Overview
The Allen-Bradley 42GNC-9220-QD1 is a ClearSight diffuse photoelectric sensor engineered for industrial automation applications requiring clear object detection. Part of the Series 9000 SmartSight photoelectric sensor family, this unit combines specialized optics for transparent material sensing with DeviceNet connectivity. The -QD1 suffix indicates a 4-pin mini quick-disconnect connector for rapid installation and replacement in production environments.
Key Features
- ClearSight optical technology optimized for transparent and clear object detection
- Visible red 660 nm LED light source for reliable sensing performance
- 1.2 m (4 ft) maximum sensing distance suitable for close-range applications
- DeviceNet communication protocol for seamless network integration
- 4-pin mini quick-disconnect (QD1) connector for tool-free field replacement
- Self-teach operation allows automatic sensitivity adjustment to application
- 1.5° field of view provides focused detection
Technical Specifications
- Sensing Distance: 1.2 m (4 ft) maximum
- LED Technology: Visible red 660 nm
- Field of View: 1.5°
- Connector Type: 4-pin mini quick-disconnect (QD1)
- Communication Protocol: DeviceNet
- Sensor Type: ClearSight diffuse photoelectric
- Mounting: 1/2 in. NPSM threaded housing
- Series: 9000 SmartSight
- Part Number Format: 42GNC-9220-QD1 (Rev B, Series A)
Typical Applications
- Clear film and transparent material detection in packaging lines
- Glass and plastic container sensing in beverage and food processing
- Clear bag and wrap detection on automated sorting systems
- High-speed conveyor line monitoring for transparent items
- Quality control applications requiring reliable clear object identification
Compatibility & Replacements
Compatible With
- Allen-Bradley CompactLogix, ControlLogix, and GuardLogix controllers with DeviceNet modules
- DeviceNet communication networks and nodes
- Rockwell Automation Studio 5000 and RSLogix software platforms
- Series 9000 SmartSight sensor accessories and mounting hardware
Replaces / Drop-In Replacement For
- 42GNC-9220-QD (5-pin micro QD variant) — same sensor with different connector
- Earlier Series 9000 ClearSight sensors where mini-QD connector is required
Works With
- DeviceNet communication protocol
- Rockwell Automation RSLogix and Studio 5000 programming environments
- Allen-Bradley PhotoSwitch sensor networks and configuration tools
- Standard industrial automation PLCs supporting DeviceNet I/O modules
