LR-ZB250AN | Keyence Stainless-Steel Laser Sensor, 35–250 mm Range, NPN Output, IP69K
Keyence · Sensors & Instrumentation
Description The Keyence LR-ZB250AN is a compact distance-based laser sensor featuring a durable stainless-steel housing and precise NPN output. Designed for high-accuracy detection from 35 to 250 mm, it provides consistent performance in demanding industrial environments with variable lighting and temperature conditions. Technical Specifications Condition New/Never Used Surplus Brand Keyence Category Sensors & Switches Part Number LR-ZB250AN Subcategory Photoelectric Type Distance-based laser sensor Appearance Rectangular Output NPN Open collector Cable Connection 2 m cable Detectable Distance 35 to 250 mm Standard Detectable Deviation 35–180 mm: ±0.79 mm; 180–250 mm: ±0.98 mm Display Resolution 1 to 3 (0.04" to 0.12") Spot Size Approx. 2.4 × 1.2 mm at 250 mm Response Time 1.5 / 10 / 50 ms selectable Light Source Red laser, 660 nm Laser Class Class 1 (IEC60825-1, FDA CDRH Part1040.10) Power Voltage 10 to 30 VDC, ripple ±10% Power Consumption 450 mW or less (18 mA at 24 V) Protection Circuit Reverse polarity, overcurrent, output surge, reverse connection Enclosure Rating IP68, IP69K (NEMA 4X, 6P, 13) Ambient Temperature -10 to +50 °C (No freezing) Relative Humidity 35 to 85 % RH (No condensation) Storage Temperature -25 to +75 °C Vibration Resistance 10–55 Hz, 1.5 mm amplitude Shock Resistance 1,000 m/s², 6 times in each direction Material SUS316L case, PMMA lens cover Weight 0.26 lbs (approx. 110 g) Information About LR-ZB250AN The LR-ZB250AN belongs to Keyence’s LR-Z series, engineered for advanced distance-based sensing with stable operation on varied target surfaces and colors. Its robust stainless-steel construction with IP68/IP69K enclosure rating ensures protection against water, dust, and chemicals. The unit features a visible red laser beam (660 nm) and selectable response speeds for adaptable performance in both high-speed and high-precision applications. Supporting standard NPN open-collector output, it seamlessly integrates into automated production systems and control networks. Key Features: Wide Detection Range: Accurately detects targets from 35 to 250 mm, supporting various object types and materials. Compact Stainless-Steel Housing: Built from SUS316L for excellent resistance to corrosion, moisture, and harsh cleaning agents. Visible Red Laser (660 nm): Ensures easy alignment and precise detection for all reflective surfaces. High Precision Measurement: Offers ±0.79 mm to ±0.98 mm deviation for reliable distance control. Adjustable Response Time: Selectable 1.5 ms / 10 ms / 50 ms speeds to suit fast or stable operations. IP68/IP69K Protection: Fully sealed against water, dust, and washdown chemicals for food or chemical plants. Flexible Output Options: Supports Light-ON/Dark-ON selection and standard NPN open-collector output. Integrated Display and Indicators: Equipped with 3-digit red LED display and multi-color status indicators for easy setup. Strong Environmental Endurance: Operates from -10 °C to +50 °C, resistant to vibration, shock, and ambient light. Low Power Consumption: Consumes only 450 mW or less, ensuring efficient operation in continuous-use systems. The LR-ZB250AN delivers the reliability and precision required for industrial automation, quality inspection, and machine integration applications.
Brand: Keyence · Category: Sensors & Instrumentation
Key features
- Wide Detection Range: Accurately detects targets from 35 to 250 mm, supporting various object types and materials.
- Compact Stainless-Steel Housing: Built from SUS316L for excellent resistance to corrosion, moisture, and harsh cleaning agents.
- Visible Red Laser (660 nm): Ensures easy alignment and precise detection for all reflective surfaces.
- High Precision Measurement: Offers ±0.79 mm to ±0.98 mm deviation for reliable distance control.
- Adjustable Response Time: Selectable 1.5 ms / 10 ms / 50 ms speeds to suit fast or stable operations.
- IP68/IP69K Protection: Fully sealed against water, dust, and washdown chemicals for food or chemical plants.
- Flexible Output Options: Supports Light-ON/Dark-ON selection and standard NPN open-collector output.
- Integrated Display and Indicators: Equipped with 3-digit red LED display and multi-color status indicators for easy setup.
- Strong Environmental Endurance: Operates from -10 °C to +50 °C, resistant to vibration, shock, and ambient light.
- Low Power Consumption: Consumes only 450 mW or less, ensuring efficient operation in continuous-use systems.
Specifications
| Manufacturer part number | LR-ZB250AN |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Keyence |
| Category | Sensors & Switches |
| Part Number | LR-ZB250AN |
| Subcategory | Photoelectric |
| Type | Distance-based laser sensor |
| Appearance | Rectangular |
| Output | NPN Open collector |
| Cable Connection | 2 m cable |
| Detectable Distance | 35 to 250 mm |
| Standard Detectable Deviation | 35–180 mm: ±0.79 mm; 180–250 mm: ±0.98 mm |
| Display Resolution | 1 to 3 (0.04" to 0.12") |
| Spot Size | Approx. 2.4 × 1.2 mm at 250 mm |
| Response Time | 1.5 / 10 / 50 ms selectable |
| Light Source | Red laser, 660 nm |
| Laser Class | Class 1 (IEC60825-1, FDA CDRH Part1040.10) |
| Power Voltage | 10 to 30 VDC, ripple ±10% |
| Power Consumption | 450 mW or less (18 mA at 24 V) |
| Protection Circuit | Reverse polarity, overcurrent, output surge, reverse connection |
| Enclosure Rating | IP68, IP69K (NEMA 4X, 6P, 13) |
| Ambient Temperature | -10 to +50 °C (No freezing) |
| Relative Humidity | 35 to 85 % RH (No condensation) |
| Storage Temperature | -25 to +75 °C |
| Vibration Resistance | 10–55 Hz, 1.5 mm amplitude |
| Shock Resistance | 1,000 m/s², 6 times in each direction |
| Material | SUS316L case, PMMA lens cover |
| Weight | 0.26 lbs (approx. 110 g) |
| Product type | Photoelectric |
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