Frequency characteristics400Hz (at J
Torque control accuracy (reproducibility)±2%
Performance
Soft start time setting0 to 10s (acceleration, deceleration can each be set.)
Speed
reference
input
Torque
reference
input
Speed/torque control mode
Input signal
Contact
speed
reference
Bias Setting0 to 450 min-1 (setting resolution: 1 min-1)
Feed forward compensation0 to 100 % (setting resolution: 1%)
Position completed width setting0 to 250 command units (setting resolution: 1 command unit)
Performance
Command
pulse
Position control mode
Control signalClear signal (input pulse is same as reference pulse)
Input signal
Position signal outputA-phase, B.phase, C-phase, (S-phase): line driver output S-phase is for absolute encoder only.
Sequence input signalServo ON, P control (or control mode switching, zero clamp, command pulse inhibit), forward/reverse run
Communications InterfaceDigital operator (hand- held type), RS-422 port for PCs, etc. (RS-232C ports under some conditions)
Auto tuning functionPosition speed loop gain and integral time constant can be automatically set.
Dynamic brake (DB)Operates during main power OFF, servo alarm, servo OFF or overtravel
Regenerative processingRegenerative resistor externally mounted (option)
Overtravel (OT) prevention functionDB stop, deceleration stop or coast to stop during P-OT, N-OT operation
Encoder divider functionOptional division possible
Electronic gearing0,01< A/B<100
Internal speed setting function3 speeds may be set internally
Integrated functions
Protective functionsOvercurrent, overvoltage, insufficient voltage, overload, main circuit sensor error, heatsink overheat, power phase
Analog monitor functions for supervisionIntegrates analog monitor connectors for supervision of the speed and torque reference signals, etc.
Display functionsCHARGE, POWER, 7-segments LEDx5
OthersReverse connection, zero search, automatic motor discrimination function, and DC reactor connection terminal
Load varianceDuring 0 to 100% load ±0.01% max. (at rated speed)
Voltage varianceRated voltage ±10%: 0% (at rated speed)
Temperature variance25 ±25 °C: ±0.1 % max (at rated speed)
Reference voltage±6VDC (forward motor rotation if positive reference) at rated speed: Set at delivery
Input empedanceApprox. 14 kΩ
Circuit time constantReference voltage±3 VDC (forward rotation if positive reference) at rated speed: Set at delivery
Imput impedanceApprox. 14 KΩ
Circuit time constantApprox. 47 µs
Rotation direction selection With P control signal
Speed selectionWith forward/reverse current limit signal (speed 1 to 3 selection), servo motor stops or another control method is
Input pulse typeSign + pulse train, 90° phase displacement 2-phase pulse (A-phase+ B-phase) or CCW/CW pulse train
Input pulse formLine driver (+5 V level) , open collector (+5 V or +12 level)
Input pulse frequency0 to 500 Kpps (200 Kpps max. at open collector)
1:N communicationsN may equal up to 14 when an RS-422A port is used.
Axis address settingSet by user setting
FunctionsStatus display, user constant setting monitor display, alarm traceback display, JOG run /autotuning operations,
PROFIBUS(Only models with PROFIBUS) PROFIBUS DP slave, node address 0-125 set by rotary switches, baud rate from
Variable setting range: ±2 to ±10 VDC at rated speed/ max. input voltage: ±12 V
Variable setting range ±1 to ±10 VDC at rated torque reference
It is possible to output three types of signals form among: positioning complete (speed agree), motor rotation,
servo ready, current limit, speed limit, brake release, warning, NEAR, and zero point pulse signal
CompoWay/F protocol is supported on firmware version "3.20C" and higher
and graphing functions for speed/torque command signal, etc
9.6 kbps to 12 Mbps. LED Indicators: Bus failure and system failure
loss, overflow, overspeed, encoder error, runaway, CPU error, parameter error, etc.
(Integrated digital operator function, not available in models with PROFIBUS)
for high frequency power suppression function (except: 6 to 15 kW)
= JM)
L
I/O specifications
Terminal specifications
SymbolNameFunction
L1, L2 or
L1, L2, L3
UServo motor connection terminalRedTerminals for outputs to the servo motor.
VWhite
WBlue
L1C, L2C Control power input terminalAC power input terminals for the control circuit.
B1, B2 or
B1, B2, B3
⊕1, ⊕2DC reactor connection terminal for sup-
⊕Main circuit DC output terminal (+)Normally, not connected.
Main circuit AC input terminalAC power input terminals for the main circuit
Frame groundGround terminal. Ground to a maximum of 100 Ω. (class 3)
Main circuit DC output terminal5 kW or less: Connect an external regenerative resistor if regenerative energy is high.
pressing power supply harmonic waves
Main circuit DC output terminal (n-)Normally, not connected.
5.5 kW: There is no internal regenerative resistor. Be sure to connect an external regenerative resistor unit.
Normally, short ⊕1 and ⊕2. If a countermeasure against power supply harmonic waves is needed,
connect a DC reactor between ⊕1 and ⊕2.
This terminal exists on the servo drives with a capacity opf 6.0 kW or higher only.
124AC servo systems
Encoder connector (CN2)
PinSymbolFunction
1, 2, 3PPG0VEncoder power supply GND
4, 5, 6PPG5VEncoder power supply +5 V
7-8PS+Encoder serial signal input
9PS−Encoder serial signal input
10SePG5VSerial encoder power supply +5 V (Sigma-II)
11SePG0VSerial encoder power supply GND (Sigma-II)
12BAT+Battery + (used only with absolute encoder)
13BAT-Battery - (used only with absolute encoder)
14PC+Encoder + C-phase input
15PC−Encoder − C-phase input
16A+Encoder + A-phase input
17A−Encoder − A-phase input
18B+Encoder + B-phase input
19B−Encoder − B-phase input
20-ShellFGCable shield ground
I/O signals (CN1) - input signals
Pin No.Signal NameFunction
40Common/S-ONServo ON: Turns ON the servo motor when the gate block in the inverter is released.
41/P-CONFunction selected by parameter.
42
43
45
46
44/ALM-RSTAlarm reset: releases the servo alarm state.
47+24VINControl power supply input for sequence signals: users must provide the +24 V power supply.
4 (2)SENInitial data request signal when using an absolute encoder.
21
22
5 (6)SpeedV-REFSpeed reference speed input: ±2 to ±10 V/rated motor speed (input gain can be modified using a parameter.)
9 (10)TorqueT-REFTorque reference input: ±1 to ±10 V/rated motor torque (input gain can be modified using a parameter.)
7
8
11
12
15
14
3
13
18
Position PULS
P-OT
N-OT
/P-CL
/N-CL
BAT (+)
BAT (-)
/PULS
SIGN
/SIGN
CLR
/CLR
PL1
PL2
PL3
Proportional control referenceSwitches the speed control loop from PI (proportional/ integral) to P (proportional)
Direction referenceWith the internal set speed selected: switch the rotation direction.
Control mode
switching
Zero-clamp referenceSpeed control with zero-clamp function: referencevspeed is zero when ON.
Reference pulse blockPosition control with reference pulse stop: stops reference pulse input when ON.
Forward run prohibited
Reverse run prohibited
Function selected by parameter.
Forward external torque limit ON
Reverse external torque limit ON
Internal speed switchingWith the internal set speed selected: switches the internal speed settings.
Allowable voltage fluctuation range: 11 to 25 V
Connecting pin for the absolute encoder backup battery.
Do not connect when a battery is connected to the host controller.
Reference pulse input
for line driver only
Positional error pulse clear input: clears the positional error pulse during position control.
+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).
control when ON.
↔
Positionspeed
↔
Position
Torquespeed
Overtravel prohibited: stops servo motor when movable part travels beyond the
allowable range of motion.
Current limit function enabled when ON.
Input mode is set from the following pulses.
Sign + pulse string
CCW/CW pulse
Two-phase pulse (90° phase differential)
torque
↔
Enables control mode switching.
Note: 1. Pin numbers in parentheses () indicate signal grounds.
2. The functions allocated to /S-ON, /P-CON. P-OT, N-OT, /ALM-RST, /P-CL, and /N-CL input signals can be changed by using the
parameters.
3. The voltage input range for speed and torque references is a maximum of ±12 V.
XtraDrive125
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