116 FLOWSIC100 Flare-XT · Operating Instructions · 8023761/V 1-0/2020-10 · © SICK Engineering GmbH
Installation Interface Unit
6.5.9
Switching (Open Collector - Namur) on digital modules
Figure 70 DO circuitry (Open Collector - Namur)
6.5.10
Termination resistors of serial RS485 lines
For all three serial RS485 lines, termination resistors can be optionally connected via
switches (Term-1...3).
The termination network is structured as follows:
Fig. 71 Termination
NOTICE:
Electrical parameters, see Technical Data,
p. 158, §12.3 “Digital outputs”.
„OPEN COLLECTOR“ „NAMUR“
1 k
1 k
10 k
U
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