5-17
j
CN2: Encoder Input Specifications
Pin No.
Signal name
Function
Interface
1, 2, 3
E0V
Encoder power supply GND
Power supply outlet for encoder: 5 V, 350 mA
4, 5, 6
E5V
Encoder power 5 V
y
,
7
NC
Not used
Do not connect.
8, 9
NC
Not used
Do not connect.
10, 11
NC
Not used
Do not connect.
12, 13
NC
Not used
Do not connect.
14
S+
E S-phase input
Line driver input (conforming to EIA-RS422A)
(I
i
d
)
15
S–
Encoder – S-phase input
(
g
)
(Input impedance: 220
Ω
)
16
A+
E A-phase input
Line driver input (conforming to EIA-RS422A)
(I
i
d
)
17
A–
Encoder – A-phase input
(
g
)
(Input impedance: 220
Ω
)
18
B+
E B-phase input
Line driver input (conforming to EIA-RS422A)
(I
i
d
)
19
B–
Encoder – B-phase input
(
g
)
(Input impedance: 220
Ω
)
20
(see note)
FG
Shielded ground
Cable shielded ground
Note Pin 20 is not used on models conforming to EC Directives. Instead, connect the cable shield to the
connector plug and ground it directly using a clamp.
D
Connectors Used (20P)
Tyco Electronics AMP
Receptacle at Servo Driver
178239-2
Sumitomo 3M
Soldered plug at cable side
10120-3000VE
Case at cable side
10320-52A0-008
D
Pin Arrangement
2
E0V
4
E5V
8
10
NC
1
E0V
3
E0V
7
NC
9
12
14
S+
16
A+
11
NC
13
17
A–
15
S–
6
E5V
5
E5V
18
B+
20
FG
(see
note)
19
B–
Encoder
power sup-
ply GND
Encoder
power sup-
ply +5 V
Encoder
power sup-
ply +5 V
Encoder
power sup-
ply GND
Encoder
power sup-
ply +5 V
Encoder
power sup-
ply GND
Encoder
+ S-phase
input
Encoder
+ A-phase
input
Encoder
+ B-phase
input
Frame
ground
Encoder
– S-phase
input
Encoder
– A-phase
input
Encoder
– B-phase
input
NC
NC
NC
NC
Note Pin 20 is not used with models conforming to EC Directives
D
Encoder Pulse Input Signals (A-, B-, S-phase)
Inputs signals output from the Servomotor encoder. In S-phase, servo sensor U-, V-, W-, and Z-phase
are transmitted according to A- and B-phase logic.
Specifications
Chapter 5
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