Communication; General Information; Elan Interface - Siemens ULTRAMAT 23 Series Equipment Manual

3.7

Communication

3.7.1

General information

The ULTRAMAT 23 offers the following communication options:
• ELAN interface (RS485)
• SIPROM GA
• PROFIBUS DP/PA
3.7.2

ELAN interface

ELAN interface
ELAN is a standard integrated serial interface (RS485) which allows communication with several
analyzers. It networks up to 12 analyzers.
The functional principle of the ELAN interface is shown in the following figure:
①
②
③
④
⑤
Figure 3-30
ULTRAMAT 23
Equipment Manual, 04/2022, A5E37100388-012
1
9
8
5
6
7
5
Computer
RS485 to RS232/USB/Ethernet converter
with connecting cable
RS485 bus connector with jumper
Analyzer
RS485 cable
Typical structure of an ELAN network (RS485)
2
3
4
⑥
RS485 bus connector
⑦
RS485 network
⑧
9-pin Sub-D plug
⑨
Optional: RS485 repeater
Description
3.7 Communication
59