4.5 I/O Signal Connections
4.5.1 I/O Signal Connector (CN1) Names and Functions
4
Wiring and Connecting SERVOPACKs
4-35
Output Signals
Default settings are given in parentheses.
* You can change the allocations. Refer to the following section for details.
6.1.2 Output Signal Allocations on page 6-6
Signal Pin No. Name Function Reference
ALM+ 3
Servo Alarm Output Turns OFF (opens) when an error is detected.
page 6-8
ALM- 4
/SO1+
*
(/BK+)
1
General-purpose
Sequence Output 1
(Brake Output)
You can allocate the output signal to use with
a parameter.
(Controls the brake. The brake is released
when the signal turns ON (closes).)
page 5-32
/SO1-
*
(/BK-)
2
/SO2+* 23
General-purpose
Sequence Output 2
Used for general-purpose outputs.
Set the parameters to allocate functions.
−
/SO2-* 24
/SO3+* 25
General-purpose
Sequence Output 3
/SO3-* 26
PAO 17
Encoder Divided Pulse
Output, Phase A
Output the encoder divided pulse output sig-
nals with a 90° phase differential.
page 6-33
page 6-43
/PAO 18
PBO 19
Encoder Divided Pulse
Output, Phase B
/PBO 20
PCO 21
Encoder Divided Pulse
Output, Phase C
Outputs the origin signal once every encoder
rotation.
/PCO 22
SG 16 Signal ground This is the 0-V signal for the control circuits. −
FG Shell Frame ground
Connected to the frame ground if the shield of
the I/O Signal Cable is connected to the con-
nector shell.
−
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