Elemer RMT 49D - Page 13

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- press the button "^" for exit in the basic menu or «PGM» for exit from the menu.
5.1.9. The module of the interface is intended for an exchange of the data between RMT and
computer.
The interface allows to read out from RMT current measured significance and settings
significance with the help of the program "RMT49D.exe".
Under the electrical characteristics the interface represents a modified variant of the interface
RS 232. Possible variants of RMT connection to the computer are represented in fig. 5.1.
Multichannel technological registrars RMT 49D/RS.
Circuits diagrams of connections with the computer
3-wire connections. Up to 10 RMT can be connected to one computer. The communication
line length is up to 15 m.
Two-wire connections. Up to 100 RMT can be connected to one computer. The
communication line length is up to 1500 m
NB. Interface converter ПИ 232 and DDE exchange driver IRT1730.exe can be delivered
by separate order.
Fig. 5.1
TXD
RXD
GND
3
2
5
RMT
RXD
TXD
GND
2
3
5
computer
TXD
RXD
GND
3
2
5
RMT
RXD
TXD
GND
2
3
5
computer
TXD
RXD
GND
3
2
5
RMT
TXD
RXD
GND
3
2
5
RMT
L
L
GND
1
2
4
ПИ 232
TXD
RXD
GND
3
2
5
GND
3