Lanbao CR30X-Y Series Capacitive Proximity Sensors

What is the Lanbao CR30X-Y series? The Lanbao CR30X-Y series is Lanbao's official extended-distance M30 cylindrical capacitive proximity sensor family for non-contact detection in automation, robotics, packaging, liquid level checks, and machine integration. The official family combines flush 15mm and non-flush 25mm sensing options, NPN or PNP logic, NO, NC, NO+NC switching behavior, and either 2m PVC cable or M12 connector connection types at DC10-30V. If you are building around Arduino development boards, pairing with ESPRESSIF wireless MCU platforms, or integrating with robotics hardware from Elephant Robotics, this Lanbao family gives engineers an official, structured path to choose the right sensor variant.

Features

• M30 cylindrical capacitive format suits machinery, bins, chutes, tanks, and process equipment where non-contact presence or level detection is useful.
• Extended-distance design gives longer adjustable sensing ranges than many compact capacitive sensors in the same mechanical size.
• Flush and non-flush options let teams choose between tighter mounting integration or more detection range.
• NPN and PNP logic choices simplify integration with PLCs, industrial I/O, and embedded interface modules.
• This family is useful for packaging materials, powders, pellets, liquids, non-metal containers, and mixed-material detection where inductive sensing is not enough.

Specifications

Integration Notes

Before ordering, confirm the receiving input design. NPN variants are typically used where the input expects sinking behavior, while PNP variants are often preferred in PLC and industrial control cabinets that expect sourcing behavior. Select flush 15mm when the sensor face must integrate more tightly with surrounding metal or structure, and select non-flush 25mm when more sensing distance is valuable and you have the mechanical clearance.

Capacitive sensing is especially useful when the target media may be plastic, powder, liquid, glass, or mixed material. In practical machine design, you should validate the adjusted sensing distance with the real target material and wall thickness instead of assuming a metal-target result.

Application

This family is a strong fit for packaging lines, fill-level sensing, hopper or chute monitoring, non-metal target checks, and process equipment where the media is not reliably metallic.

• Liquid level, bin level, and non-metal presence detection in packaging and process automation
• Detection of powders, pellets, plastics, and non-metal containers in automation cells
• Robot cells, custom machines, and smart fixtures near robotics hardware from Elephant Robotics
• Auxiliary state sensing alongside vision systems, motion drives, and industrial compute nodes

Compatibility

• Suitable for DC industrial control systems operating from 10V to 30V DC, PLC digital inputs, industrial I/O modules, and embedded systems with the correct industrial interface stage.
• Mechanically appropriate for M30 threaded mounting arrangements and common sensor brackets
• Well suited to mixed embedded plus industrial systems that combine MCUs, SBCs, machine vision, or robot controllers with discrete sensing

How To Choose A CR30 Variant

Choose the model in three passes. First, select mounting and sensing range based on the machine geometry and target clearance. Second, select output logic and switching circuit to match the cabinet or controller interface. Third, select connection style based on whether fixed wiring or faster field replacement is more important. The table below summarizes the OpenELAB family batch.

Packing List

• 1 x Lanbao sensor according to the selected family SKU
• Integrated cable or connector body according to the selected model
• Manufacturer-standard labeling on the sensor body for part identification

FAQ

How should I choose between cable and connector versions?

Choose the cable version when you want a simpler bill of materials and fixed installation. Choose the connector version when field replacement speed, harness modularity, or serviceability matters more.

Can I wire these sensors directly to microcontroller GPIO?

Yes, but industrial outputs should not be wired directly to low-voltage GPIO without the correct interface stage. Use opto-isolation, level translation, or an industrial input module when connecting to microcontrollers or SBCs.

Why is this page written in an answer-first format?

Engineers often ask direct questions such as what the family is, which outputs it supports, what voltage it uses, what the sensing distance is, and how to choose the right mounting style. This page is structured to answer those practical questions clearly for both humans and AI-assisted search systems.

What applications are a good fit for this capacitive proximity sensor family?

Typical use cases include machine-state sensing, fixture confirmation, conveyors, robots, packaging equipment, and custom automation where repeatable binary detection matters more than long-range analog measurement.

Related Products

If you are building a complete automation stack, it can help to pair industrial sensing with compute, control, robotics, and power modules already available on OpenELAB. Useful starting points include Arduino development boards, DFRobot sensor and control modules, ESPRESSIF wireless MCU platforms, industrial power modules from Hi-Link, machine vision options from Intel RealSense, and CubeMars motion and drive systems.

Resources

• Manufacturer Family Page
• CR30XCF Datasheet
• CR30XCF E2 Datasheet
• CR30XCN Datasheet
• CR30XCN E2 Datasheet
• CAD PDF CR30XCF
• CAD PDF CR30XCF E2
• CAD PDF CR30XCN
• CAD PDF CR30XCN E2
• CAD STP CR30XCF
• CAD STP CR30XCF E2
• CAD STP CR30XCN
• CAD STP CR30XCN E2
• UL Certificate of Compliance
• CE Certificate Capacitive Sensor DC Series
• UKCA Certificate Capacitive Sensor DC Series
• About Lanbao
• Manufacturing Overview