PRD18-14DP Autonics Inductive Proximity Sensor
Autonics PRD18-14DP Inductive Proximity Sensor – M18, 14 mm, PNP, DC 3-Wire
Autonics PRD18-14DP is an M18 inductive proximity sensor with 14 mm sensing distance and PNP DC 3-wire output.
Designed for long-range metal detection in PLC-based industrial automation systems.
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The Autonics PRD18-14DP is a heavy-duty inductive proximity sensor engineered to detect metal objects only at an extended 14 mm sensing distance. With its M18 threaded housing, non-flush installation, and PNP DC 3-wire output, it is well-suited for conveyors, packaging lines, CNC machines, and PLC-controlled automation where longer detection range improves reliability.
Key Features
Detects metal objects only (inductive sensing)
Robust M18 cylindrical housing
14 mm sensing distance (non-flush / unshielded)
PNP, DC 3-wire output
Long sensing range for industrial use
Red LED operation indicator
Reverse polarity & short-circuit protection
IP67 protection for harsh environments
Technical Specifications
| Parameter | Value |
|---|---|
| Model | PRD18-14DP |
| Sensor Type | Inductive Proximity Sensor |
| Housing Size | M18 |
| Installation | Non-Flush (Unshielded) |
| Sensing Distance | 14 mm |
| Setting Distance | 0 – 9.8 mm |
| Standard Target | Iron 18 × 18 × 1 mm |
| Output Type | PNP |
| Wiring | DC 3-Wire |
| Supply Voltage | 12–24 V DC (10–30 V DC operating) |
| Current Consumption | ≤ 10 mA |
| Control Output | Max. 200 mA |
| Response Frequency | Approx. 200 Hz |
| Indicator | Red LED |
| Protection Rating | IP67 |
| Ambient Temperature | −25 °C to +70 °C |
| Cable Length | 2 m |
| Body Material | Nickel-plated brass |
| Sensing Face | PBT |
Applications
PLC-based automation systems
Conveyors & material handling
Packaging & assembly machines
CNC & special-purpose machines
Control & junction panels
Position, limit & presence detection
What’s in the Box
1 × Autonics PRD18-14DP Sensor
2 × Mounting nuts
Instruction leaflet
FAQ
Q1. What material can PRD18-14DP detect?
Only metal objects (inductive sensing).
Q2. Is PRD18-14DP suitable for PLC input?
Yes. It has a PNP DC 3-wire output, compatible with modern PLC inputs.
Q3. What is the sensing distance?
14 mm for a standard iron target.
Q4. Why choose a non-flush sensor?
Non-flush installation provides a longer sensing distance.
Q5. Can it be used in dusty or oily environments?
Yes. The IP67 rating ensures reliable operation.