2 safety function signal (cn8) names and functions, 2) output signals – Yaskawa Sigma-5 User Manual: Design and Maintenance - Rotary Motors - MECHATROLINK-II Communications Reference User Manual
Page 68
3.2 I/O Signal Connections
3-19
3
Wi
ring and
C
onne
ctio
n
(2) Output Signals
Note: The allocation of the output signals (/SO1 to /SO3) can be changed. For details, refer to 3.3.2 Output Signal Alloca-
tions.
3.2.2 Safety Function Signal (CN8) Names and Functions
The following table shows the terminal layout of safety function signals (CN8).
∗ Do not use pins 1 and 2 because they are connected to the internal circuits.
Signal
Pin No.
Name
Function
Refer-
ence
Section
ALM+
ALM-
3
4
Servo alarm output
signal
Turns OFF when an error is detected.
−
/BK+
(/SO1+)
/BK-
(/SO1-)
1
2
Brake interlock signal
Controls the brake. The brake is released when the signal
turns ON.
Allocation can be changed to general-purpose output signals
(/SO1+, /SO1-).
4.3.2
/SO2+
/SO2-
/SO3+
/SO3-
23
24
25
26
General-purpose
output signal
Used for general-purpose output.
Note: Set the parameter to allocate a function.
−
/COIN
/V-CMP
/TGON
/S-RDY
/CLT
/VLT
/WARN
/NEAR
Can be
allocated
Positioning comple-
tion
Speed coincidence
detection
Rotation detection
servo ready
Torque limit
Speed limit detection
Warning
Near
The allocation of an output signal to a pin can be changed in
accordance with the function required.
−
PAO
/PAO
17
18
Phase-A signal
Encoder output pulse signals for two-phase pulse train with
90
° phase differential
4.4.4
4.7.5
PBO
/PBO
19
20
Phase-B signal
PCO
/PCO
21
22
Phase-C signal
Origin pulse output signal
SG
16
Signal ground
Connects to the 0 V pin on the control circuit of the host con-
troller.
−
FG
Shell
Frame ground
Connected to frame ground if the shielded wire of the I/O sig-
nal cable is connected to the connector shell.
−
Signal Name
Pin No.
Function
/HWBB1+
4
Hard wire baseblock input 1
For hard wire baseblock input.
Baseblock (motor current off) when
OFF.
/HWBB1-
3
/HWBB2+
6
Hard wire baseblock input 2
/HWBB2-
5
EDM1+
8
Monitored circuit status output 1
ON when the /HWBB1 and the
/HWBB2 signals are input and the
SERVOPACK enters a baseblock state.
EDM1-
7
–
1
*
–
–
2
*
–