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7.10
Controller Configuration
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 by configu-
ration parameters – calibration parameters, operating parameters and serial in-
terface parameters. The menus are selected using the "UP" and "DOWN" keys
and then pressing "SET".
7.11
Operating Parameters
The operating parameters menu is indicated by,
par
The operating parameters menu contains the High Limit parameter. The High
Limit parameter adjusts the upper set-point temperature. The factory default
and maximum are set to 126 °C. For safety, a user can adjust the High Limit
parameter down so the maximum temperature set-point is restricted.
Press "SET" to enable adjustment of the High Limit parameter.
H=126
Adjust the HL parameter using "UP" or "DOWN".
H=90
Press "SET" to accept the new High Limit parameter.
7.12
Serial Interface Parameters
The serial RS-232 interface parameters menu is indicated by,
SErIAL
Press "UP" to enter the menu. The serial interface parameters menu contains
parameters, which determine the operation of the serial interface. The parame-
ters in the menu are – baud rate, sample period, duplex mode, and linefeed.
Accept the new proportional band setting
Operating parameters menu
HL
Flashes
Current HL setting
New High Limit setting
Serial RS-232 interface parameters menu
and then displays the setting
7 Controller Operation
Controller Configuration
27
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