Magnetic Pick Up System (Positive & Negative) | Speed & Displacement Measurement Trainer

Description

The Magnetic Pick Up System (Positive & Negative) Trainer is a precision instrumentation and control laboratory apparatus designed to demonstrate the working principle of magnetic pickup sensors used for speed, position, and displacement measurement. This trainer helps students understand how relative motion between a ferromagnetic target and pickup coil generates electrical signals of positive and negative polarity.
Ideal for instrumentation labs, control system laboratories, engineering colleges, universities, polytechnic institutes, and industrial training centers.
✅ Key Features
🧲 Magnetic Pickup Sensor Principle
Demonstrates electromagnetic induction based sensing
Generates output voltage due to motion of metallic target
Clear understanding of magnetic field variation and signal generation
➕➖ Positive & Negative Signal Detection
Observation of positive and negative output waveforms
Polarity change with direction of motion
Ideal for studying bidirectional sensing behavior
⚙ Mechanical Motion Arrangement
Rotating disc / toothed wheel mechanism
Controlled speed variation for signal analysis
Simulates real industrial speed sensing applications
📊 Output Signal Measurement
AC output signal proportional to speed
Test points provided for CRO and multimeter observation
Enables study of frequency, amplitude, and polarity
🔌 Built-In Power Supply
Regulated low-voltage DC supply
Overload and short-circuit protection
Safe for student operation
🧪 Educational Trainer Design
Printed circuit and block diagram on front panel
Clearly labeled terminals and controls
Compact, rugged construction for repeated lab use
🛡 Safety & Reliability
Low-voltage, student-safe operation
High-quality magnetic pickup sensor
Long service life with consistent performance
🧱 Technical Specifications (Typical)
Sensor Type: Magnetic pickup (Inductive)
Output: AC voltage (Positive & Negative polarity)
Measurement: Speed / displacement
Target: Ferromagnetic toothed wheel / disc
Power Supply: Built-in regulated DC
Display: Test terminals for CRO / DMM
📘 Typical Applications
Speed measurement using magnetic pickup
Study of inductive sensors
Direction sensing applications
Instrumentation and control system training
Industrial sensor fundamentals
💡 Why Choose This Trainer?
Clear demonstration of positive and negative signal generation
Essential experiment for instrumentation courses
Simple, reliable, and industry-relevant design
Ideal for academic and technical training laboratories