Maintenance; Technical Specifications - SICK WTF4F Instrucciones De Uso

10

MAINTENANCE

10 Maintenance
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Technical specifications

Recommended sensing range for the best performance
Sensing range max.
Light spot diameter/distance
Supply voltage U
B
Ripple
Output current I
max.
Current consumption
Switching frequency
Max. response time
Enclosure rating
Protection class
Circuit protection
Ambient operating temperature
1) Object with 90 % remission (based on standard white DIN 5033)
Limit values. U connections reverse-polarity protected. Residual ripple max 5 V
2)
B
3) With light / dark ratio 1:1
4) Signal transit time with resistive load
5) Reference voltage DC 50 V
6) A = U -connections reverse polarity protected
B
B = inputs and output reverse-polarity protected
D = outputs overcurrent and short-circuit protected
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NOTE
Disposal of batteries, electric and electronic devices
• According to international directives, batteries, accumulators and electrical or
electronic devices must not be disposed of in general waste. •
The owner is obliged by law to return this devices at the end of their life to the
respective public collection points.
•
WEEE: This symbol on the product, its package or in this document,
indicates that a product is subject to these regulations.
SICK sensors are maintenance-free.
We recommend doing the following regularly:
• Clean the external lens surfaces
• Check the screw connections and plug-in connections
No modifications may be made to devices.
Subject to change without notice. Specified product properties and technical data are
not written guarantees.
WTF4FD
40 mm ... 60 mm
5 mm ... 100 mm (Typ)
2 x (0,5 x 1,5 mm) (50 mm) (Typ)
DC 10 ... 30 V
≤ 5 Vss
≤ 100 mA
25 mA
750 Hz
3)
650 µs
4)
IP66, IP67
III
5)
A, B, D
6)
–40 °C ... +60 °C
PP
1)
2)
8025301 / 2020-11-13 | SICK
Subject to change without notice