In most procurement cycles, PR18-5AO is considered with Autonics Photoelectric Sensor, Contrinex Proximity Sensor and Autonics Tcn4 Series, giving decision-makers confidence that theyβve chosen the most dependable component.
Autonics PR18-5AO Proximity Sensor
The Autonics PR18-5AO Proximity Sensor offers a 5mm sensing distance with Normally Open output and a robust M18 sensing side diameter for precise industrial detection. Manufactured by Autonics, this proximity sensor from the PR Series ensures consistent performance with hysteresis max. 10 of sensing distance and a standard sensing target 18Γ18Γ1mm (iron). It operates on an AC 2-wire type 100β240VAC~ supply, supports up to 20Hz response frequency, and provides durable IP67 protection for reliable operation in industrial environments.
| Brand | Autonics |
| Product Type | Proximity Sensor |
| Model Number | PR18-5AO |
Autonics PR18-5AO Proximity Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Sensing side diameter | M18 |
| Sensing distance | 5mm |
| Hysteresis(distance) | Max. 10% of sensing distance |
| Standard sensing target | 18Γ18Γ1mm(iron) |
| Current specification | Leakage current: Max. 2.5mA |
| Control output | Normally Open |
| Wire type and power | AC 2-wire type100-240VAC~ |
| Installation | Flush |
| Cable Standard/material | Standard cable |
| Body length | Standard type |
| Insulation type | Double insulation or reinforced insulation(mark: @(INS), dielectric strength between the measuring input part and the power part: 1kV) |
| Residual voltage | Max. 10V |
| Environment_Ambient temperature | -25 to 70β, storage: -30 to 80β |
| Environment_Ambient humidity | 35 to 95% RH, storage: 35 to 95% RH |
| Protection structure | IP67(IEC standard) |
| Material | Brass(nickel plated) |
| Response frequency | 20Hz |
| Weight | Approx. 130g(approx. 118g) |
The Autonics PR18-5AO Proximity Sensor from the proven PR Series is an AC two-wire inductive proximity sensor ideal for detecting metal targets without physical contact. It operates within a 100β240 VAC input range and offers a Normally Open output with a 5 mm sensing range. Featuring IP67-rated sealing and a nickel-plated brass body, it withstands oil, vibration, and harsh factory environments. With a 20 Hz response frequency and strong insulation (1 kV dielectric strength), the Autonics PR18-5AO Proximity Sensor ensures reliable operation in automation and control systems.
In industrial automation and process control applications, the Autonics PR18-5AO Proximity Sensor is used for metal detection, part positioning, and conveyor control in assembly lines, packaging machines, and machinery automation systems. Its flush M18 design allows it to be installed easily in confined areas without interference from nearby metal surfaces. With its AC 2-wire Normally Open output, it provides stable and noise-resistant operation in high-voltage systems. The nickel-plated brass housing and IP67 protection ensure long-term reliability in humid or oily industrial environments. Maintenance engineers and OEMs across India choose the Autonics PR18-5AO Proximity Sensor for consistent sensing accuracy and extended service life.
Autonics Corporation, a global leader in industrial automation technology, manufactures the PR18-5AO Proximity Sensor to meet international reliability and performance standards. Known for robust design and precise detection, Autonics proximity sensors are used by OEMs, integrators, and automation engineers worldwide. Each sensor undergoes stringent quality testing for temperature, vibration, insulation, and response consistency. With an emphasis on durability and long operational life, Autonics ensures its products deliver dependable sensing performance in demanding factory environments. The PR18-5AO Proximity Sensor exemplifies the brandβs ongoing commitment to precision, reliability, and industrial safety.
Within the Autonics PR Series, the PR18-5AO represents the AC Type, Normally Open configuration designed for control systems that require an output signal only upon metal detection. For automation setups needing continuous circuit flow during normal operation, the suitable variant is the Autonics PR18-5AC Proximity Sensor, which features a Normally Closed output while maintaining identical 5 mm sensing distance, 100β240 VAC operation, and IP67-rated protection. Both models share the same M18 flush housing and mechanical specifications. The Autonics PR18-5AO Proximity Sensor remains the preferred choice for Normally Open AC control logic in industrial automation systems.
The Autonics PR18-5AO Proximity Sensor delivers 5 mm sensing range, AC 2-wire operation, and IP67 protection for precise metal detection in industrial automation applications. With its Normally Open output and flush M18 design, it ensures reliability in conveyors, packaging systems, and machine tools. Supported by Autonicsβ engineering excellence and global service network, the PR18-5AO Proximity Sensor provides long-term stability, ease of installation, and trusted performance for automation engineers across India.
Autonics PR18-5AO People Also Asked Questions
What is the sensing range and output configuration of the Autonics PR18-5AO Proximity Sensor?
The Autonics PR18-5AO Proximity Sensor offers a sensing distance of 5mm and features a Normally Open (NO) output configuration. Designed as an AC 2-wire type sensor, it activates the output signal when a metal object is detected within range. With its M18 flush-type housing, it ensures accurate and stable sensing in automation systems requiring compact installation.
What are the electrical and safety specifications of the Autonics PR18-5AO?
This model operates on an AC 100β240V power supply and supports a maximum leakage current of 2.5mA. It includes double or reinforced insulation (1kV dielectric strength) between the measuring and power parts, ensuring electrical safety and system stability. The response frequency of 20Hz makes it ideal for moderate-speed applications such as conveyors, packaging lines, and industrial machinery.
How durable is the Autonics PR18-5AO in harsh industrial environments?
The Autonics PR18-5AO Proximity Sensor is built with a nickel-plated brass body that provides excellent resistance to vibration, oil, and corrosion. With an IP67 protection rating, it withstands dust, water, and humidity. The sensor operates reliably in temperatures from -25Β°C to 70Β°C, making it suitable for long-term use in challenging industrial environments like automation, assembly, and metal processing.
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