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Chapter 2
2-67
Standard Models and Specifications
●
Terminal Block Connection
1. RS-422 Connector
2. Screwless Clamp Terminal Blocks
Use the screwless clamp terminal blocks to wire controller general-purpose I/O and Servo Driver
control signals.
Upper Terminal Block Pin Arrangement
Connect to an RS-422 line.
Pin No.
Signal name
1
TXD
−
2
TXD+
3
---
4
---
5
---
6
RXD
−
7
---
8
RXD+
9
---
Shell
FG
60
Upper terminal block
Lower terminal block
0
79
19
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
0 1 2 3 4 5 6 7 8 9
Signal name
Signal name
5
V (See note 1.)
Latch signal input 1
Latch signal input 2
CNT1 A phase LD
+ input
CNT1 B phase LD
+ input
Ser
v
o Dr
iv
er #1
Z phase LD+ output
V
oltage input (+)
Ser
v
o Dr
iv
er #1 ALM
---
IN4
IN5
IN6
IN7
---
Ser
v
o Dr
iv
er #1 R
UN
Ser
v
o Dr
iv
er #1
RESET
Ser
v
o Dr
iv
er #1
ECRST
---
TXD+
RXD+
No.
No.
60
61
62
63
Latch signal 1
common (0
V)
Latch signal 2
common (0
V)
CNT1 A phase LD
−
CNT1 B phase LD
−
Ser
v
o Dr
iv
er #1
Z phase LD
−
V
oltage input (
−
)
Common (0
V)
---
Common (0
V)
Common (0
V)
Common (0
V)
Common (0
V)
---
TXD
−
RXD
−
OUT0
OUT1
OUT2
OUT3
0 V
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
Summary of Contents for SMARTSTEP A Series
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