Siemens ULTRAMAT 23 - ELAN Interface

Description
3.7 Communication
ULTRAMAT 23
60 Manual, 3/2016, A5E37100388-003
3.7.3
ELAN interface
ELAN interface
ELAN is a standard integrated serial interface (RS 485) which allows communication with
several analyzers. You can network up to 12 analyzers.
The functional principle of the ELAN interface is shown in the following figure:
1
Computer
2
RS485 to RS232/USB/Ethernet converter with connecting cable
3
RS485 bus connector with jumper
4
Analyzer
5
RS485 cable
6
RS485 bus connector
7
RS485 network
8
9-pin Sub-D plug
9
Optional: RS485 repeater
Figure 3-25 Typical structure of an ELAN network (RS485)