P.I.D Controller On Second Order System:

Description:

Proportional Integral Derivative (PID) control plays a major role in designing a industrial process, chemical, food, power etc. the experimental unit consist of error detector, integrator and time constants which may be configured into a variety of system. PID section with variable gain proportional gain, derivative time constant and integral time constant provide the control action. Built in set value, square and triangular enable us to study the response on C.R.O.

The equipment consists following specifications:

•  Built in square, Sine, triangle signal generator.
•  Knobs for Amplitude and frequency adjustment of the signal generator.
•  Analog PID Controller
•  Separate knobs to adjust the P,I,D
•  Built in power supply
•  Second order system to study the response of PID.

Detailed instruction manual giving theory of operation and experimental procedure will be supplied. All necessary test points are on front panel.

Automatic Level Control Unit using PID with Computer Interface:

Description:

Level control trainer is designed for teaching the basic level control principles. The process setup consists of supply water tank fitted with pump for water circulation. The level transmitter is fitted on transparent process tank senses level in the tank and transmits the signals to digital indicating controller. The computer is connected to controller through communication port in supervisory mode. A pneumatic control valve adjusts the water flow in to the tank to control the level. The process parameter (Level) is controlled through µp controller by manipulating control valve. These units along with necessary piping are fitted on support housing designed for tabletop mounting.

Specifications:

Controller              : Digital PID Controller
PC Interface         : RS-484 Communication
Level Transmitter: Range 0–500 mm, 4-20mA output, Capacitance
I/P converter         : Input 4-20mA, Output 3-15 psig
Control valve        : Pneumatic control valve, ½” size, Air to close, linear Characteristics.
Rotameter             : 10-3000 LPH
Pump                      : ½ HP, centrifugal Pump.
Process Tank       : Transparent Acrylic tank with scale.
Supply Tank         : SS304
Pressure Gauge  : Range 0-7 kg/cm2)
Software : Windows based control software package is designed to fulfill basic control study. It helps in understanding PID logic and combinations of different control actions.

Special Features:

♦  Closed loop water circulation
♦  Computerized operation
♦  Auto tuning
♦  Non-corrosive wetted parts
♦  Compact and simple to operate
♦  User-friendly windows-based SCADA software

Note: In view of continuous R&D Specifications may subject to change without prior notice.

Automatic Temperature Control Unit using PID with Computer Interface:

Description:

Temperature control trainer is designed for teaching the basic temperature control principles. The process setup consists of Heater fitted with SSR controller. Temperature transmitter senses and transmits the signals to digital indicating controller. The computer is connected to controller through communication port in supervisory mode. These units along with necessary piping and fitting are mounted on support frame designed for tabletop mounting. The process parameter (Temperature) is controlled through PID controller by manipulating heat input to the process.

Specifications:

Main Controller          : Digital PID Controller
PC Interface                : RS232/USB Communication
Temparature Sensor: PT100
Heater Controller      : Proportional Drive, 10A/SSR
Heater                          : Water Heater/User defined
Software : Windows based control software package is designed to fulfill basic control study. It helps in understanding PID logic and combinations of different control actions.

Special Features:

♦  Computerized operation
♦  Auto tuning
♦  Non-corrosive wetted parts
♦  Compact and simple to operate
♦  User-friendly windows based SCADA software

Experiments:

♦  Study of proportional controller
♦  Study of proportional integral controller
♦  Study of proportional derivative controller
♦  Study of proportional integral derivative controller
♦  Tuning of controller
♦  Study of Temperature Controller

Note: In view of continuous R&D Specifications may subject to change without prior notice.

Automatic flow Control Unit using PID with Computer Interface:

Description:

Flow control trainer is designed for teaching the basic flow control principles. The process setup consists of supply water tank fitted with pump for water circulation. A Flow transmitter transmits the signals to digital indicating controller. The computer is connected to controller through communication port in supervisory mode. A pneumatic control valve adjusts the water flow in the pipeline. The process parameter (Flow) is controlled through µp controller by manipulating control valve. These units along with necessary piping are fitted on support housing designed for tabletop mounting.

Experiments:

♦  Study of proportional controller
♦  Study of proportional integral controller
♦  Study of proportional derivative controller
♦  Study of proportional integral derivative controller
♦  Tuning of controller
♦  Study of Flow Controller

Note: In view of continuous R&D Specifications may subject to change without prior notice.

Special Features:

♦  Closed loop water circulation
♦  Computerized operation
♦  Auto tuning
♦  Non-corrosive wetted parts
♦  Compact and simple to operate
♦  User-friendly windows based SCADA Software

Specifications:

Main Controller   : Digital PID Controller
PC Interface         : RS232 Communication
Flow Transmitter : 4–20 mA output,
I/P converter        : Input 4-20mA, Output 3-15 psig
Control valve    : Pneumatic control valve, 4-20 mA Input , 3–15 psig output, Air to close, linear Characteristics.
Rotameter             : 10-3000 LPH
Pump                      : ½ HP Centrifugal Pump
Supply Tank         : SS304
Air Filter Regulator : Range 0-6 kg/cm2
Software : Windows based control software package is designed to fulfill basic control study. It helps in understanding PID logic and combinations of different control actions.

Automatic Pressure Control Loop With Pc Interface:

Description:

The pressure control loop is designed to control the pressure of air vessel upto 6Kg/cm². The set value and the process value are displayed on digital indicator. The values of PID can be independently adjusted. The system can be also used in Auto Tune Mode.

Specifications:

♦   Pressure measurement and control using air as working medium and Pneumatic control valve as final control element.
♦   Safety valve will be provided to the vessel.
♦   Pressure Transmitter: 2 Wire, Range 0-6 Bar, Output 4-20Ma, DC
♦   Process Tank: MS Pressure vessel having min 5 Kg/sq.cm working capacity with ¼” vent valve mounted on Process tank.
♦ Control Valve: Linear, Air to close type, ¼” size BSP, 3-15 PSIG input, internal parts SS304.
♦   I/P Converter: Input 4-20 mA, dc, Output 3-15 PSIG
♦  Air Regulator: Size ¼” BSP, Range 0-4 Kg/sq.cm
♦  Piping: ¼” size
♦  PID Controller: PID Controller with digital indicator on the front panel to display Set Value, Process Value and various PID Parameters. Built in Keys to operate PID Controller. Manual tuning and Auto tuning modes. RS 485 interface to Computer.
♦   PC Communication: USB
♦  Software: Windows based SCADA software package is designed to fulfill basic control study. It helps in understanding PID logic and combinations of different control actions. Data logging in 100 msec/sample, trend plots, offline analysis and printing.
♦   Manuals: complete and detailed user manual will be provided along with the equipment. The user manual contains operation of the equipment and maintenance of the equipment.

Note: In view of continuous R&D Specifications may subject to change without prior notice.

Special Features:

♦   Computerized operation
♦   Manual & Auto tuning
♦   Compact and simple to operate
♦   User-friendly experimentation software