SY321 · Fluid Level & Flow Control

Fluid level and flow control experiments platform

Experiments

Investigation of integral and proportional control behavior in fluid systems
Level control with dead time and time constant analysis
Flow rate measurement and adaptive PID control
Pump dynamics and bidirectional flow control
Valve response and fill/discharge rate optimization
Real-time monitoring of both level and flow simultaneously
Visual inspection of fluid behavior via transparent tank design

Schematic diagram of the SY321 apparatus

+15V DC line

-15V DC line

0V line (ground)

4mm safety sockets

extra line for added flexibility

Storage Tank

250 ml

Measuring Tank

200 ml

Pressure sensor

fluid level measurement

Flow meter

adaptive PID control

Gear pump

Self-priming, bidirectional

Flow rate indicator

7-segment display

Fluid level indicator

7-segment display

Flow control valves

adjustable for various experiments

Schematic diagram of the SY321 apparatus

Technical Specifications

Maximum level height 125 mm

Level sensor Calibrated pressure transducer

Level sensor output 125 mm = 10V linear conversion

Maximum flow rate 20 ml/s

Flow sensor Integrated flowmeter with PID controller

Flow sensor output 20 ml/s = 10V linear conversion

Pump type Self-priming gear pump, bidirectional operation

Measurement tank volume 200 ml, transparent

Storage tank volume 250 ml, transparent

Operating fluid Coloured silicone oil (anti-corrosive, closed-loop)

Control voltage range ±10V

Supply voltage ±15V DC

Current draw ~0.5A

Power consumption 10W maximum

Displays Dual 3-digit 7-segment displays for flow and level with trend indicators

Part of package

Process Control Training System

A complete modular platform for hands-on learning of feedback control, PID tuning, and process dynamics using real thermal, fluid, and mechanical systems.

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