Keyence LR-ZB250AN CMOS Laser Distance Sensor
Manufacturer :KEYENCE
Product No. : LR-ZB250AN
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Description:
The Keyence LR‑ZB250AN belongs to the premium LR‑Z built‑in‑amplifier CMOS laser‑sensor lineup. This rectangular cable‑type laser transducer delivers stable non‑contact object detection within 35‑250 mm sensing range. Equipped with SUS316L stainless‑steel casing, multi‑digit digital read‑out and adjustable response speed, the LR‑ZB250AN maintains steady detection performance regardless of target surface colour, gloss and texture, well‑suited for food‑grade machinery, packaging lines, robotic positioning and heavy‑duty factory‑automation stations.
Detail:
| Parameter Item | Technical Data |
| Full Model Number | LR‑ZB250AN |
| Manufacturer | Keyence |
| Sensor Category | Built‑in‑amplifier CMOS reflective laser sensor |
| Detecting Distance Range | 35 mm‑250 mm |
| Light Source | 660 nm red‑light laser, Class‑1 laser safety grade |
| Control Output Mode | NPN open‑collector |
| Cable Spec | Integrated 2‑metre fixed‑length cable |
| Power Supply | 10‑30 VDC |
| Max Power Consumption | ≤450 mW |
| Switching Response Speed | 1.5 ms /10 ms /50 ms switch‑selectable |
| Laser Spot Size (250 mm) | Approx 2.4 mm ×1.2 mm |
| Output Function | Light‑ON / Dark‑ON switchable |
| Parameter Item | Technical Data |
| Protection Grade | IP68, IP69K, NEMA 4X /6P /13 |
| Main Housing Material | SUS316L stainless‑steel shell |
| Operating Ambient Temperature | -10 ℃ ~ +50 ℃ (no icing) |
| Storage Temperature | -25 ℃ ~ +75 ℃ |
| Working Humidity | 35%‑85% RH, non‑condensing |
| Shock Resistance | 1000 m/s², 6 shocks for X/Y/Z‑axis |
| Vibration Resistance | 10‑55 Hz, 1.5 mm double‑amplitude, 2‑hour test on three axes |
| Built‑in Indicator | 3‑digit 7‑segment red display, yellow output indicator, orange DATUM lamp, green alignment spot lamp |
| External Input Feature | External tuning and laser‑emission stop control |
Brand
With the rapid development of industrial automation, KEYENCE, as a leading supplier of sensors and measuring instruments, is constantly developing and manufacturing newer and more reliable products to meet the demands of various manufacturing industries. In addition to high-quality products, the well-trained KEYENCE sales team also offers excellent services, ranging from solving application problems, providing technical sales support to responding quickly to users' requests. KEYENCE has always been committed to supporting a wide range of users and helping them become leaders in their industries. Company Information n nCompany Name: KEYENCE n nDate of Establishment: May 27, 1974 n nRegistered Capital: 2,451 million RMB (30,638 million Japanese yen) n nHead Office and Research Center: 1-3-14, Nakajima, Higashiyodo, Osaka n nNumber of Employees: 3,150 (March 2011) n nBusiness Content: Sensors, Measuring instruments, Image Systems, Control? Research on measuring instruments? Analytical instruments for development
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