The proportional band adjustment is accessed within the secondary menu. Push SET and EXIT to
enter the secondary menu and show the heater power. Then push SET to access the proportional
band.
Push SET and EXIT
SEC
13.0 P
Push SET
ProP
4.1
To change the proportional band, push UP or DOWN.
10.0
To accept and store the new setting push SET. Push EXIT to continue without storing the new value.
Controller Configuration
The controller has several configuration and operating options and calibration parameters which are
programmable through the front panel. To access these, push SET from the secondary menu after the
proportional band. The display shows Config and then PAr for the first of three sets of configuration
parameters- operating parameters, serial interface parameters, and calibration parameters. To select
the menus, push UP and DOWN and then push SET (see Figure 2).
Operating Parameters
The operating parameters menu is indicated by,
Operating parameters menu
PAr
Push SET to enter the menu. The operating parameters menu contains the HL (High Limit) parameter
which adjusts the upper set-point temperature. The factory default and maximum are set to 350 C. For
safety, adjust the HL down to restrict the maximum temperature set-point.
Flashes HL, then shows the current value
HL
Current HL setting
H=350
Adjust the HL parameter with UP or DOWN.
New HL setting
H=300
Push SET to accept the new temperature limit.
12
Access heater power in secondary menu
Flashes for secondary menu, then shows the heater power
Heater power in percent
Access proportional band
Flashes ProP and the current setting
Proportional band setting
New proportional band setting
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