3.2 I/O Signal Connections
3.2.2 I/O Signal Connector (CN1) Pin Arrangement
3-7
3
Wiring and Connecting
S
ER
VOP
ACK
s
3.2.2
I/O Signal Connector (CN1) Pin Arrangement
The following figure gives the pin arrangement of the of the I/O signal connector (CN1) for the
default settings.
The above view
is from the direc-
tion of the follow-
ing arrow without
the connector
shell attached.
1
SG
Signal
Ground
26
/SO1-
(/COIN-)
General-
purpose
Sequence
Output 1
2
SG
Signal
Ground
27
/SO2+
(/S-RDY+)
General-
purpose
Sequence
Output 2
3
PL1
Open-Collec-
tor Power
Supply Out-
put for Refer-
ence Pulses
28
/SO2-
(/S-RDY-)
General-
purpose
Sequence
Output 2
4
SEN
Absolute
Data
Request
Input
(SEN)
29
/SO3+
(/BK+)
General-
purpose
Sequence
Output 3
5
V-REF
Speed Refer-
ence Input
30
/SO3-
(/BK-)
General-
purpose
Sequence
Output 3
6
SG
Signal
Ground
31
ALM+
Servo
Alarm
Output
7
PULS
Pulse Refer-
ence Input
32
ALM-
Servo
Alarm
Output
8
/PULS
Pulse Ref-
erence
Input
33
PAO
Encoder
Divided
Pulse
Output,
Phase A
9
T-REF
Torque Refer-
ence Input
34
/PAO
Encoder
Divided
Pulse
Output,
Phase A
10
SG
Signal
Ground
35
PBO
Encoder
Divided
Pulse
Output,
Phase B
11
SIGN
Sign of Refer-
ence Input
36
/PBO
Encoder
Divided
Pulse
Output,
Phase B
12
/SIGN
Sign of
Refer-
ence
Input
37
/POUT0
Program-
mable
Output
13
PL2
Open-Collec-
tor Power
Supply Out-
put for Refer-
ence Pulses
38
/POUT1
Program-
mable
Output
14
/SI8
(/DEC)
General-
purpose
Sequence
Input 8
39
/POUT2
Program-
mable
Output
15
SI8
(DEC)
General-pur-
pose
Sequence
Input 8
40
/SI0
(/S-ON)
General-
purpose
Sequence
Input 0
16
–
–
41
/SI3
(MODE0/1)
General-
purpose
Sequence
Input 3
17
–
–
42
/SI1
(/START-
STOP)
General-
purpose
Sequence
Input 1
18
PL3
Open-
Collector
Power
Supply
Output for
Refer-
ence
Pulses
43
/SI2
(/JOGP)
General-
purpose
Sequence
Input 2
19
PCO
Encoder
Divided Pulse
Output,
Phase C
44
/SI4
(/JOGN)
General-
purpose
Sequence
Input 4
20
/PCO
Encoder
Divided
Pulse
Output,
Phase C
45
/SI5
(/JOG0)
General-
purpose
Sequence
Input 5
21
BAT+
Battery for
Absolute
Encoder (+)
46
/SI6
(/PGM-
RES)
General-
purpose
Sequence
Input 6
22
BAT-
Battery
for Abso-
lute
Encoder
(-)
47
+24VIN
Sequence
Input Sig-
nal Power
Supply
Input
23
–
–
48
PSO
Absolute
Encoder
Position
Output
24
–
–
49
/PSO
Absolute
Encoder
Position
Output
25
/SO1+
(/COIN+)
General-pur-
pose
Sequence
Output 1
50
TH
Overheat
Protec-
tion Input
Pin 26
Pin 27
Pin 1
Pin 2
Pin 24
Pin 25
Pin 50
Pin 49