General Safety Notes; Notes On Ul Approval; Intended Use; Operating Elements And Status Indicators - SICK W4F Serie Betriebsanleitung

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General safety notes

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Notes on UL approval

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Intended use

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Operating elements and status indicators

8025300 / 2020-11-13 | SICK
Subject to change without notice
Read these operating instructions before commissioning the device.
■
■
Connection, mounting and configuration of the device must only be carried
out by qualified personnel.
■
NO
2006/42/EC
This device does not constitute a safety component as defined in the
SAFETY
Machinery Directive.
■
When commissioning the device, ensure adequate protection against mois‐
ture, contamination and UV radiation (sunlight).
These operating instructions contain information required during the life cycle of
■
the photoelectric sensor.
The device shall be supplied from an isolating transformer having a secondary overcur‐
rent protective device that complies with UL 248 to be installed in the field rated either:
a) max 5 amps for voltages 0 ~ 20 V (0 ~ 28.3 V peak), or
b) 100 / Vp for voltages of 20 ~ 30 V (28.3 ~ 42.4 V peak).
Alternatively, they can be supplied from a Class 2 power supply.
UL Environmental Rating: Enclosure type 1
The WTB4FT DoubleLine is an opto-electronic photoelectric background suppression
proximity sensor (referred to as "sensor" in the following) for the optical, non-contact
detection of objects, animals, and persons. If the product is used for any other purpose
or modified in any way, any warranty claim against SICK AG shall become void.
Photoelectric proximity sensor with background suppression.
Table 1: Operating elements and status indicators
WTB4 -xxxxxx20Axx
FT
Dou‐
ble‐
Line
1
2
4 3
BluePilot blue: sensing range display
1
Press-turn element / Potentiometer / Teach-Button: adjusting the sensing range
2
LED indicator yellow: status of received light beam
3
-xxxxxx30Zxx -xxxxxx10Zxx
2
2
4 3
GENERAL SAFETY NOTES
-xxxxxxA0Zxx
4 3
4 3
1
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