Comet MS6D, Инструкция по эксплуатации, Страница: 20 / 56

20 ie-ms2-MS6-10
Communication interface can be selected from data logger keyboard or by means of PC program.
In accordance with the way of work with data logger select most suitable way of its connection to
the computer:
a) data logger will be used as a portable device and to computer (e.g. notebook) will be connected
only time from time

use communication interface USB (up to 5m distance)
b) data logger is installed close to the computer

use communication interface USB up to 5m distance) or

use communication interface RS232 (up to 15m distance), if computer is equipped with this
interface
c) data logger is far from the computer

use communication interface RS485 (up to 1200m)

use Ethernet network

use connection via GSM modems
See Appendix No.3. for detailed description of connections, cables, accessories and settings.
Character of communication interfaces:
a)
communication interface RS232
–
connect data logger connector RS232C by cross-over RS232
cable of length up to 15 meters to computer communication port RS232C (COM port).
+ historical, but practically trouble-free communication interface
+ simple setting
- some newer computers are not equipped with this interface
b) communication interface USB - connect data logger communication interface USB by means of
USB cable A-B of length up to 5 meters to the computer communication port USB
+ practically all newer computers have this interface
+ relatively easy setting (similarly as RS232)