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Press “SET” to set the BAUD rate to the new value or “EXIT” to abort the op
-
eration and skip to the next parameter in the menu.
8.11.3.2 Sample Period
The sample period is the next parameter in the serial interface parameter menu.
The sample period is the time period in seconds between temperature measure
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ments transmitted from the serial interface. For example, if the sample rate is
set to 5, the instrument transmits the current measurement over the serial inter
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face approximately every five seconds. The automatic sampling is disabled with
a sample period of 0. The sample period is indicated by,
SAmPLE
Serial sample period parameter
Press “SET” to choose to set the sample period. The current sample period
value will be displayed.
SA= 1
Current sample period (seconds)
Adjust the value with “UP” or “DOWN” and then use “SET” to set the sample
rate to the displayed value.
SA= 60
New sample period
8.11.3.3 Duplex Mode
The next parameter is the duplex mode. The duplex mode may be set to full du-
plex or half duplex. With full duplex any commands received by the calibrator
via the serial interface are immediately echoed or transmitted back to the device
of origin. With half duplex the commands are executed but not echoed. The du
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plex mode parameter is indicated by,
dUPL
Serial duplex mode parameter
Press “SET” to access the mode setting.
dUP=FULL
Current duplex mode setting
The mode may be changed using “UP” or “DOWN” and pressing “SET”.
dUP=HALF
New duplex mode setting
8.11.3.4 Linefeed
The final parameter in the serial interface menu is the linefeed mode. This pa
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rameter enables (on) or disables (off) transmission of a linefeed character (LF,
ASCII 10) after transmission of any carriage-return. The linefeed parameter is
indicated by,
40 Hart Scientific
8 Controller Operation