CX-21 PANASONIC EW, CX-21 Datasheet - Page 8

• Manufacturer Part Number: CX-21
• Description: PHOLOELECTRIC SENSOR
• Manufacturer: PANASONIC EW

Specifications of CX-21

• Output Current: 100mA
• Sensor Output: NPN Open Collector
• Supply Voltage Range Dc: 12V To 24V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

SENSING CHARACTERISTICS (TYPICAL)
Parallel deviation
Sensing field
Sensing field
PRECAUTIONS FOR PROPER USE
Mounting
• The tightening
1,000
400
300
200
100
torque should be
0.5N m or less.
500
4
3
2
1
0
0
100
20
0
40
CX-29
CX-22
CX-24
Left
Left
Left
Operating point ?(mm)
Operating point ?(mm)
This product is not a safety sensor. Its use is not
intended or designed to protect life and prevent body
injury or property damage from dangerous parts of
machinery. It is a normal object detection sensor.
50
10
Operating point ?(mm)
20
200
White non-
glossy paper
Sensor
#
Center
Center
200
White non-
glossy paper
Sensor
Center
#
0
0
200mm
0
L
200mm
L
Retroreflective type
Diffuse reflective type
Diffuse reflective type
Sensor
50
10
Right
Right
20
Reflector
(RF-230)
Right
#
L
100
20
40
Angular deviation
Correlation between sensing object size and sensing range
Correlation between sensing object size and sensing range
400
300
200
100
800
400
0
0
4
3
2
1
0
40
Reflector (RF-230)
Sensor
Left
deviation
Sensor
angular
White non-glossy paper
side length a (mm)
Operating angle $ ( )
White non-glossy paper
side length a (mm)
M3 (length 12mm)
screw with washers
50
50
20
$
L
Center
100
100
0
Sensor
Sensor
Reflector (RF-230)
Reflector
angular
deviation
Sensor
angular
deviation
Reflector
angular
deviation
a
White non-
glossy paper
a
White non-
glossy paper
L
L
Sensor
150
150
MS-CX2-1
(Optional)
20
amm
amm
Right
$
L
200
200
40
Parallel deviation
1,000
500
Operation mode switch
Others
• Do not use during the initial transient time (50ms) after the
• When connecting the mating cable to the plug-in connector
0
100
CX-28IR
power supply is switched on.
type sensor, the tightening torque should be 0.4N m or less.
D
D
As the sensing object size becomes smaller
than the standard size (white non-glossy paper
200
shown in the left graph.
(
As the sensing object size becomes smaller
than the standard size (white non-glossy paper
200
shown in the left graph.
(
Reflector
(RF-230)
Sensor
For plotting the left graph, the sensitivity
has been set such that a 200
white non-glossy paper is just detectable at
a distance of 800mm.
For plotting the left graph, the sensitivity
has been set such that a 200
white non-glossy paper is just detectable at
a distance of 300mm.
#
Left
Operating point ?(mm)
L
50
200mm), the sensing range shortens, as
200mm), the sensing range shortens, as
L
L
Center
0
Light-ON mode is obtained when the switch is turned
fully counterclockwise.
Dark-ON mode is obtained when the switch is turned
fully clockwise.
Retroreflective type
50
Right
Refer to P.820l for general precautions.
100
Angular deviation
1,000
500
0
40
200mm
200mm
Sensor
Left
Operating angle $ ( )
CX-20
20
Reflector
(RF-230)
deviation
Sensor
angular
deviation
Sensor
angular
Reflector
angular
deviation
$
L
Center
)
)
0
Reflector
angular
deviation
Reflector
(RF-230)
$
Sensor
20
Right
L
167
40