7.9.5 Incremental TTL Encoder with Index
Connecting an incremental TTL encoder with index channel via EncIn0
and EncIn1.
NOTICE
The source for position latch during homing can be cho-
sen between ChZ (RS-422) or EncIo2/3 in the software.
Pin Layout X20/X21
Pin Name
Encoder
15-pin female
D-Sub socket
female D-Sub socket
1
+5VDC
Encoder Supply
2
n.c.
- (do not connect)
3
n.c.
- (do not connect)
4
ChZ+
Index channel positive, RS-422 input
5
n.c.
- (do not connect)
6
Gnd
Encoder Ground
7
n.c.
- (do not connect)
8
n.c.
- (do not connect)
9
ChZ-
Index channel negative, RS-422 input
10
n.c.
- (do not connect)
11
EncIn0
Channel A
12
EncIn1
Channel B
13
EncIn2
TTL Level Input No. 2 (max 5VDC Input)
14
EncIn3
TTL Level Input No. 3 (max 5VDC Input)
15
Gnd
Signal Ground
Table 26: Pin out used for the incremental TTL encoder.
HWTSD80-TSD130_4_HardwareManual_EP006
2022-01-27
40/49
Figure 21: Encoder jacks
(X20,X21).
5
10
15
1
6
11
