YASKAWA SGDH - I;O Signal (CN1) Names and Functions

6 Wiring
6.3.5 I/O Signal (CN1) Names and Functions
6-14
6.3.5 I/O Signal (CN1) Names and Functions
(1) Input Signals
Signal Name Pin No. Function Refer-
ence
Common
/S
-
ON
40
Servo ON: Turns ON the servomotor when the gate block in the inverter is released.
8.3.1
/P
-
CON
41
Function selected by parameter.
−
Proportional control
reference
Switches the speed control loop from PI (proportional/
integral) to P (proportional) control when ON.
9.4.4
Direction reference With the internal set speed selected: Switch the rotation
direction.
8.8.2
Control mode
switching
8.10.1
8.10.2
Zero-clamp reference Speed control with zero-clamp function: Reference
speed is zero when ON.
8.5.6
Reference pulse block Position control with reference pulse stop: Stops reference
pulse input when ON.
8.6.7
P
-
OT
N
-
OT
42
43
Forward run
prohibited
Reverse run
prohibited
Overtravel prohibited: Stops servomotor when movable part
travels beyond the allowable range of motion.
8.3.3
/P
-
CL
/N
-
CL
45
46
Function selected by parameter.
−
Forward external
torque limit ON
Reverse external
torque limit ON
Current limit function enabled when ON.
8.9.2
Internal speed
switching
With the internal set speed selected: Switches the
internal speed settings.
8.8
/ALM
-
RST
44
Alarm reset: Releases the servo alarm state.
8.11.1
+24VIN
47
Control power supply input for sequence signals: Users must provide the +24 V
power supply.
Allowable voltage fluctuation range: 11 to 25 V
6.3.6
SEN
4 (2)
Initial data request signal when using an absolute encoder.
8.4.1
BAT (+)
BAT (-)
21
22
Connecting pin for the absolute encoder backup battery.
Do not connect when a battery is connected to the host controller.
8.4.1
6.2
Speed
V
-
REF
5 (6)
Speed reference speed input: ±2 to ±10 V/rated motor speed (Input gain can be
modified using a parameter.)
8.5.2
Torque
T
-
REF
9 (10)
Torque reference input: ±1 to ±10 V/rated motor torque (Input gain can be modified
using a parameter.)
8.7.2
Position
PULS
/PULS
SIGN
/SIGN
7
8
11
12
Reference pulse input
for only line driver
Input mode is set from the following pulses.
• Sign + pulse string
• CCW/CW pulse
• Two-phase pulse (90° phase differential)
8.6.1
CLR
/CLR
15
14
Positional error pulse clear input: Clears the positional error pulse during position
control.
8.6.1
PL1
PL2
PL3
3
13
18
+12 V pull-up power is supplied when PULS, SIGN, and CLR reference signals are
open-collector outputs (+12 V power supply is built into the SERVOPACK).
6.3.6
Position speed
Position
torque
Torque speed
Enables control mode switching.
↔
↔
↔