Ultrasonic Sensor U18 NPN PNP 45Hz 200mA 30-300mm Distance Sensors

A compact, industrial-grade proximity sensor with dual NPN/PNP outputs and 30-300mm adjustable detection range. Features 45Hz response speed and IP67 protection for reliable operation in harsh environments.

Key Features

Precision Distance Sensing

• 30–300mm Detection Range – Adjustable via potentiometer

• ±2% Measurement Accuracy – Reliable object positioning

• 45Hz Response Frequency – Fast detection for moving targets

Flexible Output Options

• PNP (NO/NC) + NPN (NO/NC) – Configurable for any PLC input

• 200mA Sink/Source Current – Directly drives relays or small loads

Industrial Durability

• IP67 Rated Housing – Dustproof & waterproof for harsh environments

• -25°C to +70°C Operation – Stable performance in extreme conditions

• ABS Plastic + Metal Thread – Vibration & impact resistant

Easy Installation & Adjustment

• M18 Threaded Barrel (54mm Length) – Standard industrial mounting

• LED Status Indicator – Power/Output visual feedback

• Teach-in Function – Quick calibration via button

Technical Parameters

Model	U18-D300N(P)32T-R00A
Dection range	30-300mm
Blind zone	0-30mm
Resolution	0.1mm
Repeatability	±0.15%F.S.
Accuracy	±1%(built-in temperature drift compensation)
Response time	22ms
Switching hysteresis	2mm
Switching frequency	45Hz
Initialization time	＜ 500ms
Supply voltage	10-30V DC,reverse-polarity protection
Red LED	no object detected:Lights up, teaching-in when no object detected:Flashes
Green LED	object detected:Lights up, teaching-in when object detected:Flashes
Overcurrent protection	200mA,Red LED and Green LED flashing at the same time
Load impedance	I/ ＜ 300 Ohm,U/ ＞ 1k Ohm
No-load current	≤30mA
Input type	teach-in and synchronization
Material	Copper nikel-plated,plastic fittings,glass epoxy resin.
Enclosure rating	IP67
Connection type	5pin, M12 connector
Ambient temperature	-25℃ ~+70℃(248~343K)
Storage temperature	-40℃ ~+85℃(233~358K)
Weight	35g
Output type	N32: 2 npn switching output NO/NC
	P32: 2 pnp switching output NO/NC
Dimensional drawing

Product Images

Company Profile

Kronz is a manufacturing enterprise based in Zengcheng District, Guangzhou. We specialize in delivering high-efficiency industrial automation solutions and related industrial products. Through 15+ years of innovation and development, Kronz now possesses integrated production facilities and a professional team skilled in diverse automation technologies.

To enhance product quality and production efficiency, we continuously invest in advanced equipment, cutting-edge technologies, and R&D. Our core product portfolio includes:

• ·         Industrial Connectors
• ·         Inductive/Capacitive/Photoelectric/Ultrasonic Sensors
• ·         Industrial Power Supplies
• ·         Industrial Fieldbus Systems
• ·         RFID Recognition Systems
• ·         Industrial Ethernet Switches

Beyond standard product manufacturing, we offer customization services based on client designs, drawings, or samples.

Adhering to mutual-benefit principles, we provide competitive pricing and comprehensive after-sales support. Kronz products have been exported to multiple countries, earning global trust and acclaim.

We expects to collaborate with you!