PRT08-1.5DO Autonics Proximity Sensor
Autonics PRT08-1.5DO Inductive Proximity Sensor – M8, 1.5 mm, NPN, DC 3-Wire
Autonics PRT08-1.5DO is an ultra-compact M8 inductive proximity sensor with 1.5 mm sensing distance and NPN DC 3-wire output.
Designed for precise metal detection in PLC-controlled compact automation systems.
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The Autonics PRT08-1.5DO is a miniature cylindrical inductive proximity sensor engineered to detect metal objects only in space-constrained industrial automation environments. With its M8 threaded housing, 1.5 mm sensing distance (flush type), and NPN DC 3-wire normally open output, it ensures fast, stable, and repeatable detection for PLC panels, compact machines, jigs, and fixtures.
Key Features
Detects metal objects only (inductive sensing principle)
Ultra-compact M8 cylindrical housing
1.5 mm sensing distance (flush / shielded)
NPN, DC 3-wire Normally Open (NO) output
High-speed response suitable for PLC inputs
Red LED operation indicator
Reverse polarity & short-circuit protection
IP67 protection for industrial environments
Technical Specifications
| Parameter | Value |
|---|---|
| Model | PRT08-1.5DO |
| Sensor Type | Inductive Proximity Sensor |
| Housing Size | M8 |
| Installation | Flush (Shielded) |
| Sensing Distance | 1.5 mm |
| Setting Distance | 0 – 1.05 mm |
| Standard Target | Iron 8 × 8 × 1 mm |
| Output Type | NPN, Normally Open (NO) |
| 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. 1 kHz |
| 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
Compact control panels
Small jigs & fixtures
Pick-and-place machines
OEM electronic machinery
High-speed metal presence detection
What’s in the Box
1 × Autonics PRT08-1.5DO Sensor
2 × Mounting nuts
Instruction leaflet
FAQ
Q1. What material can PRT08-1.5DO detect?
Only metal objects.
Q2. Is this sensor suitable for PLC inputs?
Yes. It has NPN DC 3-wire output, widely used with PLC digital inputs.
Q3. What is the sensing distance?
1.5 mm with a standard iron target.
Q4. What does flush mounting mean?
Flush mounting allows installation level with surrounding metal without false triggering.
Q5. Can it operate in oily or dusty environments?
Yes. IP67 protection ensures reliable operation.