Terminals at the front of the ontroller b oard 6.13T
6.13.1.4 Square wave inremental eno der (X24, X25, Co ding E)
Figure 6.34: Square wave incremental encoder input
Pin no. Assignment
1 GND encoder supply
2 +5V encoder supply
3 RS422 track + ZERO
4 RS422 track - ZERO
5 RS422 track + B
6 Not assigned
7 RS422 track - A
8 RS422 track + A
9 RS422 track - B
10 Not assigned
11 Not assigned
12 +5V sense line
13 GND sense line
14 Not assigned
15 Not assigned
NOTE
The function of the encoder input is also then given, if the sense line is not connected. However
the operating voltage at the encoder must not imperatively be in the desired tolerance range.
Therewith there is not a hazard of the encoder, because independent of the sense cable there
is a feedback. A connection of the sense lines prefarebly closed to the encoder will help to
compensate the voltage drop via the cable. If the connection is not possible directly at the
encoder, the plug connection should be used, which is closest to the encoder.
Instrution Manual
b maXX
®
BM3400
95
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