Autonics PR12-4AC Cylindrical Inductive Proximity Sensor
PR12-4AC cylindrical inductive proximity sensor provides M12 diameter, 4mm sensing distance, non-flush mounting, and normally closed output operation applications. Manufactured by Autonics, this Autonics Cylindrical Inductive Proximity Sensors model belongs to Autonics Proximity Sensors and the PR Series, operating on AC 2-wire 100–240V supply with IP67 protection, 20Hz response frequency, and controlled leakage current.
| Brand | Autonics |
| Product Type | Proximity Sensor |
| Model Number | PR12-4AC |
Autonics PR12-4AC Cylindrical Inductive Proximity Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Sensing side diameter | M12 |
| Sensing distance | 4mm |
| Hysteresis(distance) | Max. 10% of sensing distance |
| Standard sensing target | 12×12×1mm(iron) |
| Current specification | Leakage current: Max. 2.5mA |
| Control output | Normally Closed |
| Wire type and power | AC 2-wire type100-240VAC~ |
| Installation | Non-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 70℃, storage: -30 to 80℃ |
| 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. 84g(approx. 66g) |
The Autonics PR12-4AC Cylindrical Inductive Proximity Sensors is used in industrial automation systems requiring extended inductive sensing. This model supports a M12 cylindrical housing, 4mm sensing distance, and normally closed output with AC 2-wire 100–240V operation. It belongs to the PR Series from Autonics and is applied across Indian industrial automation installations.
In industrial environments, the PR12-4AC proximity sensor is installed in conveyors, packaging machinery, automated assembly lines, and material handling systems. Non-flush mounting enables increased sensing distance, while inductive sensing ensures consistent metal target detection. This supports stable switching behavior and reliable output performance in AC control circuits.
The PR12-4AC from Autonics delivers dependable sensing performance supported by IP67 protection and defined electrical characteristics. As part of the Autonics PR Series, it aligns with standardized sensing targets and industrial installation practices. This Autonics Cylindrical Inductive Proximity Sensors model remains suitable for engineers seeking reliable proximity detection for long-term industrial automation use.
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