Description
The Speed of DC Motor Using Photoelectric Pickup Apparatus is a precision laboratory trainer designed to measure and study the rotational speed (RPM) of a DC motor using a non-contact photoelectric pickup sensor. This apparatus helps students understand the principles of optical sensing, speed measurement, and motor control fundamentals in instrumentation and electrical engineering.
Ideal for physics laboratories, instrumentation labs, engineering colleges, polytechnic institutes, and technical training centers.
✅ Key Features
⚙ Accurate Speed Measurement Using Photoelectric Pickup
Non-contact photoelectric sensor for RPM measurement
Detects light interruptions from a rotating disc or reflective mark
Provides precise and repeatable speed readings
🔌 DC Motor with Variable Speed Control
Smooth speed variation using regulated DC power supply
Enables study of speed vs voltage characteristics
Stable motor operation for accurate experimentation
📊 Digital Speed Display System
Built-in digital RPM display or counter (model dependent)
Real-time speed measurement
Easy observation and recording of results
💡 Optical Sensing Principle Demonstration
Demonstrates working of photoelectric sensors
Helps understand pulse generation and frequency-to-speed conversion
Clear correlation between pulses and motor speed
🧱 Educational Trainer Design
Front panel with printed block diagram
Clearly labeled components, terminals, and controls
Compact, rugged construction suitable for student handling
🛡 Safety & Reliability
Low-voltage, student-safe operation
Overload and short-circuit protection
High-quality components ensure long service life
📘 Typical Applications
Measurement of DC motor speed
Study of photoelectric pickup sensors
Instrumentation and measurement experiments
Electrical and electronics engineering practicals
Mechatronics and control system basics
💡 Why Choose This Apparatus?
Accurate, non-contact speed measurement
Clear demonstration of optical sensing principles
Easy-to-use trainer for students and instructors
Essential experiment for instrumentation and motor studies
Durable design ideal for academic laboratories
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