Hanna Instruments HI 121 - Manual (Page 45)

45
PC INTERFACE
Data transmission from the instrument to the PC can be done with the
HI 92000 Windows
® compatible software (optional). HI 92000 also
offers graphing and on-line help feature.
Data can be exported to the most popular spreadsheet programs for further
analysis.
To connect your instrument to a PC, use the optional Hanna HI 920010
cable connector. Make sure that your instrument is switched off and plug
one connector to the instrument RS232C socket and the other to the serial
port of your PC.
Notes: • Other cables than HI 920010 may use a different configuration.
In this case, communication between instrument and PC may
not be possible.
• If you are not using Hanna Instruments HI 92000 software,
please see the following instructions.
SENDING COMMANDS FROM PC
It is also possible to remotely control the instrument with any terminal
program. Use HI 920010 cable to connect the instrument to a PC, start the
terminal program and set the communication options as follows: 8, N, 1, no
flow control.
COMMAND TYPES
To send a command to the instrument the scheme is:
where: is a selectable ASCII character
between 0 and 47 (default 16).
is the command code.
Note: Either small or capital letters can be used.
SIMPLE COMMANDS
CHN Is equivalent to pressing CHANNEL
MOD Is equivalent to pressing MODE
CAL Is equivalent to pressing CAL
CFM Is equivalent to pressing CFM
UPC Is equivalent to pressing the UP arrow key
DWC Is equivalent to pressing the DOWN arrow key
LOG Is equivalent to pressing LOG
RCL Is equivalent to pressing RCL
ALG Is equivalent to pressing AutoLOG