Object detection in secondary packaging
SECONDARY PACKAGING
In secondary packaging processes such as cartoning, tray packing and case packing, reliable object detection is essential to ensure smooth material flow and to prevent missing or mispositioned products. Typical tasks include detecting cartons before closing, verifying product presence during grouping and confirming complete layers prior to case packing.
A scalable sensing approach allows packaging machines to handle standard detection tasks efficiently while also covering more demanding applications. Entry‑level photoelectric sensors provide a cost‑effective solution for carton presence detection, while advanced optical and ultrasonic sensors support high‑speed and challenging applications. This improves line stability, reduces downtime and increases OEE in secondary packaging lines.
Key benefits
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Efficient detection for standard applications
Entry‑level photoelectric sensors reliably detect carton presence before closing or sealing, ensuring that empty or misfed cartons are identified early in the process. -
High performance for case packers
Advanced optical sensors enable fast and accurate detection of products, groups or layers in case packing applications, even at high throughput and with challenging surfaces. -
Reliable detection where optics are not suitable
Ultrasonic sensors provide consistent presence detection regardless of color, transparency or surface finish, making them ideal for mixed, reflective or irregular packaging. -
Improved line stability and reduced downtime
Reliable object detection prevents empty cartons, incomplete cases and machine stops, supporting continuous and predictable secondary packaging operations. -
Flexible and scalable sensor concept
The combination of entry‑level, advanced optical and ultrasonic technologies allows packaging machines to scale from basic carton detection to high‑performance case packing without redesign.
Through-beam sensors
- Series
- R072K
- Dimension
- 12 x 41.4 x 22.7 mm
- Interface
- PNP: NO/NC
- Principle of operation
- Photoelectric sensor
- Principle of optical operation
- Through-beam sensor
- Beam characteristic
- Divergent
- Light type
- LED, red light
- Light spot size
- Ø 70 mm at 2 m
- Range
- 0...20 m
- Connection
- Connector, M8x1-Male, 4-pin
- Housing material
-
PA 6
PA 6 - Material sensing surface
- PMMA
- Operating voltage Ub
- 10...30 VDC
- Approval/Conformity
-
cULus
CE
UKCA
WEEE
Ultrasonic sensors with analog output or digital output
- Style Housing
- Ø 18 mm
- Interface
- IO-Link 1.1
- Switching output
- PNP/NPN NO/NC push-pull
- Connection
- Connector, M12x1-Male, 5-pin
- Housing material
-
Brass, nickel-plated
PBT - Material sensing surface
- PU foam/Epoxy resin/Glass
- Range
- 30...350 mm
- Switching frequency
- 25 Hz
- Approval/Conformity
-
cULus
CE
WEEE
UKCA - Ambient temperature
- -25...70 °C
- IP rating
- IP67
- Repeat accuracy
- ± 0.15 %FS
- Operating voltage Ub
- 10...30 VDC
Diffuse sensors
- Series
- R072K
- Dimension
- 12 x 42.5 x 22.7 mm
- Interface
- PNP: NO/NC
- Principle of operation
- Photoelectric sensor
- Principle of optical operation
- Diffuse sensor, energetic
- Beam characteristic
- Divergent
- Light type
- LED, red light
- Light spot size
- Ø 40 mm at 800 mm
- Range
- 0 m...800 mm
- Connection
- Connector, M8x1-Male, 4-pin
- Housing material
-
PA 6
PA 6 - Material sensing surface
- PMMA
- Operating voltage Ub
- 10...30 VDC
- Approval/Conformity
-
cULus
CE
UKCA
WEEE
Fork sensors and angle sensors
- Dimension
- 10 x 70 x 88 mm
- Fork opening
- 50 mm
- Interface
- Push-pull NO(PNP)/NC(NPN)
- Principle of operation
- Fork sensor
- Principle of optical operation
- Through-beam sensor
- Beam characteristic
- Divergent
- Light type
- LED, red light
- Light spot size
- Ø 1 mm Light exit
- Connection
- Connector, M8x1-Male, 3-pin
- Housing material
-
Zinc, Die casting, black coated
PUR, PA 6.6 - Material sensing surface
- Glass
- Operating voltage Ub
- 10...30 VDC
- Approval/Conformity
-
CE
UKCA
WEEE
cULus
Diffuse sensors
- Series
- R072K
- Dimension
- 12 x 42.5 x 22.7 mm
- Interface
- PNP: NO/NC
- Principle of operation
- Photoelectric sensor
- Principle of optical operation
- Diffuse sensor, triangulation
- Special optical feature
- Background suppression
- Beam characteristic
- Divergent
- Light type
- LED, red light
- Light spot size
- Ø 9 mm at 60 mm
- Range
- 0...350 mm
- Connection
- Connector, M8x1-Male, 4-pin
- Housing material
-
PA 6
PA 6 - Material sensing surface
- PMMA
- Operating voltage Ub
- 10...30 VDC
- Approval/Conformity
-
cULus
CE
UKCA
WEEE
Downloads
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