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.
10 Maintenance
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.
11 Technical data
WFE -030xxxxxxx -050xxxxxxx -080xxxxxxx -120xxxxxxx -180xxxxxxx
Fork width 30 mm 50 mm 80 mm 120 mm 180 mm
Smallest
detectable object
(MDO)
0.5 mm
Type of light Visible red light
Supply voltage U
B
10 ... 30 V DC
1)
Ripple < 10%
Power consump‐
tion
2)
< 20 mA
Switching output Push Pull
Output current
I
max.
100 mA
Voltage output Push/pull: High = V
S
- < 2 V / Low: ≤ 2V
Hysteresis < 0.1 mm
-120xxxxxx/-180xxxxxx: <0.2mm
Switching fre‐
quency
5 kHz
3)
Max. response
time
100 μs
4)
Stability of
response time
± 20 μs
Initialisation time 100 ms
Enclosure rating IP 65 / IP 67
MAINTENANCE 10
8025247 / 2020-11-09 | SICK
Subject to change without notice
9