YASKAWA SGDV SERVOPACK - Page 71

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3 Wiring and Connection
3.2.1 I/O Signal (CN1) Names and Functions
3-18
Note: Pin numbers in parentheses () indicate signal grounds.
(2) Output Signals
Note 1. Pin numbers in parentheses () indicate signal grounds.
2. The functions allocated to /TGON, /S-RDY, and /V-CMP (/COIN) output signals can be changed by using the
parameters. Refer to 3.3.2 Output Signal Allocations for details.
Position
PULS
/PULS
SIGN
/SIGN
7
8
11
12
Input pulse modes: Select one of them.
• Sign + pulse train
• Forward + Reverse pulse train
• Two-phase pulse train with 90 phase
differential
5.4.1
CLR
/CLR
15
14
Clears position error during po
sition control. 5.4.2
Force T-REF 9 (10) Inputs force reference. Input
voltage range:  12 V max.
5.5.1
5.8.3
5.8.5
(cont’d)
Control
Method
Signal
Name
Pin No. Function
Refer-
ence
Section
Control
Method
Signal
Name
Pin No. Function
Refer-
ence
Section
Common
ALM+
ALM-
31
32
Servo alarm: Turns OFF when an error is detected. 5.10.1
/TGON+
/TGON-
27
28
Detection during servomotor movement: T
urns ON when the servomo-
tor is moving at a speed higher than the motor speed setting.
5.10.3
/S-RDY+
/S-RDY-
29
30
Servo ready: Turns ON when the SERVOPACK is ready to accept the
servo ON (/S-ON) signal.
5.10.4
PAO
/PAO
33
34
Phase-A signal
Encoder output pulse signals f
or two-phase pulse
train with 90 phase differential
5.3.6
5.9.2
PBO
/PBO
35
36
Phase-B signal
PCO
/PCO
19
20
Phase-C signal Origin pulse output signal
ALO1
ALO2
ALO3
37 (1)
38 (1)
39 (1)
Alarm code output: Outputs 3-bit alarm codes. 5.10.1
FG Shell
Connected to frame ground if the shielded wire of
the I/O signal cable is
connected to the connector shell.

/CLT
/VLT
/BK
/WARN
/NEAR
/PSELA
Signals
t
hat can
be allo-
cated
The following output signals can be
changed to allocate functions: 
/TGON, /S-RDY, and /V-CMP (/COIN).
5.4.3
5.4.7
5.5.4
5.8.5
5.10.2
Speed
/V-CMP+
/V-CMP-
25
26
If speed control is selected, the signal turns ON when the motor speed is
wit
hin the setting range and it matches the reference speed value.
5.3.8
Position
/COIN+
/COIN-
25
26
If position control is selected, the
signal turns ON when the number of
position error reaches the value set.
5.4.6
PL1
PL2
PL3
3
13
18
Output signals of power supply
for open-collector reference 3.4.1
Reserved 
16
17
23
24
48
49
50
Do not use these pins. 