turck BL20 Series - 12.1.4 Wiring diagram

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12.1.4 Wiring diagram
Connection options for pulse generators
Fig. 253: Wiring diagram BL20-S4x-SBBS
Connector Count direction
Pulse generator without
direction indicator
24 VDC count pulses at terminal 11 Up
Pulse generator with
direction signal
24 VDC count pulses at terminal 11
and 24 V DC direction at terminal 21
Up, down
Pulse generator with 2
90° offset spur lines
Channel A at terminal 11 and chan-
nel B at terminal 21
Up, down
23
22
21
13
12
11
2414
+
–
pulse input alignment
input
Count input A
or
S
L
N
Count input B
or
S