Hanna Instruments c 99 Manuel D’Utilisation

137

Excel

Lotus 1-2-3

TELIX

is registered Trademark of "Deltacomm"

Windows

and Windows Terminal

are registered Trademark of "Microsoft Co."

To connect your meter to the PC use the optional HI 920010
(available from your Hanna Dealer). Make sure that your meter is
switched off and plug the connectors, one into the meter RS 232C
socket, the other into the serial port of your PC.
Note: Cables other than HI 920010 may use a different configura-

tion, in which case, communication between the meter and
the PC may not be possible.

SETTING THE BAUD RATE

The transmission speed (baud rate) of the meter and the external
device must be identical. The meter is factory set to 2400.
If you wish to change this value, please contact your nearest Hanna
Center.

SENDING COMMANDS FROM PC

With terminal programs such as, for example, Telix

, Windows

Terminal

, it is possible to remotely control your Hanna Instruments

bench meter. Use HI 920010 cable to connect the meter to the 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 meter the scheme is:

This line makes the computer send a Data Link Escape character (/ or
?), the command expressed as a number or a 3-character sequence
and a CR character.
Note: Windows Terminal

and all the other terminal programs that

support the ANSI escape sequence, represent the DLE character
by the string ‘^P’ and the CR character by the string
‘^M’.

Type of Commands
/OFF - Turn the meter OFF
/PDR - Press Read Direct
/PTR - Press Timer
/PZR - Press Zero

INTERFACE WITH PC