CKD EBS-M Series User manual

INSTRUCTION MANUAL
•Read this Instruction Manual before using the product.
•Read the safety notes carefully.
•Keep this Instruction Manual in a safe and convenient place for future reference.
SM-A11148-A/2
Electric Actuator
EBS-M Series (Slider Type)
EBR-M Series (Rod with Built-in Guide Type)

SM-A11148-A/2 PREFACE
i 2019-07-05
PREFACE
Thank you for purchasing CKD's "EBS-M Series/EBR-M Series" electric actuator. This Instruction
Manual contains basic matters such as installation and usage instructions in order to ensure optimal
performance of the product. Please read this Instruction Manual thoroughly and use the product
properly.
Keep this Instruction Manual in a safe place and be careful not to lose it.
Product specifications and appearances presented in this Instruction Manual are subject to change
without notice.
•The product is intended for users who have basic knowledge of materials, wiring, electricity, and
mechanisms. CKD shall not be responsible for accidents caused by persons who selected or used
the product without knowledge or sufficient training.
•Since there are a wide variety of customer applications, it is impossible for CKD to be aware of all of
them. Depending on the application or usage, the product may not be able to exercise its full
performance or an accident may occur due to fluid, wiring, or other conditions. It is the responsibility
of the customer to check the product specifications and decide how the product shall be used in
accordance with the application and usage.

SM-A11148-A/2 SAFETY INFORMATION
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SAFETY INFORMATION
When designing and manufacturing any device incorporating the product, the manufacturer has an
obligation to ensure that the device is safe. To that end, make sure that the safety of the machine
mechanism of the device and the electric system that controls such mechanism is ensured.
In order to use our products safely, it is important to select, use, handle, and maintain the products
properly.
Observe the warnings and precautions described in this Instruction Manual to ensure device safety.
Although various safety measures have been adopted in the product, customer's improper handling may
lead to an accident. To avoid this:
Thoroughly read and understand this Instruction Manual
before using the product.
To explicitly indicate the severity and likelihood of a potential harm or damage, precautions are classified
into three categories: "DANGER", "WARNING", and "CAUTION".
DANGER
Indicates an imminent hazard. Improper handling will cause death or serious
injury to people.
WARNING
Indicates a potential hazard. Improper handling may cause death or serious
injury to people.
CAUTION
Indicates a potential hazard. Improper handling may cause injury to people or
damage to property.
Precautions classified as "CAUTION" may still lead to serious results depending on the situation.
All precautions are equally important and must be observed.
Other general precautions and tips on using the product are indicated by the following icon.
Indicates general precautions and tips on using the product.

SM-A11148-A/2 SAFETY INFORMATION
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Precautions on Product Use
DANGER
Do not use the product for the following applications:
•Medical equipment pertaining to sustainment and management of human life and body
•Mechanism and mechanical device for transferring and transporting people
•Critical parts for securing safety in a mechanical device
WARNING
Use the product within the specifications.
Precautions on Product Disposal
CAUTION
When disposing of the product, comply with laws pertaining to disposal and cleaning of
wastes and have an industrial waste disposal company dispose of the product.

SM-A11148-A/2 CONTENTS
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CONTENTS
PREFACE........................................................................................................................... i
SAFETY INFORMATION.................................................................................................. ii
Precautions on Product Use..........................................................................................iii
Precautions on Product Disposal ..................................................................................iii
CONTENTS...................................................................................................................... iv
1. PRODUCT OVERVIEW............................................................................................. 1
System Overview................................................................................................11.1
Instruction Manual Related to This Product ....................................................... 21.2
Part Name........................................................................................................... 21.3
1.3.1 EBS-M Series (slider type)........................................................................... 2
1.3.2 EBR-M Series (rod with built-in guide type)................................................. 2
Model Number Indication....................................................................................31.4
1.4.1 EBS-M Series (slider type)........................................................................... 3
1.4.2 EBR-M Series (rod with built-in guide type)................................................. 4
1.4.3 Motor cable (fixed/movable)......................................................................... 5
1.4.4 Encoder cable (fixed/movable)..................................................................... 5
2. INSTALLATION ......................................................................................................... 6
Environment........................................................................................................82.1
Unpacking...........................................................................................................82.2
Installing.............................................................................................................. 92.3
2.3.1 EBS-M Series (slider type)......................................................................... 10
2.3.2 EBR-M Series (rod with built-in guide type)............................................... 10
2.3.3 Objects Transferred.................................................................................... 10
3. USAGE..................................................................................................................... 11
Safety Instructions .............................................................................................113.1
4. MAINTENANCE AND INSPECTION....................................................................... 12
Periodic Inspection............................................................................................134.1
4.1.1 Inspection item ........................................................................................... 13
4.1.2 Application of grease.................................................................................. 14
4.1.3 EBS-M Series (slider type) greasing procedure ........................................ 14
4.1.4 EBR-M Series (rod with built-in guide type) greasing procedure............... 15
4.1.5 Replacement and adjustment procedures for the steel belt...................... 16
4.1.6 Replacement and adjustment methods for the timing belt ........................ 16
4.1.7 Replacement and adjustment methods for the motor unit......................... 19
5. TROUBLESHOOTING............................................................................................. 20
Items to Check When a Problem Occurs.........................................................205.1
Problems, Causes, and Solutions .................................................................... 21
5.2
6. WARRANTY PROVISIONS..................................................................................... 23
Warranty Conditions .........................................................................................236.1
Warranty Period................................................................................................236.2
Remarks............................................................................................................236.3

SM-A11148-A/2 1. PRODUCT OVERVIEW
1 2019-07-05
1. PRODUCT OVERVIEW
System Overview1.1
Item
Part name
Product name/Model no.
Components
Controller
ECR Series
Actuator
EBS-M/EBR-M Series
Motor cable
EA-CBLM1-*
Encoder cable
EA-CBLME1-*
I/O cable
EA-CBLNP1-*
24 VDC power supply
EA-PWR-KHNA240F-24
48 VDC power supply
EA-PWR-KHNA480F-48
Surge protector
AX-NSF-RAV-781BXZ-4
Noise filter
AX-NSF-NF2015A-OD
Ferrite core (7 pieces)
EA-NSF-FC01-SET
Provided for free
Software for Windows
S-Tools
Surge protector
DC power supply
Controller
ECR series
Ferrite core
Ferrite core
Noise filter for power supply
Ferrite core
Motor cable
Encoder cable
USB cable (mini-B)
PC setting software (free)
Download from CKD’s website.
(URL: https://www.ckd.co.jp)
I/O cable
Connectable actuators
EBS-M Series
EBR-M Series
FLSH Series
FLCR Series
FGRC Series
Ferrite core
Ferrite core
Supplied by the customer

SM-A11148-A/2 1. PRODUCT OVERVIEW
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Instruction Manual Related to This Product
1.2
For the Instruction Manual for controllers and setting tools related to this product, refer to the following.
Part name
No.
Electric actuator ECR (controller)
SM-A10615
Electric actuator ECR (controller) - IO-Link specification
SM-A10616
Electric actuator ECR (controller) - CC-Link specification
SM-A10617
Electric actuator ECR (controller) - EtherCAT specification
SM-A10618
S-Tools for electric actuator ECR controller
SM-A11147
Part Name
1.3
1.3.1 EBS-M Series (slider type)
1.3.2 EBR-M Series (rod with built-in guide type)
Opposite side
of the motor
Steel belt
Slider
Slider body
Connection plate
Motor unit
Motor side
Opposite side
of the motor
Connection plate
Motor unit
Motor side
Rod
Rod body

SM-A11148-A/2 1. PRODUCT OVERVIEW
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Model Number Indication
1.4
1.4.1 EBS-M Series (slider type)
・Standard series
・FP1 series
Motor mounting direction
E
Straight mounting
R
Right-side mounting
D
Bottom mounting
L
Left-side mounting
C
Motor mounting direction
E
Straight mounting
R
Right-side mounting
D
Bottom mounting
L
Left-side mounting
C
Motor mounting direction
E
Straight mounting
R
Right-side mounting
D
Bottom mounting
L
Left-side mounting
C
-N-FP1
I
to
Refer to standard series
A
Anti-rust treatment
N
None
U
Yes
I
H

SM-A11148-A/2 1. PRODUCT OVERVIEW
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1.4.2 EBR-M Series (rod with built-in guide type)
・Standard series
・FP 1series
Motor mounting direction
E
Straight mounting
R
Right-side mounting
D
Bottom mounting
L
Left-side mounting
C
Motor mounting direction
E
Straight mounting
R
Right-side mounting
D
Bottom mounting
L
Left-side mounting
C
Motor mounting direction
E
Straight mounting
R
Right-side mounting
D
Bottom mounting
L
Left-side mounting
C
-FP1
to
Refer to standard series
A
I
い

SM-A11148-A/2 1. PRODUCT OVERVIEW
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1.4.3 Motor cable (fixed/movable)
1.4.4 Encoder cable (fixed/movable)
Cable length
01
1 m
03
3 m
05
5 m
10
10 m
B
Cable type
S
Fixed cable
R
Movable cable
A
Cable length
01
1 m
03
3 m
05
5 m
10
10 m
B
Cable type
S
Fixed cable
R
Movable cable
A

SM-A11148-A/2 2. INSTALLATION
6 2019-07-05
2. INSTALLATION
DANGER
Do not use the product in a place where dangerous substances such as ignitable,
inflammable, or explosive materials are present.
Ignition, inflammation, or explosion may occur.
Prevent water and oil from splashing onto the product.
A fire, electric leakage, or failure may occur. Even oil drops and oil mists are prohibited.
Make sure to hold and secure the product (including the workpiece) while installing the
product.
An injury may occur if the product falls down, falls off, or operates abnormally.
Use a DC stabilized power supply (24 VDC/48 VDC ± 10%) with sufficient capacity as a power
supply for the controller and the input/output circuit.
If the product is directly connected to an AC power supply, a fire, burst or damage may occur.
Install overcurrent protective equipment (such as a breaker for wiring and a circuit protector)
on the primary side of the power supply when wiring in accordance with "JIS B 9960-1:2008
Safety of machinery - Electrical equipment of machines - Part 1: General requirements".
WARNING
Do not install the product to a combustible material.
If the product is installed directly to or near a combustible material, a fire may result.
If the system is such that the machine stops in the event of a system failure such as an
emergency stop or a power failure, design and implement a safety circuit or a safety device to
prevent damages to the devices and injuries to people.
Install the product indoors and in a dry place.
In a place where water can splash onto the product or where humidity is high (80% or more and
with condensation), an electric leakage or fire accident may occur.
Perform class D grounding (ground resistance: 100 Ω or less) for the product.
An electric leakage may occur and cause an electric shock or malfunction.
When wiring the product, refer to this Instruction Manual or any other relevant instruction
manuals to make sure that the connectors are firmly connected and the wires are properly
insulated.
Make sure that the wires do not contact other circuits and there is no ground fault and insulation
failure between terminals. Otherwise, an overcurrent may flow into the product and cause damage.
This may result in an abnormal operation or fire.
Insulate unused wires.
A malfunction, failure, or electric shock may occur.
Do not damage or pinch the cables, apply unnecessary stress to the cables, or place heavy
objects on the cables.
A conduction failure or electric shock may occur.
When installing and using the actuator in an orientation other than the horizontal, use an
actuator equipped with a brake.
If using an actuator without a brake, the movable section may fall during servo off (including
emergency stop and alarm) or while the power is turned off. This may result in an injury or damage
to the workpiece.
Do not carry or install the product by holding the movable section or the cable.
An injury or cable disconnection may occur.
Description from "7.2.1 General" of JIS B 9960-1:2008:
Overcurrent protection shall be provided where the current in a machine (equipment) circuit can
exceed either the rating of any component or the currenty carrying capacity of the conductors,
whichever is the lesser value. The ratings or settings to be selected are detailed in 7.2.10.

SM-A11148-A/2 2. INSTALLATION
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CAUTION
Install the wiring so that no induction noise is applied.
•Avoid using the product in a place where a large current or strong magnetic field occurs.
•Do not pipe or wire the product in the same piping or wiring (with multi-conductor cables) as the
power lines for other large motors.
•Do not pipe or wire the product in the same piping or wiring as the power supplies and wires for
inverters used in robots. Frame ground the power supply and insert a filter into the output
section.
Do not use the product in an environment where a strong magnetic field occurs.
A malfunction may occur.
Separate the power for the output section of the product from the power for inductive loads
(such as a solenoid valve and a relay) that generate surge currents.
If the power is shared, a surge current will flow into the output section and cause damage.
If the power cannot be separated, connect the surge absorption elements in parallel directly to all
the inductive loads.
Do not perform a withstand voltage test or an insulation resistance test in a device with the
product installed.
Acapacitor is connected between the circuit of the control board in the product and the metal body
to prevent damages from static electricity. Therefore, performing the tests above will damage the
product. If these tests are required for the device, remove the product beforehand.
Remove all the FG (frame ground) connections of the product before performing an electric
welding on the device to which the product is installed.
If an electric welding is performed without removing the FG connections, the product may become
damaged due to a welding current or excessive high voltage and surge voltage from welding.
Select a power that has sufficient capacity for the number of products installed.
If the capacity is not sufficient, a malfunction may occur.
Do not disassemble the product.
Do not bend the fixed cable repeatedly.
If repetitive bending is unavoidable, use a movable cable.
Secure the movable cable so that it will not move easily. When securing the movable cable,
do not bend it to an acute angle (a bending radius of 68 mm or less).
When installing an external stopper or a holding mechanism (such as a brake), place it at a
position where it does not affect the detection of the origin position.
The origin position is detected when the power is turned on. If the detection is interfered by an
external stopper or a holding mechanism, an unintended position may be recognized as the origin
position.
Do not use the product in a place exposed to ultraviolet rays or in an atmosphere where
corrosive gas and salt are present.
A performance degradation, abnormal operation or strength deterioration due to rust formation
may occur.
Do not install the product in a place subjected to strong vibrations or shocks.
If the product is subjected to strong vibrations or shocks, a malfunction may occur.
Do not use the product in a place where condensation occurs due to a sudden change in the
ambient temperature.
The customer is responsible for checking the compatibility of the product with the
customer’s system, machinery, and device.
Connect only cables designed for the product.
A failure of the product or unexpected accident may occur.

SM-A11148-A/2 2. INSTALLATION
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Environment
2.1
•Check the environment temperature and atmosphere before using and storing the product.
•Use the product at an ambient temperature between 0°C and 40°C. Ventilate if heat can become
trapped.
•Install the product where it is not subjected to direct sunlight and away from a heating element.Also,
avoid dust, corrosive gas, explosive gas, inflammable gas, and combustible material. Chemical
resistance has not been considered for the product.
•Install the actuator on a smooth and flat surface.
•In order to avoid operation fault and damage, do not install the actuator on a surface with dents.
•The controller is set using setting software (S-Tools). Leave a space of 70 mm or more in front of the
controller so that the connector of the connection cable of the PC can be connected and
disconnected.
Unpacking
2.2
•When carrying and handling the product, use extreme care not to apply impact to the product
(for example, do not drop the product).
•Do not carry heavy products alone.
•Place the product horizontally when not in use.
•Do not stand on the package.
•In order to prevent deforming the package, do not place heavy objects and objects of which
their load concentrates.
•When taking the actuator out of the package, hold the actuator body.
•Do not apply unnecessary force to any part of the actuator.
•Check that the model number ordered and the model number indicated on the product are the same.
•Check the exterior of the product for any damage.

SM-A11148-A/2 2. INSTALLATION
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Installing
2.3
•Precision processing finishing has been performed for the base and table mounting surfaces so that
this product will obtain highly accurate linear movement.
•The flatness of the mounting surface of a system has been finished highly accurately by grinding
processing, so stable high accuracy can be obtained. (Recommended flatness: 0.05 mm/200 mm or
less)
•Do not put dents and scratches interfering with the flatness of a mounting surface.
•For the length of a screw mounting the body and tightening torque, refer to the following table.
Bolt Tightening torque (N·m) Bolt Tightening torque (N·m) Min. screw-in depth L (mm)
EBS-04
EBR-04
M3 × 0.5 0.63 M4 × 0.7 1.5 6
EBS-05
EBR-05
M4 × 0.7 1.5 M5 × 0.8 3 7.5
EBS-08
EBR-08
M5 × 0.8 3 M6 × 1 5.2 9
Item
(A) Mounting from upper surface
(B) Mounting from lower surface

SM-A11148-A/2 2. INSTALLATION
10 2019-07-05
2.3.1 EBS-M Series (slider type)
•Do not apply an excessive shock or moment to the slider.
A malfunction or damage may occur.
•The flatness of the workpiece mounting surface should be 0.05 mm or less. Do not apply
twisting or bending force to the product.
An operation fault or damage may occur.
2.3.2 EBR-M Series (rod with built-in guide type)
•Make sure to align the direction of the movement of the center of the rod shaft and the center
of the transfer load.
Feed screws may become worn or damaged.
•Do not apply a load in the rotational direction to the rod end.
The product may become damaged.
•When using an external guide, check that it can operate smoothly throughout the product stroke
before installing it.
2.3.3 Objects Transferred
For the slider type, the flatness of the workpiece attached to the slider should be 0.05 mm/200
mm or less. Do not apply twisting or bending force to the product.
Damage may occur.
•Use the transfer load, allowable moment, and overhang amount within the specification range of the
product.
For details, refer to the "Selection guide" page in the catalog.

SM-A11148-A/2 3. USAGE
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3. USAGE
Safety Instructions3.1
WARNING
Before supplying electricity to the product, check that the operation area of the device is safe.
If electricity is supplied without checking safety, an electric shock or injury may occur.
Turn off the power immediately if the LED on the product does not blink even when the power
is turned on.
Do not enter the operating area of the device when the product is in an operational state.
The product may operate unexpectedly and an injury may occur.
When using the EBS-M Series, your fingers may get caught between the motor section and the
slider.
Do not touch the product body during or immediately after operation.
A burn injury may occur.
Do not stand or put an object on the product.
A fall accident, injury due to the product falling down or off, or malfunction and runaway due to the
product becoming damaged may occur.
Take measures to prevent damage to the human body and the device in case of power
failures.
Before controlling the actuator from a position where it cannot be seen, check that it is safe
for the actuator to operate.
Before setting the movable section of the product manually (direct teaching), use the setting
software (S-Tools) to confirm that the servo is turned off.
Do not give commands that are smaller than the minimum resolution and the repetitive
positioning accuracy of the encoder.
The positioning control may not be performed properly.
CAUTION
Do not move the movable section of the product with external force and do not use the
product in an application that requires the movable section to decelerate suddenly.
A malfunction or damage may occur due to regenerative currents.
Except when returning to the origin or when clamping, do not allow the piston rod and the
table to hit parts such as the mechanical stopper.
The feed screw may become damaged due to impacts and an operation fault may occur.
Do not put dents and scratches on the movable section.
An operation fault may occur.
Leave a margin for the transfer load since the product life changes depending on the transfer
load and the environment.
Do not subject the movable section to impact.
Do not subject the product to external force when returning to the origin.
The origin may not be recognized correctly.
Do not turn off the servo while gravity or force of inertia is applied.
The slider or the rod may continue to move or fall off if the servo is turned off. Turn off the servo in
an equilibrium state where no gravity and force of inertia are applied or after safety is ensured.
Do not stop the product while it is accelerating or decelerating.
It may lead to a change in speed (acceleration) and cause a risk.

SM-A11148-A/2 4. MAINTENANCE AND INSPECTION
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4. MAINTENANCE AND INSPECTION
WARNING
Install the product before wiring.
An electric shock may occur.
Do not work with wet hands.
An electric shock may occur.
Before performing wiring and inspection, wait five minutes or longer after turning off the
power and check the voltage with a tester.
An electric shock may occur.
Do not attach or remove wires and connectors with the power turned on.
A malfunction, failure, or electric shock may occur.
Do not disassemble or modify the product.
An injury, accident, malfunction, or failure may occur.
CAUTION
Wiring and inspections must be performed by specialists.
For the lead wires used for the power cable, use wires with a sufficient diameter that can
allow the instantaneous maximum current to flow.
A heat generation or damage may occur during operation.
Perform periodic inspections (two to three times a year) to confirm that the product operates
properly.
Grease the product every 100 km.
Since the greasing interval depends on the conditions of use, determine it when conducting the
initial inspection.
Turn off the power immediately if abnormal heat, smoke, odor, sound, or vibration occurs in
the product.
The product may become damaged or the continuous flow of currents may cause a fire.
Stop supplying power to the product before performing maintenance, inspection, and repair.
Take measures to prevent a third person from turning on the power unexpectedly.

SM-A11148-A/2 4. MAINTENANCE AND INSPECTION
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Periodic Inspection
4.1
In order to use the product under optimum conditions, perform a periodic inspection two to three times a
year.
4.1.1 Inspection item
Turn off the power before performing items 1, 2, and 3 below.
No.
Inspection item
Inspection method
Action
1
Check that themounting bolts on the product,
the screws on the terminal block, and the
connectors are not loose.
Looseness check
Tighten the loose parts.
2
Check that there are no scratches and cracks
on the cables.
Visual inspection
Replace the cable.
3
Check that foreign matters are not
accumulating or are not stuck in between the
movable section.
Visual inspection
Clean the parts. Note 1
After cleaning, apply grease.
The frequency shall be about once every three months
or a running distance of 100 km. Note 2 Note 3
Standard series: AFEP2 grease (YAMABALA)
FP1 series: Super Lube 00580 Multipurpose grease
(Synco Chemical)
4
Check that there are no scratches, cracks,
and tears on the timing belt.
Visual inspection
Replace the timing belt. Note 4
5
Check that there are no vibrations or
abnormal sounds while the product is
stopped or operated.
Noise inspection
Contact your dealer.
6
Check that the power supply voltage is
normal.
Tester
Check the power system and use the product within the
power supply voltage range described in the
Specifications.
Note 1: Use a soft cloth for cleaning and make sure not to leave foreign matters on the movable section.
Note 2: For the application method for grease, refer to another page.
Note 3: A low-lead product can be used more safely by applying grease earlier than the reference.
Note 4: For the replacement method for the timing belt, refer to another page.

SM-A11148-A/2 4. MAINTENANCE AND INSPECTION
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4.1.2 Application of grease
•Standard series: Manufactured by YAMABALA AFEP2
•FP1 series: Manufactured by Synco Chemical Super Lube 00580 Multipurpose grease
For the recommended tip shape of a nozzle used during grease application, refer to the following figure.
The nozzle with the shape in the following figure is also available at CKD. For details, refer to the
catalog.
4.1.3 EBS-M Series (slider type) greasing procedure
1 Wipe off old grease and dirt with a clean waste cloth.
2 Inject the grease from the greasing port on the slider side surface.
The grease is applied to the guide part and the ball screw part.
3 Perform a break-in operation to apply grease.
Greasing port

SM-A11148-A/2 4. MAINTENANCE AND INSPECTION
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4.1.4 EBR-M Series (rod with built-in guide type) greasing procedure
1 Wipe off old grease and dirt with a clean waste cloth.
2 Loosen four locking screws on the side surface and remove the upper surface cover.
3 Inject the grease from the greasing port.
4 Perform a break-in operation to apply grease.
Greasing port