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2. Fasten motor mounting kit, observe instruction manual 

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 www.festo.com/sp.

3. Fasten the motor without tension. Support large and heavy motors.
Connect motor cables only on completion of mounting.
6.4

Mounting the cylinder

High mechanical loads on the mounting connections
If high parallel torques are applied to the drive system at the same time, this leads
to high mechanical loads at the mounting interfaces.
• The foot mounting HNC, CRHNC should only be used in combination with the

profile mounting EAHF.

• In the case of an inclined or horizontal mounting position with direct fastening

or flange mounting EAHH-V2, the drive system must also be supported near
the motor mounting.

Requirement

No collision with mounting and sensor components in the movement space of
the attachment component.

Sufficient space to reach maintenance interfaces.

Sufficient space for reaching and mounting the pressure compensation port.

Flat mounting surface maximum 0.2 mm over the stroke length of the bearing
surface.

No distortion or bending when installing the product.

1. Select mounting attachments 

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 www.festo.com/catalogue.

2. Place the mounting attachments on the support points.
3. Tighten retaining screws.

Observe the maximum tightening torque and screw-in depth.

For additional information, contact your local Festo Service.

Profile mounting
EAHF-V2

Trunnion flange
mounting kit DAMT-V1

Direct fastening
Flange mounting
EAHH-V2

Profile

Bearing cap

Mounting via profile

Mounting via thread

Mounting via thread

Tab. 3: Overview of mounting components for bearing caps and profile

Swivel flange DAMS,
SNC..., CRSNCS

Trunnion flange ZNCF,
CRZNG

Foot mounting HNC,
CRHNC

Parallel kit

Mounting via thread

Mounting via thread

Mounting via thread

Tab. 4: Overview of mounting components for parallel kit

Size

32

40

50

63

80

100

Profile mounting EAHF-V2
Screw

Instruction manual 

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 www.festo.com/sp.

Trunnion flange mounting kit DAMT-V1
Screw

M5

M6

M6

M8

M8

M8

Max. tightening torque

[Nm]

4

+1

8

+1

8

+2

18

+2

28

+2

28

+2

Direct fastening
Flange mounting EAHH-V2
Foot mounting HNC, CRHNC
Swivel flange DAMS (not ESBF-BF-32)
Trunnion flange ZNCF, CRZNG
Screw

M6

M6

M8

M8

M10

M10

Max. tightening torque

[Nm]

6

6

12

12

25

25

Max. screw-in depth t

max

[mm]

16

16

17

17

17

17

Swivel flange SNC..., CRSNCS
Screw

Instruction manual 

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 www.festo.com/sp.

Tab. 5: Information for mounting components

6.5

Mounting the attachment component

Torque on the Piston Rod
During commissioning and operation, the piston rod may only be operated
without torque.
If external torques occur, an external guide must be used.

Mounting the attachment component on the piston rod
When mounting the attachment component, do not exceed the maximum torque
of the piston rod. The maximum torque of the piston rod may only be used for a
short time during mounting 

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 Tab. 8 Information on attachment components.

Collision-free

Torque-free

Centre of gravity
and tilting
moment

Max. screw-in
depth

Tab. 6: Requirement for attachment components
Requirement:

No collision with mounting and sensor components in the movement space of
the attachment component.

No transverse load or torque on the piston rod.
Absorb external forces and torques via an external guide.

Minimise tilting torque by the Fx and Fz forces. Short lever arms a and b from
the piston rod 

 to the centre of gravity of the attachment

The maximum screw-in depth of the retaining screws is not exceeded.

1. Select accessories 

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 www.festo.com/catalogue.

2. Screw the lock nut onto the male thread of the piston rod or attachment

component.

3. Rotate or place the attachment component on the piston rod.
4. Tighten retaining screws or lock nut.

The tightening torque must not act on the piston rod. Counterhold with a
suitable tool on the spanner flat of the piston rod.
Observe the maximum tightening torque and screw-in depth.

Fig. 2: Torque-free mounting

When using an additional external guide, ensure that the electric cylinder and
piston rod are aligned exactly parallel.

ESBF-...

ESBF-...-F

Mounting via male thread

Mounting via female thread

With nut

With screw

Guide unit EAGF

Instruction manual 

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 www.festo.com/sp.

With lock nut

With lock nut

Rod eye SGS, CRSGS

Rod clevis SG, CRSG

Coupling piece KSZ

Self-aligning rod coupler FK; CRFK

Tab. 7: Overview of attachment components

Size

32

40

50

63

80

100

Piston rod
Width across flats 

ß

[mm]

10

13

17

17

22

22

Max. torque

[Nm]

2.4

6.4

12

15

31

53

Piston rod with male thread ESBF -...
Nut, lock nut

M10x1.25

M12x1.25

M16x1.5

M20x1.5

Summary of Contents for ESBF-BS Series

Page 1: ...1 Fig 1 ESBF product design example ESBF BS 1 Piston rod 2 Threaded hole for mounting 3 Bearing cap 4 Cylinder profile 5 Pressure compensation port 6 Drive cover 7 Drive shaft 8 Threaded hole for moto...

Page 2: ...Screw M6 M6 M8 M8 M10 M10 Max tightening torque Nm 6 6 12 12 25 25 Max screw in depth tmax mm 16 16 17 17 17 17 Swivel flange SNC CRSNCS Screw Instruction manual www festo com sp Tab 5 Information for...

Page 3: ...to establish the absolute reference between the motor encoder and the reference mark Torque on the Piston Rod During commissioning and operation the piston rod may only be operated without torque If...

Page 4: ...f tension Note the flatness of the contact surface 6 4 Mounting the cylinder Change the layout of the attachment compo nent e g payload Align cylinder and attached guide element par allel to each othe...

Page 5: ...eration m s2 5 15 25 5 15 25 Repetition accuracy mm 0 01 Feed constant mm rev 5 15 32 5 20 40 Duty cycle 100 Relative humidity 0 95 non condensing Ambient temperature C 0 60 Storage temperature C 20 6...

Page 6: ...Fq as a function of point of application x ESBF BS 63 ESBF BS 80 ESBF BS 100 Feed force feed speed ESBF Maximum feed force F as a function of the feed speed v Fig 9 Feed force F Fig 10 ESBF BS 32 fee...

Page 7: ...BS 40 5P 10P ESBF BS 40 16P Fig 20 ESBF BS 50 pressure force F as a function of the piston rod length l ESBF BS 50 5P 10P ESBF BS 50 20P Fig 21 ESBF BS 63 pressure force F as a function of the piston...

Page 8: ...g 29 ESBF BS 63 feed speed v as a function of the stroke l ESBF BS 63 5P ESBF BS 63 10P ESBF BS 63 25P ESBF 80 l mm v m s 0 200 400 600 800 1000 1200 1400 1600 0 0 2 0 4 0 6 0 8 1 1 2 1 4 Fig 30 ESBF...

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