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GM04PB2 Gloss Sensor

Available from stock
These sensors are capable of differentiating between surfaces with glossy and matte finishes. This allows for the monitoring of paint and adhesive layers, as well as drying status.

Optical Data

Working Range 5 ... 40 mm
Light Source Laser (red)
Wavelength 650 nm
Service Life (T = +25 °C) 100,000 h
Laser Class (EN 60825-1) 1
Max. Ambient Light 10,000 Lux
Light Spot Diameter see Table 2

Electrical Data

Supply Voltage 10 ... 30 V DC
Current Consumption (Ub = 24 V) < 20 mA
Switching Frequency 1,900 Hz
Switching Frequency (interference-free mode) 1,200 Hz
Response Time 0.26 ms
Response time (interference-free mode) 0.4 ms
Temperature Drift < 5 %
Temperature Range -25 ... 60 °C
Switching Output Voltage Drop < 2.5 V
PNP Switching Output/Switching Current 100 mA
Short Circuit Protection yes
Reverse Polarity Protection yes
Overload Protection yes
Protection Class III
FDA Accession Number 0820517-000
IO-Link Version 1.1
Interface IO-Link V1.1

Mechanical Data

Setting Method Potentiometer
Housing Material Plastic, ABS
Plastic, PBT
Optic Cover Glass
Full Encapsulation yes
Degree of Protection IP67
Connection M12 × 1; 4-pin
Weight 33 g

General Data

Scope of delivery 1 × initial start-up instructions
1 × sensor

Output

PNP NO yes
IO-Link yes

Adjustable parameters

Circuit NC
NC/NO
NO
All other parameters can be found in the product documentation.

Standards and certificates

B_SYM_CE_01.pdf B_SYM_CE_01.pdf B_SYM_CE_01.pdf B_SYM_CE_01.pdf B_SYM_CE_01.pdf B_SYM_CE_01.pdf B_SYM_CE_01.pdf

Table 1

Remission from Object > 30 % ~ 18 % ~ 6 %
Ideal Working Distance 20 mm 15 mm 10 mm
Working Range ± 15 mm ± 10 mm ± 5 mm
Table 2
Working Distance 20 mm 15 mm 10 mm
Spot Size 6 × 20 mm 4,5 × 15 mm 3 × 10 mm

Connection Diagram

Ideal Working Distance

a = working distance
b = Working Range

Ctrl. Panel

01 = Switching Status Indicator
05 = Switching Distance Adjuster

Dimensioned Picture

Dimensions specified in mm (1 mm = 0.03937")
1 = Transmitter Diode Screw M4 = 1 Nm

Complementary Products

  • IO-Link Master
  • Software
Initial start-up instructions
Operating instructions
Product description file
Product description file
wenglor-GM04PB2-20250307-IODD1.1.zip
Interface protocol
Interface protocol
Interface_Protocol_IO-Link_Parameter_Process_Data_GM04Px2.pdf
Declarations of Conformity / Approvals

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