Description
7-segment 4-digit LED display
– Set delay output time (1~9999 ms)
– Sensitivity setting via automatic teach
– Detection marker/counter/tachometer function (multiple types)
- 1/F Block J, Shifeng Technology Park, Shenzhen ,China
model
NPN
PFD-RGN
PFD-RMNPNP
PFD-RGP
PFD-RMPshape
Function
Marking detection
General type (marking inspection)
Multifunctional (marking, rotation count, counter)Counting table
–
400cps, Up/Down, 0-9999Tachometer
–
12~9999 rpmDetection methods
Transmissive type, reflective type (depending on the fiber optic cable)Detection distance
According to fiber optic cablespower supply voltage
12-24Vd.c, ±10% (fluctuation below 10%)Consume current
Below 50mAOutput
control
NPN/PNP open collector output, below 100mA (30Vd.c).StablizeOutput Action
Light-in/light-out action selection (based on parameter selection)Counting function
ON-Delay, OFF-Delay, single-trigger time output (set time: 1~9999ms)Response time
Below 0.7ms
Less than 1msLag effect
Reflective type: less than 10% of the detection distanceLight source (wavelength)
Infrared LED (660nm)show
7-segment LED status display, 4-digit LED displaySensitivity adjustment
Auto Teaching/Manual Setting based on the button settingsProtection circuit
Power supply reverse polarity and output short circuit protectionAmbient Illuminance
Sunlight: below 11,000 Lux; Incandescent lamps: below 3,000 LuxAmbient temperature
-10~55℃ (Storage environment temperature: -25~70℃)Ambient humidity
35~85%RH. (However, condensation must be avoided.)Protective Structure
IP65 (IEC)Insulation resistance
20c or higher (500Vd.c. wire-to-casing, adjustment switch-to-casing)Withstand voltage
500Va.c, 50/60Hz, 1 minuteVibration resistance
10-55Hz complex amplitude 1.5mm, 2 hours in each of the X, Y, and Z directionsImpact resistance
500 km, 3 times in each of the X, Y, and Z directionsConnection method
Electrically led-out type, wire length: 2m. Number of wires: 5P, wire thickness: Ø4mm, DIN rail mounting structure.Material
Outer shell: heat-resistant ABSweight
Approximately 150g (in condition of holder and packaging)
Function
Marking detection
General type (marking inspection)
Multifunctional (marking, rotation count, counter)Counting table
–
400cps, Up/Down, 0-9999Tachometer
–
12~9999 rpmDetection methods
Transmissive type, reflective type (depending on the fiber optic cable)Detection distance
According to fiber optic cablespower supply voltage
12-24Vd.c, ±10% (fluctuation below 10%)Consume current
Below 50mAOutput
control
NPN/PNP open collector output, below 100mA (30Vd.c).StablizeOutput Action
Light-in/light-out action selection (based on parameter selection)Counting function
ON-Delay, OFF-Delay, single-trigger time output (set time: 1~9999ms)Response time
Below 0.7ms
Less than 1msLag effect
Reflective type: less than 10% of the detection distanceLight source (wavelength)
Infrared LED (660nm)show
7-segment LED status display, 4-digit LED displaySensitivity adjustment
Auto Teaching/Manual Setting based on the button settingsProtection circuit
Power supply reverse polarity and output short circuit protectionAmbient Illuminance
Sunlight: below 11,000 Lux; Incandescent lamps: below 3,000 LuxAmbient temperature
-10~55℃ (Storage environment temperature: -25~70℃)Ambient humidity
35~85%RH. (However, condensation must be avoided.)Protective Structure
IP65 (IEC)Insulation resistance
20c or higher (500Vd.c. wire-to-casing, adjustment switch-to-casing)Withstand voltage
500Va.c, 50/60Hz, 1 minuteVibration resistance
10-55Hz complex amplitude 1.5mm, 2 hours in each of the X, Y, and Z directionsImpact resistance
500 km, 3 times in each of the X, Y, and Z directionsConnection method
Electrically led-out type, wire length: 2m. Number of wires: 5P, wire thickness: Ø4mm, DIN rail mounting structure.Material
Outer shell: heat-resistant ABSweight
Approximately 150g (in condition of holder and packaging)Engineering Excellence
Professional engineering support with 17 years of experience in automation and electrical components.
Precision Manufacturing
Stable and reliable production of PLCs, I/O modules, relays, terminals, and switches.
Quality Assurance
Quality-first processes ensuring consistent performance and customer trust.
R&D Innovation
Continuous improvement to support automation, new energy, and electrical industries.
Our Certificates
Shenzhen Yulian Technology Co., Ltd. operates with a strong commitment to quality, safety, and environmental responsibility. Supported by modern production facilities and a professional engineering team, we follow standardized management systems to ensure product consistency, reliability, and customer satisfaction.
From manufacturing to final inspection, every process is carefully controlled to meet international standards and long-term performance requirements for automation and electrical components.
Need Reliable Automation & Electrical Component Solutions?
From standard automation products to customized electrical components – we deliver stable performance, consistent quality, and global-grade reliability for industrial and new energy applications.
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