Safety Information; General Safety Notes; Notes On Ul Approval; Intended Use - SICK WLA26 Serie Instrucciones De Uso

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Safety information

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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 and status indicators

8020357.1DS8/2021-11-24 | SICK
Subject to change without notice
Read the operating instructions before commissioning.
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Connection, mounting, and configuration may only be performed by trained
specialists.
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NO
2006/42/EC
Not a safety component in accordance with the EU Machinery Directive.
SAFETY
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Do not install the sensor at locations that are exposed to direct UV radiation
(sunlight) or other weather influences, unless this is expressly permitted in the
operating instructions.
When commissioning, protect the device from moisture and contamination.
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These operating instructions contain information required during the life cycle of
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the 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 WLA26 is an opto-electronic photoelectric retro-reflective sensor (referred to as
"sensor" in the following) for the optical, non-contact detection of objects, animals, and
persons. A reflector is required for it to function. If the product is used for any other
purpose or modified in any way, any warranty claim against SICK AG shall become void.
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SAFETY INFORMATION
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