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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
SY321
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

Schematic diagram of the SY321 apparatus

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

SY300 SY311 SY321 SY331 SY341 SY342
SY350 SY351 SY352 SY353 SY354

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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