Pepperl+Fuchs RLK39-8-2000-Z/31/40a/116

Diffuse mode sensor
SKU: RLK39-8-2000-Z/31/40a/116
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The Diffuse mode sensor utilizes infrared light to detect objects within its sensing range. This sensor features a switchable light/dark ON configuration and includes a built-in timer function, making it versatile for various applications.

All description
Manufacturer: Pepperl+Fuchs
Description:

The Diffuse mode sensor belongs to a category of photoelectric sensors designed for reliable object detection in a variety of industrial environments. These sensors operate by emitting infrared light, which reflects off an object back to the sensor, allowing it to determine the presence or absence of that object. The ability to switch between light and dark ON modes enhances flexibility, enabling users to adapt the sensor’s functionality to specific operational requirements.

Common applications for diffuse mode sensors include packaging, assembly line automation, and material handling, where precise detection of objects is critical. With a high degree of protection rated at IP67, these sensors are also suitable for use in harsh conditions, ensuring robust performance against dust and moisture. The integrated timer function further optimizes the sensor’s adaptability, allowing for timed operations in various automated processes.

Storage temperature -40 … 70 �C (-40 … 158 °F)
Time delay before availability 300 ms
Switching type light/dark on
Switching frequency 25 Hz
Switching power DC: max. 90 W AC: max. 750 VA
MTTFd 803 a
Operating voltage 12 … 240 V DC
24 … 240 V AC (50 … 60 Hz)
Connection terminal compartment PG9, 2.5 mm2
Housing depth 75 mm
Scope of delivery Mounting aid
Housing width 25 mm
Function indicator LED yellow: switching state
LED red: pre-fault indication
Ambient light limit IEC / EN 60947-5-2 , 10000 Lux
Housing height 64 mm
Switching current max. 3 A
Protection class II, rated voltage 250 V AC with pollution degree 1-2 according to IEC 60664-1 Caution!
The protection class 2 is only valid when the terminal compartment is closed. output circuit has basic insulation to control circuit according to IEC/EN 61140
Light type modulated infrared light
Adjustment range 200 … 2000 mm
Timer function On-/off-delay or pulse extension on choice
No-load supply current 50 mA
Mass approx. 110 g
Approvals CE
Light source IRED
Power consumption 3 VA
Ambient temperature -25 … 55 °C (-13 … 131 °F)
CCC approval Certified by China Compulsory Certification (CCC)
Diagnostic Coverage (DC) 0 %
Switching voltage max. 240 V AC ; 150 V DC
Response time 20 ms
Reference target standard white 200 mm x 200 mm
Control elements Sensing range adjuster, light-on/dark-on changeover switch
Directive conformity EMC Directive 2004/108/EC
Degree of protection IP67
Signal output 1 relay output
Mission Time (TM) 20 a
EAC conformity TR CU 020/2011
TR CU 004/2011
Detection range 0 … 2000 mm
Control elements switch for timer function
Ripple 10 %
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