Siemens SIMATIC TI505 Instrukcja Obsługi Strona 47

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Installing the Module
2-8
High Speed Counter Encoder Module User Manual
Wiring the Module (continued)
Figure 2-6
shows an example of wiring differential line drive inputs.
A+
A–
Input
Encoder
Module
OCI
Constant
current
load
Input
OCI
On
+
_
Figure 2-6 Differential
Line Drive
T
able 2-2
Featur
es of Electronic Drives
Open Collector or Single-Ended Differential Drives
5 to 24 V
Source or sink
Polarity selection
Multiple input drive capability
Can drive long cable lengths
Normally 5 V
Polarity selection
Voltage and current ratings may
not drive input.
Active on and off drive
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