| Product Number | PM-U25-P |
| Part Number | PMU25P |
| CE Marking Directives | EMC Directive, RoHS Directive |
| Sensing Range | 6 mm 0.236 in (fixed) |
| Minimum Sensing Object | 0.8 × 1.2 mm 0.031 × 0.047 in opaque object |
| Hysteresis | 0.05 mm 0.002 in or less |
| Repeatability | 0.01 mm 0.0004 in or less |
| Supply Voltage | 5 to 24 V DC ±10 % Ripple P-P 10 % or less |
| Current Consumption | 15 mA or less |
| Output | PNP open-collector transistor ・Maximum source current: 50 mA ・Applied voltage: 30 V DC or less (between output and + V) ・Residual voltage: 2 V or less (at 50 mA source current), 1 V or less (at 16 mA source current) |
| Output: Output Operation | Incorporated with 2 outputs: Light-ON / Dark-ON |
| Output: Short-Circuit Protection | Incorporated |
| Response Time | Under light received condition: 20 μs or less Under light interrupted condition: 80 μs or less(Maximum response frequency: 3 kHz)(Note) (Note) : The response frequency is the value when the disc, given in the figure below, is rotated. |
| Operation Indicator | Orange LED (lights up under light received condition) |
| Pollution Degree | 3 |
| Protection | IP64 (IEC) |
| Ambient Temperature | -25 to +55 ℃ -13 to +131 ℉ (No dew condensation or icing allowed), Storage: -30 to +80 ℃ -22 to +176 ℉(Note) : In case is used at an ambient temperature of +50 ℃ +122 ℉, or more, make sure to mount it on a metal body. |
| Ambient Humidity | 5 to 85 % RH, Storage: 5 to 95 % RH |
| Ambient Illuminance | Fluorescent light: 1,000 ℓx at the light-receiving face |
| Voltage Withstandability | 1,000 V AC for one min. between all supply terminals connected together and enclosure |
| Insulation Resistance | 20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure |
| Vibration Resistance | 10 to 2,000 Hz frequency, 1.5 mm 0.059 in double amplitude (maximum acceleration 196 m/s2) in X, Y and Z directions for two hours each |
| Shock Resistance | 15,000 m/s2 acceleration (1,500 G approx.) in X, Y and Z directions three times each |
| Emitting Element | Infrared LED (Peak emission wavelength: 855 nm 0.034 mil, non-modulated) |
| Material | Enclosure: PBT Display section: Polycarbonate |
| Cable | 0.09-mm2 4-core cabtyre cable, PVC, 1 m 3.281 ft long |
| Wiring Length | Extension up to total 100 m 328.084 ft is possible with 0.3 mm2, or more, cable. (Note 1) : If the cable is extended to 20 m 65.617 ft or longer, confirm that the supply voltage at the end of the cable attached to the sensor is 4.5 V or higher. (Note 2) : For safety applications, do not exceed 30 m 98.425 ft. |
Applications :-
- Object Detection: Ideal for detecting the presence or absence of objects on conveyor belts or assembly lines, ensuring smooth automation processes.
- Positioning and Alignment: Used in automated systems to ensure proper positioning and alignment of products, equipment, or materials.
- Level Sensing: Applied in detecting the level of items or materials in containers or silos, ensuring proper inventory management and material handling.
- Package Detection: Frequently used for detecting packages in packaging systems, sorting, and tracking processes, ensuring accurate throughput.
- Safety Systems: Integrated into industrial safety systems for detecting obstacles or ensuring safe operation in robotic or automated machines.
- Quality Control: Applied in production lines for quality control purposes, verifying correct part placement or detecting any abnormalities.
Precautions:
- Ensure Correct Wiring: Incorrect connections can cause sensor failure
- Avoid Overvoltage: Operating within 10-30V DC prevents damage
- Protect from Extreme Heat: Avoid installing near high-temperature sources
- Regular Cleaning: Keep the optical lens free from dust and debris for optimal performance
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