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Model
WLL180T-P/N432
M8 4-pin
WLL180T-P/N434
Consumption current
NPN/PNP open collector 100 mA/
≤ 30 V DC resistive
Load current: ≤ 100 mA
Residual voltage ≤ 1.8 V
1 P t
Control output
Light on/Dark on
Switching type in the function
1 P t
Red LED
Sensitivity setting
CAUTION
+10%
Threshold
Set the threshold to +10 % adjust
the amount of received light.
–25 ... +55 °C/35 ... 85 % RF (No freezing and no condensation) 2)
Store temperature/humidity
–40 ... +70 °C/35 ... 85 % RF (No freezing and no condensation)
10 ... 55 Hz amplitude 1.5 mm 2 hours for each direction x, y, z
Reflection type: Perform adjustment
with background without object or
when there is an object.
Zone Teach-in
IP 50 3)
2-Point Teach-in
Material
PC
Weight
Cable type: 71 g, M8 Connector type: 25 g
3)
S t o P
The threshold flashes and the
display returns to normal.
The threshold flashes and the
display returns to normal.
External input setting
(Teach-in/Test/Sync)
Operating temperature/humidity
2)
End: Press the Teach-in button.
1 2 3
0, 1 ms–9999 ms
Setting input
1)
S t r t
1 2 3
Off delay, On delay, One shot, On/Off delay, On shot delay
Timer time
Shock resistance
• It is dangerous to wire or attach/remove the connector
with the power on. Make sure to turn off the power
before operation.
• Make sure to use the product with the protective cover
attached and closed.
• Installing in the following places may result in
malfunction:
1. A dusty or steamy place.
2. A place generating corrosive gas.
3. A place directly receiving scattering water or oil.
4. A place suffered from heavy vibration or
impact.
• The product is not designed for outdoor use.
• This product is not an explosion-proof construction. Do
not use the product under flammable, explosive gas or
liquid environment.
• Do not use the product in water.
• Do not disassemble, repair, or convert the product.
Failure to do this may cause failure, fire, or electric
shock.
• Operate within the rated range.
• Keep the packing box carefully.
• No safety component in accordance with EU machine
guidelines.
A u t o
A u t o
IR LED
Protective category

Press the Teach-in button.
Teach-in/Manual adjustment
Timer function
Safety Precautions
Start: Press the Teach-in button.
Through beam type:
Perform adjustment
when there is an
object.
Output indicator light: Orange (Q1)
7-segment 8-digit display
Indicator light/
Display
Carefully read and understand the safety precautions before operation.
The important information is provided to protect your health and property.
Do not apply any other installing or operating procedure other than that
described in these operating instructions.
S t r t
Select the 1-Point Teach-in.
Incorporated
Light source
Through beam type/Reflection type
Start and End: Perform adjustment while
the object is passing.
Select the auto Teach-in.
A u t o
Response time
Short-circuit protection
Subject to change without notice
Reflection type: Perform
adjustment when the background without object.
≤ 50 mA/24 V
16 μs/70 μs/250 μs/2 ms/8 ms
(fastest/fast/standard setting/high accuracy/super long range)
Output method
WLL180T
Press Teach-in button for 3 sec.
Reflection type
1st: Perform adjustment
when there is an object.
Press Teach-in button for 3 sec.
12 ... 24 V DC ± 10 %, class 2 power supply
Max. ambient temperature: +55 °C
UL enclosure Type 1
Press Teach-in button for 3 sec.
Select the zone Teach-in.
Z o n E
Select the 2-Point Teach-in.
2 P t
1 P t
Each Part
Press the Teach-in button.
1. Point: Press the Teach-in button.
Output Indicator (Orange)
2 P t
Select Button
Lock Lever
Z o n E
1 P t
2nd: Perform adjustment
background without object.
2. Point: Press the Teach-in button.
2 P t
Z o n E
Near
Upper limit
10%
Threshold
Sensing
Level
Threshold
g o o d
10%
Lower
Far
2 P t
Zone
2011-01 GO GO
Press Teach-in button for 3 sec.
1-Point Teach-in
WLL180T-P/N474
12 ... 24 V DC including a ripple 1)
Power source, voltag
Auto-Teach-in
Adjustment
Standard type
Cable type
Set the zone (detection range) to ±10%.
Display
Mode Button
Teach-in Button
1 2 3
Through beam type/Reflection type:
Execute Teach-in without objekt.
The threshold flashes and the
display returns to normal.
Installation of Amplifier
The threshold flashes and the
display returns to normal.
1st
Threshold
Attaching and removing to/from DIN rail
2nd
Attachment of sensor unit:
Hook the claw on the connecting side of fiber cable
to the DIN rail. Then press down the hook until it
locks.
Set the threshold at the center
between the 1st and 2nd points.
Diffuse type:
Execute Teach-in without objekt.
Use reflector.
Reflector
Press Teach-in button for 3 sec.
Removal of sensor unit:
Pushing the unit to the direction of, hold up the
connecting side of fiber cable and remove the unit.
This product must not be used as a safety device to
protect human body.
Teach-in transparent object
2
1
g L A S
3
Press the Teach-in button.
How to connect the fiber cables
Input/Output Schematic
Main circuit
Load
Brown
4
2
Blue
3
Brown
1
Black
4
White
2
Blue
3
Control
output
 Open fiber lock lever.
 Insert fiber into holes to stop.
g L A S
 Return fiber lock lever until it stops.
Insertion sign of Fiber cable
External
input
Fine fiber
 Turn adapter cap anticlockwise completely,
then appropriately insert the fiber.
Be locked by turning adapter cap clockwise.
 Cut the excess fiber with fiber cutter.
Cut position
Adapter cap
C
o F F
o n
3 5 0
Turn off Zero reset.1)
4.8 Floodlight power setting
¦¦¦¦¦¦
S P o r
Light intensitiy can be chosen
from the three levels.
TOP
¦¦¦¦¦¦
Turn on Zero reset.
¦¦¦¦
Select a display method of normal
main sub monitor.
and fix by .
Select by using
The screen returns to the top of display
setting.
4.2 Display setting
Automatically returns to
the normal display
5 seconds after completion of
the setting (no operation).
d I S P
d I g
TOP
4.3 Eco mode
Error display in Teach-in
E c o
An error message is displayed in the event of error during adjustment.
Refer to the table below for readjustment.
E r r 2
Sensing level is saturated
E r r 3
Difference of sensing level between two points is
too small
4.4 Reverse display
t u r n
TOP
2. Response speed setting
r E S P
L o n g
TOP
Select an operation mode.
Select by using
and fix by .
The screen returns to the top of operation
setting.
L
o
n
ON when light comes in.1)
d
o
n
ON when light is blocked.
Fastest setting 16 μs
F A S t
Fast setting 70 μs
S t n d
Standard setting 250 μs 1)
L o n g
High accuracy 2 ms
S u P r
3. Timer setting
d E L y
TOP
4.5 Hysteresis setting
H y S
Select a response speed.
and fix by .
Select by using
The screen returns to the top of response
speed setting.
H i g h
Off delay
On delay
4.6 Input setting
t E S t
Test input
S y n c
Synchronization
o n
n o
y E S
TOP
TIPP
6. End of setting
E n d
Returns to the normal display.
Initialize
L2
2
All inputs locked
–
Ø
2.
3
All inputs locked, except
external input
18.8
10
Ø 3.8 4 core 2 m
7
Ø
4.10 End of Detail Setting
(Expert mode)
55.4
4.2
E P r t
Returns to the top of detail setting (Expert mode).
3.55
Precautions for function setting
M8 4-pin connector
C
B
Options
Returning to normal display with one button
Pressing the
button for 2 seconds or more in setting a function returns to normal
display (RUN mode) without using the menue point End.
.
Hold down the
buttons for 2 seconds or more simultaneously in the RUN mode.
Operate in the same way to cancel as well.
In locking
L o c
When cancelled
3 0 0
u n L c
Non-use of ASC 1)
Automatically adjust threshold
along with the surroundings
Automatically set threshold even after sensors
are cleaned.
BEF-EB01-W190
Specifications and equipment are subject to change without any
obligations on the part of manufacture.
For further information regarding configuration menue and Teach-in
function please take note of the application manual or www.sick.com.
Key lock
Locks all inputs according to the selected level in 4.11.
Useful to prevent accidental operation.
3 0 0
Threshold value will be automatically reset as the sensor continuously monitors returned
light.
Sudden change of returned light, like cleaning of lens, will trigger reset of the best threshold
computed in the circuit (SAM circuit).
External Teach-in
The external teach-input must be activated for > 200 ms to perform a teach-in
(ET to > 10 V ... < UV for PNP devices; ET to 0 V for NPN devices).
0 0 0 1
Not initialize 1)
.
Set up ASC (Automatic Sensitivity Control).
and fix by .
Select by using
Return to the top of ASC setting.
o F F
o F F
Reset all settings to the factory default.
and fix by .
Select by using
The screen returns to the top of initialization
setting.
Open angle
approx. 180°
Select by using
and fix by .
Return to the top of lock level setting.
L1
E n d
3.55
Key-lock level
L 1
SAM Circuit (ASC = Automatic Sensitivity Control)
4.7 ASC setting
On shot delay
Moves to the detailed setting menu.
68.9
3
Avoid saturation of the amount of light received.
The screen returns to the top of extern
input function setting.
o n S h
A
10.5
Set in the low power
• 1) means factory default setting
• Unavailable settings are not indicated automatically
These are not any troubles and failures.
• Hold down the operation button for approx. 0.3 seconds if not especially specified.
• The sub monitor starts flashing when each setting selection becomes available.
5
Ext. Teach-in 1)
On/Off delay
Settings are only for tuning on (ON) or
turning off (OFF).
Set in the middle power
End Unit
and fix by
r t c h
One shot
E P r t
n o
Display upside-down
o n o F
TOP
r S E t
Normal display 1)
o n
S h o t
o F d y
TOP
o f f
Selection of input function.
and fix by
Select by using
Input
I n P t
TOP
Timer time setting 0, 1–9999 (0,1 ms–9999 ms)
is for time changing and
is to
fix. Then the screen returns to timer setting
top.
5. Initialization setting
(Initial reset)
Activate energy saving mode
P
A S c
4. Detailed setting
(Expert mode)
o n
Hysteresis 1 … 40% of nominal value.
Timer off 1)
o n d y
Set on standard 1)
27.8
Deactivate energy saving mode1)
is for value change, and
is
to fix. The screen returns to the top of
hysteresis setting.
Select a timer and the time.
and fix by .
Select by using
OFF moves to the top of timer setting and
others move to the timer setting.
o F F
L o c L
.
o f f
Select hysteresis.
Select by using
P 5
TOP
Super long range 8 ms
o F d y
Displayed in percent (%) display.
4.9 Lock Level
TOP
Display is reversed.
and fix by .
Select by using
The screen returns to the top of reverse
display setting.
o f f
TOP
o n
P c t
TIPP
(Unit: mm)
Display is switched off after 20 sec.
To activate press any button.
Press the mode button for 3 sec.
L
Displayed in bar display.
Activate energy saving mode.
and fix by
Select by using
The screen returns to the top of eco
mode setting
o f f
TOP
Function Setting
L – – d
Displayed in numeric display.1)
¦¦
37.3
10.4
Sensing level is too low
d I g
b A r
12.2
and fix by .
Select by using
Return to the of floodlight power setting.
Ø 8.6
TOP
16.1
o F S t
 Normal
WLL180T
Ø 8.6
4.1 Zero-reset setting
Dimensional Drawing
B
7.7
Set the displayed value on the main
monitor to „0.“
and fix by .
Select by using
The screen returns to the top of zero reset
setting.
33.2
A
34.6
Manual adjustment
E r r 1
Threshold is set at 90% of
returned light level.
How to use fine fiber
External
input
0V
The threshold flashes and the
display returns to normal.
4.3
12~24 V DC
Control
output
With Coaxial reflection fiber, set single core fiber or white-lined fiber to the emitter.
Then set Multi wick fiber to the receiver.
8
12 24 V DC
External Input
0V
Control output
CAUTION
0V
Pressing the select button flashes the threshold. It indicates that
adjustment is possible. Adjust to any value using the select buttons.
1. Operation setting
Through beam type/Reflection type:
Execute Teach-in without objekt.
g o o d
2
8
Load
Main circuit
1
2
3
4
Pin layout
3 0 0
1
Fiber cable
(Approximately 15 mm)
Protection
Circuit
Protection
Circuit
PNP
Black
White
12~24 V DC
5.7
NPN
1
Threshold is set at 90% of
returned light level.
g L A S