


| Parameter | Value |
|---|---|
| Item | Specifications |
| Cable | 0.09-mm24-core cabtyre cable, PVC, 1 m3.281 ftlong |
| Output | NPN open-collector transistor・Maximum sink current: 50 mA・Applied voltage: 30 V DC or less (between output and 0 V)・Residual voltage: 2 V or less (at 50 mA sink current), 1 V or less (at 16 mA sink current) |
| Remark | Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23 ℃+73.4 ℉. |
| Weight | Net weight: 10 g approxGross weight: 15 g approx. |
| Details | Ultra-small / Cable type [U type] |
| Product | Amplifier Built-in / U-shaped Micro Photoelectric Sensor |
| Material | Enclosure: PBTDisplay section: Polycarbonate |
| Hysteresis | 0.05 mm0.002 inor less |
| Protection | IP64 (IEC) |
| Part Number | PM-U25 |
| Product name | Amplifier Built-in / U-shaped Micro Photoelectric Sensor [Ultra-small / Cable type] PM-25 |
| Repeatability | 0.01 mm0.0004 inor less |
| Response time | Under light received condition: 20 μs or lessUnder light interrupted condition: 80 μs or less(Maximum response frequency: 3 kHz)(Note)(Note) : Refer to the note on the specification page for the response frequency. |
| Sensing range | 6 mm0.236 in(fixed) |
| Wiring length | Extension up to total 100 m328.084 ftis possible with 0.3 mm2, or more, cable.(Note 1) : If the cable is extended to 20 m65.617 ftor 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 m98.425 ft. |
| Product Number | PM-U25 |
| Supply voltage | 5 to 24 V DC ±10 % Ripple P-P 10 % or less |
| Ambient humidity | 5 to 85 % RH, Storage: 5 to 95 % RH |
| Emitting element | Infrared LED (Peak emission wavelength: 855 nm0.034 mil, non-modulated) |
| Pollution degree | 3 |
| Shock resistance | 15,000 m/s2acceleration (1,500 G approx.) in X, Y and Z directions three times each |
| Ambient illuminance | Fluorescent light: 1,000 ℓx at the light-receiving face |
| 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. |
| Current consumption | 15 mA or less |
| Operation indicator | Orange LED (lights up under light received condition) |
| Vibration resistance | 10 to 2,000 Hz frequency, 1.5 mm0.059 indouble amplitude (maximum acceleration 196 m/s2) in X, Y and Z directions for two hours each |
| Insulation resistance | 20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure |
| Minimum sensing object | 0.8 × 1.2 mm0.031 × 0.047 inopaque object |
| Output:Output operation | Incorporated with 2 outputs: Light-ON / Dark-ON |
| Voltage withstandability | 1,000 V AC for one min. between all supply terminals connected together and enclosure |
| Output:Short-circuit protection | Incorporated |
| Applicable regulations and certifications | CE Marking (EMC Directive, RoHS Directive), UKCA Marking (EMC Regulations, RoHS Regulations), ISO 13849-1 (Category 1, PLc) (Note), UL/c-UL certification(Note) : Conformed from December 2021 production. |
Technical specifications and performance data
Installation and operation guide