Fieldbus Systems; Canopen - Leuze electronic MA 235i Operating Instructions Manual

Service interface
The service interface can be accessed once the MA
and features a 9-pin Sub-D connector (male). A crossed RS 232 connection cable is required
to make the RxD, TxD and GND connections.
PC/terminal
COM interface
Figure 4.3:
Attention!
For the service PC to function, the RS 232 parameters must be the same as those of the
MA. The Leuze standard setting of the interface is 9600bd, 8N1 and STX, data, CR, LF.
4.5

Fieldbus systems

Various product variants of the MA
fieldbus systems such as PROFIBUS DP, PROFINET-IO, DeviceNet, CANopen and Ethernet
or EtherCAT.
4.5.1

CANopen

General information on CANopen
PLC
Figure 4.4:
Leuze electronic
2 RxD
3 TxD
5 GND
Connecting the service interface to a PC/terminal
Terminator
Bus topology
235i
2xxi series are available for connecting to different
Tap
Drop
Line
MA 235i
Device description
housing cover has been removed
MA 235i
Service interface
RxD 2
TxD 3
GND 5
Trunk Line
Terminator
17