- 1 -
SET
NO/NC
(3sec)
MODE
LR-W series
STB C I
96M13827
Full-Spectrum Sensor
LR-W70(C)
Instruction Manual
Read this manual before using the product in order to achieve maximum performance.
Keep this manual in a safe place after reading it for future reference.
The following symbols alert you to important messages. Be sure to read this section carefully.
Indicates a hazardous situation which, if not avoided, could result in death
or serious injury.
Indicates a situation which, if not avoided, could result in product damage
as well as property damage.
1. Introduction
1-1 Safety Precautions
• This product is only intended to detect object(s). Do not use this product
for the purpose of protecting a human body or a part of the human body.
• This product is not intended for use as an explosion-proof product. Do not
use this product in a hazardous location and/or potentially explosive
atmosphere.
• This product uses DC power. The product may explode or burn if an AC
voltage is applied.
• Do not wire this product along with power lines or high-tension lines. Doing
so may lead to product malfunctions or damage due to noise.
• Do not use this product outdoors or in a place where extraneous light can
enter the light-receiving element directly.
1-2
Precautions on Regulations and Standards
CSA Certificate
This product complies with the following CSA and UL standards and has been certified by CSA.
Be sure to consider the following specifications when using this product as a CSA-certified
product.
• Applicable standards: CAN/CSA C22.2 No. 61010-1,
UL61010-1
• Use one of the following types of power supplies.
A CSA/UL certified power supply that provides Class 2 output as defined in the CEC (Canadian
Electrical Code) and NEC (National Electrical Code) or a CSA/UL certified power supply that
has been evaluated as a Limited Power Source as defined in CAN/CSA-C22.2 No.
60950-1/UL60950-1.
• Use this product at an altitude of 2000 m or less.
• Overvoltage category: I
• Pollution degree: 3
• Indoor use only.
CE Marking
KEYENCE Corporation has confirmed, on the basis of the following specifications, that this
product complies with the essential requirements of the applicable EU Directive. Be sure to
consider the following specifications when using this product in a member state of the
European Union.
EMC Directive
• Applicable standard: EN60947-5-2, Class A
These specifications do not give any guarantee that the end-product with this product
incorporated complies with the essential requirements of the EMC Directive. The manufacturer
of the end-product is solely responsible for confirming the compliance of the end-product itself
according to the EMC Directive.
Low-voltage directive
• Applicable standard: EN62471
1-3 Package Contents
• Sensor
• Instruction manual
1-4 Specifications
1-5 Part Functions
WARNING
NOTICE
WARNING
NOTICE
[SET] button
The operation of this button varies depending
on the sensitivity adjustment method.
( pages 3 to 5)
Indicator
Off: Output off
Orange: Output on
Red (flashing): Error
Green: Master
calibration reference
registered
Function Indicators
STB:
Illuminates green when receiving stable light
C: Illuminates green when using C/C+I mode
I: Illuminates green when using C+I/Super I mode
[] button
Press (1s or less)
Adjusts setting value
( pages 3 to 5)
Hold (3s or more)
Switches between N.O./N.C.
( page 2)
[] button
Press (1s or less)
Adjusts setting value
( pages 3 to 5)
Hold (3s or more)
Switches to the setting screen
( page 6)
LR-W70 LR-W70C
2 m cable type 4-pin M12 connector type
Power supply
voltage
Current
consumption
*4
Control output
External input
Enclosure
ratings
Ambient light
Ambient
temperature
Ambient
humidity
Shock
resistance
Vibration
resistance
Approx. 130 g
(including cable)
Approx. 75 g
Model
Response time
*1*2*3
Mater ial
Weight
Protection circuit
I/O
*5
Environmental
resistance
Power
supply
Timer function
Mutual interference
reduction function
Light source
Min. spot size
Detectable distance
-20 to +50°C (no freezing)
30 to 70 mm
Approx. 1.6x2.9 mm at 50 mm
200 μs
/1 ms
/10 ms/100 ms/500 ms selectable
White LED
Up to 2 units with alternate frequencies set
IP65/IP67 (IEC60529)
Incandescent lamp: 10000 lux or less
Sunlight: 20000 lux or less
OFF/ON delay/OFF delay/One-shot
10 to 30 VDC, including 10% ripple (P-P), Class 2 or LPS
60 mA or less at 24 V (without load),
110 mA or less at 12 V (without load)
NPN open collector/PNP open collector selectable,
30 V or less, 50 mA or less, residual voltage: 2 V or less,
N.O./N.C. selectable
Tuning /Transmission OFF selectable,
Short-circuit current: NPN: 1 mA or less, PNP: 2 mA or less,
For the applied voltage, see the wiring diagrams
( page 2 in the instruction manual),
For the input times, see the time charts
( page 7 in the instruction manual)
Protection against reverse power connection, power supply surge,
output overcurrent, output surge, and reverse output connection
*5 IO-Link specification v.1.1/COM2 (38.4 kbps) is supported.
You can download a setup file from the KEYENCE website (http://www.keyence.com). If you
are using the product in an environment in which you cannot download files over the Internet,
contact your nearest KEYENCE office.
35 to 85%RH (no condensation)
10 to 55 Hz Double amplitude 1.5 mm in the X, Y, Z axis
directions respectively, 2 hours
Case: Zinc die cast (Nickel chrome plating)
Indicator cover: PPSU
Buttons: PES
Lens cover and display: PMMA (scratch-resistant coating)
Cable bushing (2 m cable type only): PBT
Cable (2 m cable type only): PVC
Connector ring (4-pin M12 connector type only): PMP
Connector socket (4-pin M12 connector type only): PEI
1,000 m/s
2
in X, Y, Z axis directions respectively 6 times
*1 When you set an alternate frequency, the response time becomes approximately 20%
slower.
*2 500 us/ 2.5 ms/ 20 ms/ 200 ms/ 999 ms (when using Difference Monitoring)
*3 400 us/ 2 ms/ 20 ms/ 200 ms/ 999 ms (when using 2-Point Matching)
*4 180 mA or less (at 10 V, with load)
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