Datasheet

13
Type Adjustable range refl ective
Small spot
Model No.
NPN output CX-441 CX-443 CX-444 CX-442
Item PNP output CX-441-P CX-443-P CX-444-P CX-442-P
Adjustable range (Note 2) 20 to 50 mm 0.787 to 1.969 in 20 to 100 mm 0.787 to 3.937 in 40 to 300 mm 1.575 to 11.811 in
Sensing range (with white non-glossy paper) 2 to 50 mm 0.079 to 1.969 in 15 to 100 mm 0.591 to 3.937 in 20 to 300 mm 0.787 to 11.811 in
Hysteresis
(with white non-glossy paper)
2 % or less of operation distance
5 % or less of operation distance
Repeatability Along sensing axis: 1 mm 0.039 in or less, Perpendicular to sensing axis: 0.2 mm 0.008 in or less (with white non-glossy paper)
Supply voltage 12 to 24 V DC ±10 % Ripple P-P 10 % or less
Current consumption 25 mA or less
Output
<NPN output type>
NPN open-collector transistor
• Maximum sink current: 100 mA
•
Applied voltage: 30 V DC or less (between output and 0 V)
• Residual voltage: 2 V or less (at 100 mA sink current)
1 V or less (at 16 mA sink current)
<PNP output type>
PNP open-collector transistor
• Maximum source current: 100 mA
•
Applied voltage: 30 V DC or less (between output and +V)
• Residual voltage: 2 V or less (at 100 mA source current)
1 V or less (at 16 mA source current)
Output operation Switchable either Detection-ON or Detection-OFF
Short-circuit protection Incorporated
Response time 1 ms or less
Operation indicator Orange LED (lights up when the output is ON)
Stability indicator Green LED (lights up under stable operating condition) (Note 3)
Distance adjuster 5-turn mechanical adjuster
Sensing mode BGS / FGS functions Switchable with wiring of sensing mode selection input
Automatic interference prevention function (Note 4) Incorporated
Environmental resistance
Protection IP67 (IEC)
Ambient temperature -25 to +55 °C
-13 to +131 °F (No dew condensation or icing allowed), Storage: -30 to +70 °C -22 to +158 °F
Ambient humidity 35 to 85 % RH, Storage: 35 to 85 % RH
Ambient illuminance
Incandescent light: 3,000 x at the light-receiving face
V
oltage withstandability 1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation resistance 20 M, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration resistance 10 to 500 Hz frequency, 3 mm
0.118 in double amplitude in X, Y and Z directions for two hours each
Shock resistance
500 m/s
2
acceleration (50 G approx.) in X, Y and Z directions for three times each
Emitting element Red LED (Peak emission wavelength: 650 mm
25.591 in, modulated)
Spot diameter
ø2 mm
ø0.079 in approx.
(at 50 mm
1.969 in distance)
ø6.5 mm
ø0.256 in approx.
(at 50 mm
1.969 in distance)
ø9 mm
ø0.354 in approx.
(at 100 mm
3.937 in distance)
15 mm
0.591 in approx.
(at 300 mm
11.811 in distance)
Material
Enclosure: PBT (Polybutylene terephthalate), Lens: Polycarbonate, Indicator cover: Polycarbonate
Cable 0.2 mm
2
4-core cabtyre cable, 2 m 6.562 ft long
Cable extension Extension up to total 100 m
328.084 ft is possible with 0.3 mm
2
, or more, cable.
Weight Net weight: 55 g approx., Gross weight: 65 g approx.
Notes: 1) Where measurement conditions have not been specifi ed precisely, the conditions used were an ambient temperature of +23 °C
+73.4 °F.
2) The adjustable range stands for the maximum sensing range which can be set with the distance adjuster.
The sensor can detect an object
2 mm
0.079 in [CX-444(-P): 15 mm 0.591 in, CX-442(-P): 20 mm 0.787 in], or more, away.
Actual sensing range
of the sensor: A
Sensing
object
Adjustable range: B
CX-441
/
443

CX-444

CX-442

A
2 to 50 mm
0.079 to 1.969 in
15 to 100 mm
0.591 to 3.937 in
20 to 300 mm
0.787 to 11.811 in
B
20 to 50 mm
0.787 to 1.969 in
20 to 100 mm
0.787 to 3.937 in
40 to 300 mm
1.575 to 11.811 in
3) Refer to the manual or the general catalog for operation of the stability indicator.
4) Note that detection may be unstable depending on the mounting conditions or the sensing object. In the state that this product is mounted, be sure to
check the operation with the actual sensing object.
SPECIFICATIONS
Standard type
18/07/2011