Description
Vaisala Luminance Sensor LM21P
Precision luminance measurement for demanding industrial and outdoor lighting applications, ensuring optimal visibility and energy efficiency.
| Brand Name | Vaisala |
| Model No. | LM21P |
| Input Voltage | 24V AC/DC |
| Origin | Finland |
| Net Weight | 0.3 kg |
| Product Dimensions | 120 x 80 x 40 mm |
| Warranty Period | 2 years |
| Compliance | CE, RoHS |
| Part Number | LM21P |
| Included Items | Luminance sensor, mounting bracket, quick guide |
| Measurement Range | 0.1 to 200,000 cd/m² |
| Accuracy | ±3% of reading |
| Operating Temperature | -40 to +60°C |
| Output Signal | 0-10V or 4-20mA |
| Response Time | < 1 second |
| Protection Class | IP67 |
Key benefits: • Highly accurate readings for critical lighting control
• Wide measurement range adapts to various environments
• Rugged IP67 design withstands harsh conditions
• Easy integration with standard control systems
• Low maintenance with long-term stability
Typical applications: Tunnel lighting, road lighting, smart city infrastructure, industrial facility lighting control
Lifecycle: Active
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
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Daniel W. –
Good technical parameters, exactly as datasheet. Easy to commission.