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  6. WT23L: Laser technology for detection of very small objects

SICK WT23L: Laser technology for detection of very small objects Product information

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WT23L: Laser technology for
detection of very small objects
Increased availability due
to the simplified technology
Benefi ts
Very small light spot: 2 mm at 400 mm
Visible red light
Precise background suppression
Laser class 1
Maximum process reliability
Secure against the effects of ambient light and
not affected by adjacently mounted sensors
Operating temperatures: –10 °C ... +45 °C
Stable and reproducible in application
WT23L-F430 Laser Photoelectric proximity switch, background suppression – DC
Dimensional drawing
Scanning distance typ. max. 50 … 800 mm
1)
Background suppression
Adjustment of operating distance Potentiometer
Light source
2)
, light type Laser LED,
red light
Light spot diameter Approx. 2 mm at 400 mm distance
Supply voltage V
S
10 ... 30 V DC
3)
Switching outputs PNP, antivalent
Output current I
A
max. 100 mA
Response time
4)
25 ms
Switching frequency
5)
50 Hz
Connection type Plug, M12, 4-pin
VDE protection class
6)
Laser class 1 (EN 60 825-1)
Circuit protection
7)
A, B, C
Enclosure rating IP 65
Ambient temperature Operation – 10 °C ... + 45 °C
Housing material ABS
Technical data WT23L- F430
1)
Object with 90 % remission (based on
standard white to DIN 5033)
2)
Average service life 50,000 h
at T
A
= +25 °C
3)
Limit values, operation in short-circuit
protected network max. 8 A
4)
Signal transit time with resistive load
5)
With light/dark ratio 1:1
6)
Reference voltage 50 V DC
7)
A = V
S
connections reverse-polarity
protected
B = All outputs short-circuit protected
C = Interference pulse suppression
5.2
5
max.
16
80
40
50
53.5
24.6
18
43.5
5
50.5
61
70
2
3
4
6
5
1
Connection type
L+
Q
Q
M
Standard direction of the material being scanned
LED indicator; power on and status of received
light beam
Optical axis, sender
Optical axis, receiver
Mounting hole Ø 5.2 mm
Adjustment of scanning distance: Poti
3
2
1
4
5
Type
Order no.
Order information
WT23L-F430
1045643
6
2008-09-12 ∙ GO/GO ∙ Printed in Germany (2008-09) ∙ Subject to change without notice ∙ 01 lin en32
Great Britain
Phone +44 (0)1727 83 11 21
E-Mail [email protected]
USA
Phone +1(952) 941-6780
tollfree +1-800-325-7425
E-Mail info@sickusa.com
Australia
Phone +61 3 9497 4100
tollfree +1800 33 48 02
E-Mail [email protected]
More representatives and
agencies in all major industrial
nations at
www.sick.com
SICK AG | Waldkirch | Germany | www.sick.com
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