ОПИСАНИЕ ПРОДУКТА
ALLEN BRADLEY 872L-D20EN40-N4 - GuardShield Safety Light Curtain System
The ALLEN BRADLEY 872L-D20EN40-N4 is a Type 4 safety light curtain system engineered for robust personnel protection in industrial automation environments. This device utilizes optical sensing technology to establish a protective field, providing point-of-operation and perimeter guarding for machinery. It is designed for seamless integration with safety control systems, ensuring compliance with international safety standards in applications such as robotic work cells, automated assembly lines, and material handling systems.
Technical Specifications:
- SERIES/FAMILY: GuardShield 872L
- COMPONENT TYPE: Safety Light Curtain System (Emitter and Receiver Pair)
- ELECTRICAL SPECS:
- NOMINAL VOLTAGE: 24VDC
- CURRENT CONSUMPTION: 100mA (Emitter), 150mA (Receiver)
- OUTPUT TYPE: 2 x OSSD (Output Signal Switching Device), PNP
- RESPONSE TIME: 15ms
- MECHANICAL/PHYSICAL:
- DETECTION HEIGHT: 200mm
- RESOLUTION: 40mm (Finger/Hand Protection)
- OPERATING RANGE: 0.3 to 6 meters
- FORM FACTOR: Slim profile, extruded aluminum housing
- INTERFACE/CONTROL:
- CONNECTIVITY: M12 4-pin (Emitter), M12 5-pin (Receiver)
- INDICATORS: Multi-color LEDs for power, alignment, status, and fault diagnostics
- SAFETY INTEGRATION: Direct connection to safety relays or safety controllers
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP65
- OPERATING TEMPERATURE: 0 to 55 degrees Celsius
- HOUSING MATERIAL: Extruded aluminum, polycarbonate end caps
- MOUNTING: Swivel brackets, end-mount brackets (ordered separately)
- COMPATIBILITY/APPLICATION:
- SAFETY CONTROLLERS: GuardLogix, GuardMaster, or other safety-rated control systems
- APPLICATIONS: Point of operation guarding, perimeter guarding, access control, robotic cells, automated material handling
- SAFETY STANDARDS: ISO 13849-1 (Performance Level d, Category 4), IEC 61508 (Safety Integrity Level 3), IEC 61496-1/-2 (Type 4)