Long-distance Laser Barcode Reader, Long-distance Type, Raster
Keyence BL-781
Long Range Laser Barcode Reader BL-700 series
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Specification
| Model | BL-781 | ||
| Type | Long-range | ||
| Type | Scanning method | Raster | |
| Laser | Light source | Visible semiconductor laser (wavelength: 655 nm) | |
| Control output | 100 µW | ||
| Pulse duration | 99.5 µs (IEC 60825-1), 50 µs (FDA (CDRH) Part 1040.10) | ||
| Laser class | Class 2 Laser Product (IEC 60825-1),Class II Laser Product (FDA (CDRH)Part 1040.10) | ||
| Reading | Supported codes | CODE39, ITF, Industrial 2of5, COOP 2of5, NW-7 (Codabar), CODE128, CODE93, EAN/UPC (A·E), GS1-128 | |
| Number of readable digits | 32 digits max.*1 | ||
| Readable bar width | 0.32 mm to *2 | ||
| Reading distance | 200 to 1200 mm (2.0 mm) | ||
| Focal point | 500 mm | ||
| Largest readable label width (Reading distance) | 1010 mm (1080 mm)*3 | ||
| PCS | 0.6 or more (reflectance of the white part: 75% or more) | ||
| Scanning rate | 700 scans/sec | ||
| I/O specifications | Input terminals | Number of inputs | 1 |
| Input format | non-voltage input (contact or solid-state) | ||
| Output terminals | Number of outputs | 2 (OK and NG) | |
| Output | NPN open collector | ||
| Rated load | 24 VDC, 30 mA | ||
| Leakage current (at OFF) | 0.1 mA or less | ||
| Residual voltage (at ON) | 0.5V or less | ||
| Serial interface | Communication method | Conforms to EIA, RS-232C | |
| Communication speed | 600?1200?2400?4800?9600?19200?31250?38400bps | ||
| Synchronisation between the transmitter and receiver | Asynchronous | ||
| Data bit length | 7/8 bits | ||
| Stop bit length | 1 bit/2 bits | ||
| Parity check | None/Even/Odd | ||
| Rating | Power voltage | 5 VDC ±5 % | |
| Voltage consumption | 510 mA or less | ||
| Environmental resistance | Enclosure rating | IP65 | |
| Ambient light | Sunlight: 8,000 lux, Incandescent lamp: 3,000 lux | ||
| Ambient temperature | 0 to +40 °C | ||
| Relative humidity | 35 to 85 % RH (No condensation) | ||
| Operating environment | No dust or corrosive gas present | ||
| Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions | ||
| Weight | Approx. 300 g | ||
| *1 When start/stop character of CODE128 is CODE-C, up to 64 digits are allowed. *2 When the barcode type is CODE39. *3 Largest reading label width includes the barcode margin (quiet zone). |
