Electric Actuators
» Battery-less Absolute Encoder Type - Product List
Battery-less Absolute Encoder Type
Electric Actuator/Slider Type, Ball Screw Drive LEFS
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off.
A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Max. work load: 65 kg
?Positioning repeatability: ±0.015 mm (High precision type)
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions
Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Work load (kg) Horizontal | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LEFS16 | 50 to 500 | Max. 15 | Max. 700 | 5，10 |
| Battery-less absolute (Step motor/24 VDC) | LEFS25 | 50 to 800 | Max. 30 | Max. 1100 | 6，12，20 |
| Battery-less absolute (Step motor/24 VDC) | LEFS32 | 50 to 1000 | Max. 50 | Max. 1200 | 8，16，24 |
| Battery-less absolute (Step motor/24 VDC) | LEFS40 | 150 to 1200 | Max. 65 | Max. 1200 | 10，20，30 |
Electric Actuator/Slider Type High Rigidity Guide LEKFS
Electric Actuators/Cylinders ? Battery-less Absolute Encoder TypeElectric Actuators/Cylinders ? Slider Type
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?Circular arc grooves allow for high rigidity and high precision.
?Moment resistance improved by up to 61%
?Table displacement reduced by up to 50%
?With internal battery-less absolute encoder
Restart from the last stop position is possible after recovery of
the power supply.
Reduced maintenance (No need to manage or replace batteries)
?Positioning repeatability: ±0.01 mm
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Work load (kg) Horizontal | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LEKFS16 | 50 to 500 | Max. 15 | Max. 700 | 5，10 |
| Battery-less absolute (Step motor/24 VDC) | LEKFS25 | 50 to 800 | Max. 30 | Max. 1100 | 8，12，20 |
| Battery-less absolute (Step motor/24 VDC) | LEKFS32 | 50 to 1000 | Max. 50 | Max. 1200 | 8，16，24 |
| Battery-less absolute (Step motor/24 VDC) | LEKFS40 | 50 to 1200 | Max. 65 | Max. 1200 | 10，20，30 |
| AC Servo Motor | LEKFS25 | 50 to 800 | MAX.20 | MAX.1500 | 6，12，20 |
| AC Servo Motor | LEKFS32 | 50 to 1000 | MAX.45 | MAX.1500 | 8，16，24 |
| AC Servo Motor | LEKFS40 | 150 to 1200 | MAX.60 | MAX.1500 | 10，20，30 |
Battery-less Absolute Encoder Type
Electric Actuator/Slider Type, Belt Drive LEFB
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off.
A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Max. stroke: 2000 mm
?Max. speed: 2000 mm/s
?Positioning repeatability: ±0.08 mm
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions
Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Work load (kg) Horizontal | Speed (mm/s) | Equivalent lead (mm) |
|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LEFB16 | 300 to 1000 | 1 | 48 to 1100 | 48 |
| Battery-less absolute (Step motor/24 VDC) | LEFB25 | 300 to 2000 | 10 | 48 to 1400 | 48 |
| Battery-less absolute (Step motor/24 VDC) | LEFB32 | 300 to 2000 | 19 | 48 to 1500 | 48 |
Battery-less Absolute Encoder Type
Electric Actuator/Rod Type LEY
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off.
A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Long stroke: Max. 500 mm
?Direct mounting: 3 directions, Bracket mounting: 3 types
?Auto switch can be mounted.
?Either positioning or pushing control can be selected.
It is possible to hold the actuator with the rod pushing on a workpiece, etc.
?Positioning repeatability: ±0.02 mm or less
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions
Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Pushing force (N) | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LEY16 | 30 to 300 | Max. 141 | Max. 500 | 2.5，5，10 |
| Battery-less absolute (Step motor/24 VDC) | LEY25 | 30 to 400 | Max. 452 | Max. 500 | 3，6，12 |
| Battery-less absolute (Step motor/24 VDC) | LEY32 | 30 to 500 | Max. 707 | Max. 500 | 4，8，16 |
| Battery-less absolute (Step motor/24 VDC) | LEY40 | 30 to 500 | Max. 1058 | Max. 500 | 4，8，16 |
Battery-less Absolute Encoder Type
Electric Actuator/Guide Rod Type LEYG
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off. A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Compact integration of guide rods
Achieves lateral load resistance and high non-rotating accuracy
?Lateral end load: 5 times more (Compared with a rod type, size 25, 100 stroke)
?Compatible with sliding bearings and ball bushing bearings
Compatible with moment load and stopper (sliding bearings)
?Either positioning or pushing control can be selected.
It is possible to hold the actuator with the rod pushing on a workpiece, etc.
?Positioning repeatability: ±0.02 mm or less
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions Features Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Pushing force [N] | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LEYG16 | 30 to 200 | Max. 141 | Max. 500 | 2.5，5，10 |
| Battery-less absolute (Step motor/24 VDC) | LEYG25 | 30 to 300 | Max. 452 | Max. 500 | 3，6，12 |
| Battery-less absolute (Step motor/24 VDC) | LEYG32 | 30 to 300 | Max. 707 | Max. 500 | 4，8，16 |
| Battery-less absolute (Step motor/24 VDC) | LEYG40 | 30 to 300 | Max. 1058 | Max. 500 | 4，8，16 |
Battery-less Absolute Encoder Type
Electric Actuator/High Performance Rod Type LEY□G
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Reduces cycle time
Cycle time: Reduced by 33% (0.65 s ← 0.97 s) compared with the existing
model?
Acceleration/Deceleration: 10000 mm/s2 (334% increase compared with
the existing model)
Max. speed: 700 mm/s (Improved by 40% compared with the existing
model)
?When LEY25GA-300 is operated from 0 to 300 mm (stroke)
?Battery-less absolute encoder compatible
Easy operation restart after recovery of the power supply
Maintenance labor can be reduced as the product does not require the
use of batteries.
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Pushing force (N) | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|
| High performance Battery-less absolute (Step motor 24 VDC) | LEY16G | 30 to 300 | Max. 141 | Max. 700 | 2.5，5，10 |
| High performance Battery-less absolute (Step motor 24 VDC) | LEY25G | 30 to 400 | Max. 452 | Max. 700 | 3，6，12 |
| High performance Battery-less absolute (Step motor 24 VDC) | LEY40G | 30 to 500 | Max. 1058 | Max. 800 | 4，8，16 |
Battery-less Absolute Encoder Type
Electric Actuator/High Performance High Rigidity Guide Rod Type LEG
electric-actuators-cylinders ? battery-less-absolute-encoder-type
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?Max. weight of transferred object: 75 kg (Size 25), 100 kg (Size 32), 150 kg (Size 40)
?High performance step motor controller
(Max. acceleration/deceleration: 5000 mm/s2)
?With internal battery-less absolute encoder
?Auto switches are mountable. (In-line only)
For checking the limit and the intermediate signal
?Fully integrated the compact guide unit for improved lateral load capacity
Safety Instructions Electric Actuators/Precautions Auto Switches/Precautions Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Pushing force [N] | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LEG25 | 30 to 100 | Max. 238 | Max. 250 | 6，8 |
| Battery-less absolute (Step motor/24 VDC) | LEG32 | 30 to 100 | Max. 370 | Max. 200 | 6，8 |
| Battery-less absolute (Step motor/24 VDC) | LEG40 | 30 to 100 | Max. 553 | Max. 150 | 6，8 |
Battery-less Absolute Encoder Type
Electric Slide Table/Compact Type LES
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off. A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Max. pushing force: 180 N
?Positioning repeatability: ±0.05 mm
?Cycle time can be reduced.
Max. acceleration/deceleration: 5,000 mm/s2
Max. speed: 400 mm/s
Safety Instructions Electric Actuators/Precautions Features
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Work load (kg) Horizontal | Work load (kg) Vertical | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LES25□ | 30，50，75，100，125，150 | Max. 5 | Max. 5 | Max. 400 | 8，16 |
Battery-less Absolute Encoder Type
Electric Slide Table/High Rigidity Type LESH
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off.
A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Integrated guide rail and table
Uses a recirculating linear guide for high rigidity and high precision
?Reduced cycle time
Max. acceleration/deceleration: 5000 mm/s2
Max. speed: 400 mm/s
?Max. pushing force: 180 N
?Positioning repeatability: ±0.05 mm
Safety Instructions Electric Actuators/Precautions Features
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Specification | Model | Stroke (mm) | Work load (kg) Horizontal | Work load (kg) Vertical | Speed (mm/s) | Screw lead (mm) |
|---|---|---|---|---|---|---|
| Battery-less absolute (Step motor/24 VDC) | LESH25□ | 50，100，150 | Max. 12 | Max. 4 | Max. 400 | 8，16 |
Battery-less Absolute Encoder Type
Electric Gripper 2-Finger Type (F Type) LEHF
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off.
A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Equipped with a drop prevention function
(All series come equipped with a self-lock mechanism.)
?The self-lock mechanism reduces power consumption.
?Equipped with a gripping check function
Note) ( ): For long strokes
Safety Instructions Electric Actuators/Precautions Features
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Model | Body size | Open and close stroke/ both sides (mm) | Gripping force [N] Basic | Gripping force [N] Compact | Opening and closing speed (mm/s) |
|---|---|---|---|---|---|
| LEHF | 32 | 32（64）Note) | 48 to 120 | 48 to 120 | 5 to 100 |
| LEHF | 40 | 40（80）Note) | 72 to 180 | 72 to 180 | 5 to 100 |
Battery-less Absolute Encoder Type
Electric Rotary Table LER
Electric Actuators/Cylinders ? Battery-less Absolute Encoder Type
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?Restart from the last stop position is possible.
?Easy operation restart after recovery of the power supply
The position information is held by the encoder even when the power supply is turned off.
A return to origin operation is not necessary when the power supply is recovered.
?No battery is installed. Reduced maintenance
No battery is used to store the position information.
There is no need to manage spare batteries or replacement maintenance.
?Rotation angle: 320o, 180o, 90o
?Space saving: Built-in step motor
?Shock-less/high speed actuation
Max. speed: 420o/sec
Max. acceleration/deceleration: 3000o/sec2
＊Value when an external stopper is mounted
Safety Instructions Electric Actuators/Precautions Features
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
Series Variations Simplified Selection Flow Chart Green Procurement (RoHS)
| Model | Rotating torque [N·m] Basic | Rotating torque [N·m] High torque | Max. speed [o/s] Basic | Max. speed [o/s] High torque | Positioning repeatability [o] Basic | Positioning repeatability [o] High torque |
|---|---|---|---|---|---|---|
| LER50 | 6.6 | 10 | 420 | 280 | ±0.05 (At the end: ±0.01)＊ | ±0.05 (At the end: ±0.01)＊ |
