PRODUCT DESCRIPTION
ALLEN BRADLEY 873P-D18P1-900-D4 - GuardShield Safety Light Curtain
The ALLEN BRADLEY 873P-D18P1-900-D4 is a GuardShield 873P Series safety light curtain designed for robust industrial machine safeguarding. This device provides finger protection with a 14mm resolution across a 900mm protected height, utilizing dual Output Signal Switching Device (OSSD) solid-state outputs for direct integration into safety control circuits. It is engineered for critical applications requiring personnel protection at points of operation, access, and perimeter guarding in automated manufacturing environments.
Technical Specifications:
- SERIES/FAMILY: GuardShield 873P Series
- COMPONENT TYPE: Safety Light Curtain (Emitter/Receiver Pair)
- ELECTRICAL SPECIFICATIONS:
- OPERATING VOLTAGE: 24V DC (Nominal)
- OUTPUT TYPE: Dual OSSD (Output Signal Switching Device) Solid-State Outputs
- CURRENT CONSUMPTION: < 100 mA per unit (Typical)
- OPTICAL/DETECTION SPECIFICATIONS:
- PROTECTED HEIGHT: 900 mm
- RESOLUTION: 14 mm (Finger Protection)
- DETECTION RANGE: 0.3 to 12 meters (Typical for 873P Series)
- RESPONSE TIME: < 20 ms (Typical)
- INTERFACE/CONTROL:
- OUTPUTS: 2 x PNP OSSD (Short-circuit protected, overload protected)
- AUXILIARY FUNCTIONS: External Device Monitoring (EDM), Manual/Automatic Reset Capability
- CONNECTION: M12 Quick Disconnect (Standard, typically 5-pin or 8-pin)
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP65
- HOUSING MATERIAL: Extruded Aluminum Profile
- OPERATING TEMPERATURE: 0 to 55 degrees C
- MOUNTING: End-cap or Swivel Brackets (Accessory Dependent)
- COMPATIBILITY/APPLICATION:
- SAFETY INTEGRATION: Compatible with GuardMaster Safety Relays and GuardLogix Safety PLCs
- PRIMARY APPLICATION: Point-of-operation safeguarding, perimeter guarding, and area access control on industrial machinery, presses, robotic cells, and assembly lines.