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MELSEC-F Series Positioning Contro (SSCNET)

MELSEC-F Series Positioning Contro (SSCNET)

SSCNET III compatible positioning block FX3U-20SSC-H.
[Features]
・ By supporting SSCNET III, positioning control with excellent cost performance, high speed, high accuracy, and excellent noise resistance has been realized
・ Various functions that are easier to use, such as labor-saving wiring using optical fiber cables and real-time monitoring of servo information can support various positioning controls
・ It supports high resolution encoders of MR-J3 and MR-J4 servo motors, and pulse rate setting of 262,144 PLS/rev is possible
・ It is effective for high accuracy control and low speed stability
・ High-speed serial communication with high synchronization of SSCNET III has realized highly accurate control between 2 axes
・ You can make parameter setting and table operation setting easily by using the setting software
・ Long distance connection is possible up to 50 m between servo stations
・ The table operation function contributes to significant reduction in program development labor-hours
・ Speed change and target position change are possible during positioning
・ Override function (It can change the operating speed easily to the specified rate)
・ Various origin return modes (DOG type / data set type / stopper type)
・ 1 PLS command function enables fine inching
・ It has a constant change function of torque limit value
・ Manual pulsar input up to 100 kHz

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Part Number

Configured Part Number is shown.

FX3U-20SSC-H

Positioning Block FX3U-20SSC-H Features

The SSCNET III-compatible block allows to easily build a high-speed, high-precision positioning system in combination with MR-J3/MR-J4 Servo Motors.
Up to 2 servo amplifiers can be connected using optical fiber cables.
The setup software makes parameter setting and table operation setup easy.

Positioning Block FX3U-20SSC-H Drawing

FX3U-20SSC-H

FX3U-20SSC-H

FX2NC-100MPCB Model Power Cable included.
Can be mounted on a 35-mm wide DIN rail.

Positioning Block FX3U-20SSC-H Performance Specifications

Number of Control Axis2 axes (independent/simultaneous)
Interpolation Function2-axis linear interpolation, circular interpolation
Pulse Output SystemSSCNETIII
Maximum Frequency50 MHz
Acceleration/Deceleration ProcessingAutomatic trapezoidal acceleration/deceleration, approximate sigmoid acceleration/deceleration
Single Control UnitPulse, μm, 10-4 inch, mdeg
Positioning Range-2,147,483,648 to +2,147,483,647 pulses
-2,147,483,648 to +2,147,483,647 [× (position data multiplier) μm]
-2,147,483,648 to +2,147,483,647 [× (position data multiplier) ×10-4 inches]
-2,147,483,648 to +2,147,483,647 [× (position data multiplier) mdeg]
The position data multiplier can be set to ×1, ×10, ×102or ×103using a parameter.
A desired value can be set in a range of -2,147,483,648 to +2,147,483,647 in equivalent pulses.
Programming LanguageSequence program (BFM can be specified directly using an operand of a FROM/TO command or other applied command.)
The table operation setup data (table information) can be set by FX Configurator-FP model setting / monitoring tool.
Position Data1 point (set by the sequence program)
If table operation is performed, 300 points can be set for each of the X-axis, Y-axis and XY-axis (in a table).
Manual Pulsar ConnectionConnectable (Differential line driver)
Absolute Position Detection (ABS Current Position Read)Set by parameters
Number of Occupied Input/Output8 sequencer input/output points are occupied (can be counted either on the input side or output side)
Applicable SequencerFX3U, FX3UC
"Connecting to a connector-type sequencer"
Connecting to an FX3UC requires an FX2NC-CNV-IF or FX3UC-1PS-5V.
Weight0.3 kg
Power Supply Specifications
Power Supply Voltage5 V DC, 100 mA (internal power supply from sequencer)
24 V DC +20% -15%, ripple (p-p) within 5% (external power supply)
Allowable Momentary Power Outage DurationOperation will continue following a momentary power failure of 5 ms or less
Power Consumption5 W (220 mA / 24 V DC)
Power Supply Fuse1 A
Input Specifications
Control InputControl input: 2 points per axis (DOG, START)
Interrupt input: 2 points per axis (INT0, INT1)
Manual pulsar input: 1 point per axis (øA, øB)
Input Signal VoltageDOG, START, INT0, INT124 V DC +20% -15%
øA, øB3 V DC to 5.25 V DC
Input Signal FormatDOG, START, INT0, INT1Dry contact input
For sink input: NPN open collector transistor
For source input: PNP open collector transistor
øA, øBDifferential line driver (AM26LS31 or equivalent)
Input Signal CurrentDOG, START, INT0, INT17.0 mA ±1 mA
øA, øB3.0 mA to 8.5 mA
Input ON SensitivityDOG, START, INT0, INT14.5 mA or more
øA, øB3.0 mA or more
Input OFF SensitivityDOG, START, INT0, INT11.5 mA or less
øA, øB0.5 mA or less
Input Loading SpeedDOG, START, INT0, INT1Hardware filter 1 ms or less
øA, øB2-phase pulse 100 kHz or less (duty 50%)
Circuit InsulationOpto-isolator insulation
Operation DisplayThe LED lights up when the input is ON

Positioning Block FX3U-20SSC-H General Specifications

Ambient Temperature0 to 55°C: When operating, -25 to 75°C: When saving
Relative Humidity5 to 95% RH (no condensation): when operating
Vibration ResistanceWhen Mounting to DIN RailFrequency: 10 to 57 HzSingle amplitude: 0.035 mm, 10 times in each direction of X, Y and Z (total of 80 minutes each)
Frequency: 57 to 150 HzAcceleration: 4.9 m/s2 10 times in each direction of X, Y and Z (total of 80 minutes each)
When Mounting DirectlyFrequency: 10 to 57 HzSingle amplitude: 0.075 mm, 10 times in each direction of X, Y and Z (total of 80 minutes each)
Frequency: 57 to 150 HzAcceleration: 9.8 m/s2 10 times in each direction of X, Y and Z (total of 80 minutes each)
Impact Resistant147 m/s2, for a duration of 11 ms, 3 times in each direction of X, Y and Z with a half-sine pulse
Noise ResistanceAchieved through a noise simulator with a noise voltage of 1,000 Vp-p, noise width of 1 μs, the rise time of 1 ns and frequency of 30 to 100 Hz
Dielectric StrengthBetween all terminals and earth terminal: 500 V AC for 1 minute
Insulation ResistanceBetween all terminals and earth terminal: 5 MΩ or more at 500 V DC on an ohmmeter
Operating AtmosphereThere shall be no corrosive gas or flammable gas and not much conductive dust
Altitude of Use2,000 m or lower
Cannot be used in environments pressurized above atmospheric pressure. Doing so may cause failure.
Part Number
FX3U-20SSC-H
Part NumberStandard Unit PriceMinimum order quantityVolume DiscountDays to Ship

SGD 698.00

1 Piece(s) 91 Day(s)

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Basic Information

Number of Control Axis (Independent/Simultaneous) 2 shafts Representative Standard CE / UL Applicable sequencer FX3U / FX3UC
Single Control Unit pulse, μm, 10^-4 inch, mdeg Number of Control Axis(Axis) (Independent/Simultaneous) 2 shafts Pulse Output System SSCNETIII

Please check the type/dimensions/specifications of the part FX3U-20SSC-H in the MELSEC-F Series Positioning Contro (SSCNET) series.

Tech Support

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