LR-ZH500N Keyence SENSOR
Key Specifications

• Detectable Distance: 35 to 500 mm 
• Light Source: Red laser (660 nm, Class 2) 
• Output Type: NPN open collector (100 mA max, 30 VDC or less)
• Response Time: 1.5 ms, 10 ms, or 50 ms (selectable) 
• Power Supply: 10 to 30 VDC (consumption 450 mW or less) 
• Enclosure Rating: IP68, IP69K, NEMA 4X, 6P, and 13 (washdown and dust-tight resistant) 
• Housing Material: SUS316L stainless steel case, PES display, and PMMA lens cover 
• Weight: Approximately 110 g 

Features & Calibration

• Display: Built-in 3-digit / 7-segment display with timer options (OFF, ON delay, OFF delay, one-shot).
• Calibration Modes: Supports 2-point calibration, datum calibration, maximum sensitivity, full auto, and Universal Change Detection.
• Performance: Immune to variations in target color, surface finish, or shape, requiring no separate reflector.