Safety Information; General Safety Notes; Notes On Ul Approval; Intended Use - SICK PowerProx Micro WTT2SL Manual Del Usuario

2

SAFETY INFORMATION

2 Safety information
2.1

General safety notes

2.1.1 Safety notes
en
2.2

Notes on UL approval

2.3

Intended use

2.4

Improper use

22 O P E R A T I N G I N S T R U C T I O N S | PowerProx Micro - WTT2SL(C)
Read the operating instructions before commissioning.
■
■
Connection, mounting, and setting may only be performed by skilled per‐
son.
■
NO
2006/42/EC
Not a safety component in accordance with the EU Machinery Directive.
SAFETY
■
When commissioning, protect the device from moisture and contamination.
These operating instructions contain information required during the life cycle of
■
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 WTT2SL(C) is an opto-electronic photoelectric proximity sensor (referred to as
"sensor" in the following) for the optical, non-contact detection of objects.
The system designer must provide measures to ensure the safety of persons and
systems in accordance with the legal guidelines.
SICK AG assumes no liability for losses or damage arising from the use of the product,
either directly or indirectly. This applies in particular to use of the product that does not
conform to its intended purpose and is not described in this documentation.
• The device does not constitute a safety-relevant device according to the EC Machi‐
nery Directive (2006/42/EC).
• The device must not be used in explosion-hazardous areas.
•
Any other use that is not described as intended use is prohibited.
• Any use of accessories not specifically approved by SICK AG is at your own risk.
The device is not suitable for the following applications (this list is not exhaustive):
• As a safety device to protect persons, their hands, or other body parts
•
Underwater
•
In explosion-hazardous areas
• Outdoors, without additional protection
8021879.1CXK /2021-09-20 | SICK
Subject to change without notice