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15. ABSOLUTE POSITION DETECTION SYSTEM
15.8.3 MELSEC A1SD75
(1) Connection diagram
PULSE-
R
PULSE-
F
PGO
DOG
STOP
RDY
4
22
3
21
25
24
7
14
11
0
1
2
3
4
5
7
COM
8
9
A
B
C
D
E
F
COM
NC
NC
6
0
1
2
3
4
5
7
6
8
9
A
B
A1SD75-P
A1SY40
A1SX40
A1SCPU
A1S62P
Power
supply
INPUT
AC100/200
COM1
COM2
PLS 12
RLS 13
CHG 15
START 16
35
36
INPS 8
26
5CLEAR
23
PLS COM
19
PLS COM
20 SD
LG
NP
NG
PP
PG
LZR
LZ
SG
COM
RD
INP
CR
SG
9
19
18
8
10
20
5
15
13
3
12
2
1
Plate
5
8
9
14RES
ABSR
SON
ABSM
4
19
6
18ALM
15EMG
16LSP
17LSN
3
13
10
20SG
SG
VDD
COM
24
24G
FGLG
Servo amplifier
CN1B
CN1A
JOG
JOG
Alarm reset
Emergency stop
Servo-on
Home position return
Operation mode I
Operation mode II
Position start
Position stop
DO1
ABS data bit 1/zero speed
Readying to send data/Torque limiting
Trouble
Upper limit
Lower limit
ZSP
TLC
III
OFF OFF
OFF ON
ON OFF
ON ON
JOG
(Note 3)
Operation
mode
Operating
status
Home
position
return
Positioning
Servo-on
ABS transfer mode
ABS request
Alarm reset
Electromagnetic
brake output
(Note 4)
Servo alarm
ABS communication error
ABS checksum error
(Note 2)
(Note 1)
Proximity signal
ABS data bit 0/Positioning completion
Servo ready
Positioning completion
COMMON
COMMON
COMMON
COMMON
(Note 2)
(Note 6)
(Note 5)
600mA
RA2
(Note 6)