SICK WE34, Operating Instructions Manual

Page: 5 / 131

1 General safety notes
1.1 Safety notes
■
Read the operating instructions before commissioning.
■
Connection, mounting, and setting may only be performed by skilled per‐
son.
■
2006/42/EC
NO
SAFETY
Not a safety component in accordance with the EU Machinery Directive.
■
When commissioning, protect the device from moisture and contamination.
■
These operating instructions contain information required during the life cycle of
the sensor.
2 Notes on UL approval
The device must be supplied by a Class 2 source of supply.
UL Environmental Rating: Enclosure type 1
3 Correct use
The WS/WE34 is an opto-electronic through-beam photoelectric sensor (referred to as
"sensor" in the following) for the optical, non-contact detection of objects, animals, and
persons. A sender (WS) and a receiver (WE) are required for operation. If the product is
used for any other purpose or modified in any way, any warranty claim against SICK AG
shall become void.
4 Operating elements and status indicators
Table 1: Display and operating elements
WE34-Bx4x
t
2
t
2
t
1
t
1
t
1
+ t
2
t
0
PNP
NPN
D
H
1
2
3
6
4
5
7
1
Yellow LED indicator
2
Potentiometer: sensi‐
tivity adjustment
WE34-Xx3x
PNP
NPN
D
H
1
2
3
4
1
Yellow LED indicator
2
Potentiometer: sensi‐
tivity adjustment
WE34-Rx4x
t
2
t
2
t
1
t
1
t
1
+ t
2
t
0
D
H
1
2
3
5
4
6
1
Yellow LED indicator
2
Potentiometer: sensi‐
tivity adjustment
WE34-Rx3x
D
H
1
2
3
1
Yellow LED indicator
2
Potentiometer: sensi‐
tivity adjustment
GENERAL SAFETY NOTES
1
8009200.11O1 | SICK
Subject to change without notice
5