Estun pronet series, User Manual

Page: 34 / 193

ProNet Series AC Servo User's Manual
- 32 -
3.2.2 I/O Signal Names and Functions
„ Input Signals
Control
Mode
Signal
Name
Pin
No.
Function
Speed
Position
Torque
/S-ON 14 Servo ON: Turns the servomotor on.
/P-CON 15
Function selected by parameter.
Proportional
control reference
Switches the speed control loop from PI to P control when
ON.
Direction
reference With the internally set speed selection: Switch the rotation
direction.
Control mode
switching
Enables control mode switching.
Zero-clamp
reference Speed control with zero-clamp function: Reference speed is
zero when ON.
Reference pulse
block Position control with reference pulse: Stops reference pulse
input when ON.
P-OT
N-OT
16
17
Forward run
prohibited
Reverse run
prohibited
Overtravel prohibited: Stops servomotor when OFF.
/PCL
/NCL 41
42
Function selected by parameter.
Forward external
torque limit ON
Reverse external
torque limit ON
Current limit function enabled when ON.
Internal speed
switching With the internally set speed selection: Switches the internal
speed settings.
/ALM-RST 39 Alarm reset: Releases the servo alarm state.
DICOM 13 Control power supply input for I/O signals: Provide the +24V DC power supply
Speed
VREF+ 1
Speed reference input: ±10V.
VREF- 2
Position
PULS+ 30
Pulse reference input mode
：
Sign + pulse train
CCW + CW pulse
Two-phase pulse (90º phase differential)
PULS- 31
SIGN+ 32
SIGN- 33
PPI 34
Power supply input for open collector reference (2K Ω /0.5W resistor is built into the
servo drive).
/CLR 40
Positional error pulse clear input: Clear the positional error pulse during position
control.
SHOM - Homing trigger signal(effective at the rising edge),allocated by Pn509 or Pn510
ORG - Zero Position(effective at high level), allocated by Pn509 or Pn510
Torque
T-REF+ 26
Torque reference input: ±10V.
T-REF- 27