YAMATAKE AZBIL HPJ-A21 Photoelectric Switch Sensor

The HPJ-A21 is a compact, self-contained photoelectric sensor from Azbil Corporation's HPJ series, designed for reliable object detection in various industrial applications.

Key Specifications:

• Detection Method: Limited Diffuse Scan
• Sensing Distance: 30 ± 5 mm
• Standard Target Object: 10 × 10 cm Kodak 90% white paper
• Light Source: Infrared LED
• Supply Voltage: 10.8 to 26.4 V DC (ripple 10% max.)
• Current Consumption: 20 mA max.
• Control Output: NPN open collector, 100 mA max. (resistive load), voltage drop: 1 V max. at 100 mA
• Operation Mode: Light ON
• Response Time: 1 ms max. for operation and recovery
• Sensitivity Adjustment: 1-turn control
• Indicator Lamp: Red LED (lit when output is ON)
• Ambient Light Immunity: Incandescent lamp: 3,000 lx max.; Sunlight: 10,000 lx max.
• Operating Temperature Range: −20 to +50 °C (no condensation)
• Storage Temperature Range: −40 to +70 °C (no condensation)
• Humidity Range: 35 to 85% RH (no condensation)
• Insulation Resistance: 20 MΩ min. (measured by 500 V DC megger)
• Dielectric Strength: 1,000 V AC (50/60 Hz) for 1 minute between case and electrically live metals
• Vibration Resistance: 10 to 55 Hz, 1.5 mm peak-to-peak amplitude, 2 hours in X, Y, and Z directions
• Shock Resistance: 500 m/s² (approximately 50 G), 3 times in X, Y, and Z directions
• Protection Rating: IP40 (IEC standard)
• Wiring Method: Pre-leaded with 2 m cable
• Weight: Approximately 20 g (including 2 m cable)
• Circuit Protection: Reverse connection protection circuit