ABB RTAC-01 - Page 23

Chapter 3 – Installation
RTAC-01 User’s manual 3-11
Figure 3-6 Wiring of pulse encoders with open emitter (sourcing) outputs.
Encoder output type: Open emitter (Sourcing)
Output pulse order in Forward rotation: 1, 2
(With encoders with 2 as the leading output,
1 and 2 should be wired to RTAC terminals B+ and A+ respectively)
1
2
1
0
0VVCC
2
RTAC
A+
A-
B+
B-
Z+
Z-
15V
24V
Encoder supply
voltage selection
(15 or 24 V)
1
2
3
4
5
6
SHLD
SHLD
7
8
V OUT
+15V
V IN
+24V
1
2
3
4
5
6
0 V
0 V
X2
24V: 1.8…2.2 kΩ
15V: 1.0…1.5 kΩ
0.5 W
X1