Specifications table for model PM-R45-P
ItemPerformance characteristics
CE Marking DirectivesEMC Directive, RoHS Directive
Sensing Range 6 mm 0.236 in (fixed)
Minimum Sensing Object0.8 × 1.2 mm 0.031 × 0.047 in opaque object
Hysteresis0.05 mm 0.002 in or less
Repeatability0.01 mm 0.0004 in or less
Supply Voltage 5 to 24 V DC ±10 % Ripple P-P 10 % or less
Current Consumption15 mA or less
OutputPNP 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 ProtectionIncorporated
Response TimeUnder 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
ProtectionIP64 (IEC)
Ambient Temperature-25 to +55 ℃ -13 to +131 ℉ (No dew condensation or icing allowed), Storage: -30 to +80 ℃ -22 to +176 ℉
Ambient Humidity5 to 85 % RH, Storage: 5 to 95 % RH
Ambient IlluminanceFluorescent light: 1,000 ℓx at the light-receiving face
Voltage Withstandability1,000 V AC for one min. between all supply terminals connected together and enclosure
Insulation Resistance20 MΩ, or more, with 250 V DC megger between all supply terminals connected together and enclosure
Vibration Resistance10 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 Resistance15,000 m/s2 acceleration (1,500 G approx.) in X, Y and Z directions three times each
Emitting ElementInfrared LED (Peak emission wavelength: 855 nm 0.034 mil, non-modulated)
MaterialEnclosure: PBT
Display section: Polycarbonate
Cable0.09-mm2 4-core cabtyre cable, PVC, 1 m 3.281 ft long
Wiring LengthExtension up to total 100 m 328.084 ft is possible with 0.3 mm2, or more, cable.
(Note) 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.
Weight (Typ.)Net weight: 10 g approx.
Gross weight: 15 g approx.
RemarkWhere measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23 ℃ +73.4 ℉.

Stock Check

Stock check for product PM-R45-P
DistributorQuantityInventory Date
Digi-Key Electronics
United States
Tel. 1-800-344-4539
Digi-Key Electronics
United States
Tel. 1-800-344-4539
Digi-Key Electronics
United States
Tel. 1-800-344-4539
Master Electronics
United States
Tel. 888-473-5297
Tel. 1-800-567-6642
United States
Tel. 888-906-8217
Ramco Innovations - National
United States
Tel. 1-800-280-6933


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