VIDEO:
30 SECOND
PART BUILDER
EXPLAINED
C(D)UJ, Miniature Free Mount Cylinder
The CUJ miniature free mount series is a space saving compact cylinder. It is available in 4mm to 10mm bore sizes with stroke lengths up to 20mm for double acting and 10mm for single acting. Options include auto switch capabilities, double and single acting, mounting from 4 directions.
- Miniature free mount
- Space saving compact cylinder
- Available in 4mm to 10mm bore size.
How to order
CDUJ B 6
6D
D10
10
Basic (Through-hole)
Mounting
B
4 mm
6 mm
8 mm
10 mm
Bore size
4
6
8
10
F8N
With auto switch
With auto switch
(Built-in magnet)
6 mm
8 mm
10 mm
Bore size
6
8
10
Cylinder stroke (mm)
Action
Double acting
Single acting, spring return
D
S
∗ Refer to the table below for
applicable auto switches.
Auto switch
Without auto switch
Nil
Rod end female threaded (Without thread for ø4)
Rod end male threaded
Rod end thread
Nil
M
∗ Refer to “Standard Stroke” on the following page.
CUJ B
Made to Order
Refer to pages 2 and 24 for details.
Built-in Magnet Cylinder Model
In the case of built-in magnet without auto
switch, the symbol for auto switch is “Nil”.
(Example) CDUJB8-15DM
Special functionType
Electrical
entry
Wiring
(Output)
Load voltage
ACDC
Auto switch model
Electrical entry
Lead wire length (m)
∗
0.5
(Nil)
3
(L)
5
(Z)
Applicable load
Applicable Auto Switches/Refer to pages 21 through to 23 for additional information on auto switches.
∗ Lead wire length symbols: 0.5 m ············ Nil (Example) M9NW
1 m ············ M (Example) M9NWM
3 m ············ L (Example) M9NWL
5 m ············ Z (Example) M9NWZ
Note 1) For 2-color indication type, use caution on hysteresis. Refer to page 19, “Auto Switch Hysteresis” prior to use.
Note 2) Refer to pages 21 through to 23 for detailed auto switch specifications.
∗ Refer to “Best Pneumatics” catalog for further information on auto switches with pre-wired connector.
∗ Auto switches are included, (but not assembled).
Perpendicular
In-line
—
—
Ye sGrommet
Indicator
light
3-wire (NPN)
2-wire
3-wire (NPN)
3-wire (PNP)
2-wire
3-wire (PNP)
Pre-wired
connector
∗ Auto switches marked with “
쑗
” are produced upon receipt of order.
Relay,
PLC
IC
circuit
IC
circuit
5 V,
12 V
12 V
5 V,
12 V
12 V
24 V
M9N
—
M9P
—
M9B
—
M9NW
M9PW
M9BW
—
F8N
—
F8P
—
F8B
—
—
—
—
—
Diagnostic
indication
(2-color indication)
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
쎲
1
(M)
—
—
—
—
—
—
쎲
쎲
쎲
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
쑗
Mini Free Mount Cylinder
ø4, ø6, ø8, ø10
Series CUJ
2 pcs.
1 pc.
Number of
auto switches
Nil
S
∗ M9쏔: with 1 pc.
How to Order
Solid state switch
1
JIS Symbol
Unit: g
Double acting, single rod
Single acting, spring return
IN
Spring in pre-loaded condition
Spring in loaded condition
OUT
When the spring is contracted by applying air.
When the spring is set in the cylinder.
OUT IN
0.7
8.79
6.59
19.79
10.99
35.18
21.44
54.97
35.18
0.5
6.28
4.71
14.13
7.85
25.13
15.31
39.26
25.13
0.3
3.76
2.82
8.48
4.71
15.07
9.18
23.56
15.07
Operating pressure (MPa)
Unit: N
Operating
direction
Piston area
(mm
2
)
12.6
9.4
28.3
15.7
50.3
30.6
78.5
50.3
OUT
IN
OUT
IN
OUT
IN
OUT
IN
Rod size
(mm)
Bore size
(mm)
2
4
5
6
4
6
8
10
Bore size
(mm)
CUJB4
CUJB6
CUJB8
CUJB10
Standard stroke (mm)
7.2
12.4
15.6
17.9
7.9
13.6
17.0
19.4
46
8.6
14.8
18.4
20.8
810
9.3
16.0
19.7
22.3
15
11.1
18.9
23.0
25.9
20
12.8
21.8
26.4
29.5
25 30
—
2.7
3.0
3.2
Additional mass
Built-in magnet
Rod end male threaded
0.4
0.8
1.5
2.6
—
24.7
29.9
33.1
—
27.6
33.4
36.7
Action
Fluid
Proof pressure
Maximum operating pressure
Cushion
Lubrication
Piston speed
Stroke length tolerance
Mounting
Ambient and fluid temperature
Bore size (mm)
Minimum operating
pressure
Double acting
Single acting, spring return
Double acting; Single acting, spring return
Air
1.05 MPa
46810
0.1 MPa
0.2 MPa
Without auto switch: –10 to 70°C (No freezing)
With auto switch: –10 to 60°C (No freezing)
None
Non-lube
50 to 500 mm/s
Through-hole
+0.5
0
0.7 MPa
0.15 MPa
0.3 MPa0.35 MPa
Built-in magnet
Rod end male threaded
Additional mass
—
2.4
2.5
2.4
0.4
0.8
1.5
2.6
CUJB4
CUJB6
CUJB8
CUJB10
Bore size
(mm)
Standard stroke (mm)
4
6
8
10
7.2
12.8
15.8
17.9
7.9
14.0
17.2
19.4
—
15.2
18.6
20.8
—
—
19.9
22.3
Unit: g
Bore size (mm)
4
6
8, 10
4
6
8, 10
Action
Double acting
Single acting,
spring return
Standard stroke (mm)
Standard Stroke
Made to Order
(Refer to page 24 for details.)
Symbol Contents
Heat resistant cylinder (–10 to 150°C)
-XB6
Note) Except models with auto switch and single-
acting, spring return type
Except bore size 4
Specifications
Theoretical Output: Double Acting
Spring Reaction Force: Single Acting, Spring Return
Mass: Double Acting
Mass: Single Acting, Spring Return
Bore size
(mm)
4
6
8
10
Spring
condition
Pre-loaded
Loaded
Pre-loaded
Loaded
Pre-loaded
Loaded
Pre-loaded
Loaded
4
1.70
2.55
2.45
3.33
4.67
6.47
5.04
6.77
6
1.27
2.55
2.01
3.33
3.76
6.47
4.18
6.77
8
—
—
1.57
3.33
2.86
6.47
3.31
6.77
10
—
—
—
—
1.96
6.47
2.45
6.77
Stroke (mm)
Unit: N
4, 6, 8, 10, 15, 20
4, 6
4, 6, 8
4, 6, 8, 10
4, 6, 8, 10, 15, 20
25, 30
2
Mini Free Mount Cylinder
Series CUJ
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