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7.5
Port status
LED port indicator
Green LED
Yellow LED
Status indication is supported from 4
NOTICE
7.6
Technical specifications
Expansions ports RS485/RS422
Power supply
Environment
Standards
RS422/RS485 specifica-
tions (EN 1434)
7.7
Delivery identification
Trade name
XC-RS485/422
Figure 25: Example of expansion port RS485 label
Wieland Electric GmbH | BA000917 | 08/2021 (Rev. C)
Indicates data reception
Indicates data transmission
revision of boards.
th
External
Internal
Supply power
Supply current
Operating temperature
Storage temperature
Emission
Immunity
Safety
Max. devices (each 1,5 mA)
Max. bit rate
Short circuit strength
Max. total cable length (300Bd, 200nF/km)
Type name
XC-485-422
Expansion port RS485/RS422
+10 ... +30 V
+3.3 V
Max. 1 W
Max. 4 mA
-30 ... +60 °C
-30 ... +85 °C
EN 55022/B
ETS 300 342
EN 60950
256
38400 bps
Permanent
1200 m
Power supply
Internal or external supply
28
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