21225373.15 Control System Lab exposes students & industry professional to the fundamentals of Control System.
Studies include how one device can be used to manage, command, direct, or regulate the behavior of other
System Open Loop control & Close Loop control .
21225373.15 has various parts like Temperature Sensor, Light Sensor, DC Motor, Servo Motor, LED lamps, IR Sensor,
Relay SPST, Relay DPDT, de-bounce Switch, LED bar, Buzzer etc., which can be used for study of Control System.
Process can be controlled using P, PI & PID control system There are a wide range of experiments that can be
performed on the platform. Nvis 3000A Control System Lab is also compatible with 21225373.15 Data Acquisition
System.21225373.15 DAQ is very useful for sensing and controlling analog and digital signals of any process. It makes
easy and interesting to interface real world signals with PC/Laptop through USB bus. For ease of connection it has
screw terminals.

Features

•  Open Loop Control System
• Close Loop Control System
• On board Temperature Sensor and heater
• Feedback concept
• P, PI & PID Control System using software
• External DC Motor with encoder
• On board LED lamp and Light Sensor
• On board Buzzer for Alarm
• On board Infrared Sensor
• On board Relay interface
• On board LED bar display
• On board Servo Motor control
• DC Motor speed control
• Light intensity control
• V/F, F/V & V/I conversion
• Breadboard for circuit design

Scope of Learning
Study & observe:

•  Voltage to Frequency converter
• Frequency to Voltage converter
• Characteristic of Photoconductive cell(LDR)
• Motor speed & input characteristics
• Position control of Servo Motor
• Study & implement:
• Light intensity control using PWM method
• Bidirectional Motor speed control
• Tachogenerator using F/V converter
• Motor control using PWM method
• Open-Loop DC Motor control
• Closed-Loop DC Motor control
• Speed of a DC motor using P, PI & PID controller
• Open-Loop Temperature control
• Closed-Loop Temperature control
• Temperature using P, PI & PID controller
• Open-LoopL Light intensity control
• Closed-Loop Light intensity control
• Study & Control Light Intensity using P, PI & PID
• controller

Technical Specifications

Operating Voltage : +5V, - 5V, +12V, -12V

Servo Motor : +5VDC

DC Motor : +12VDC

0 Temperature Sensor : 10mV/ C

Light Sensor : Photo Conductive Cell (LDR)

Light Source : 2 LED's

V/F : Input 0-5V

Output 0-5 KHz Approximately)

F/V : Input 0-5 KHz

Output 0-5V (Approximately)

V/I : 4 to 20mA

Clock Generator : 0-43.50 KHz

SPST Relay : +5V

DPDT Relay : +5V

De-Bounce Switch : Monostable (5V output)

PWM : 1 no.

Buzzer : +5V

Switches : IR Switch, DIP switch

Test Points : 25

DAQ Analog Inputs : 4 Inputs with 10 bit

resolution

DAQ Analog Output : 1 Output 10 bit resolutions

DAQ Digital Inputs : 11 TTL Inputs

DAQ Digital Outputs : 11 TTL Outputs

DAQ Unity gain amplifier : 2 (0V to 10V)

DAQ Frequency Counter : 0 to 6 MHz (Square Wave)

DAQ PC Interface : USB 2.0

Weight : 1.5 kg (Approximately)

Mains Supply : 230V +/- 10%, 50/60Hz

Power Consumption : 4VA (Approximately)

Included Accessories :

Nvis 630 (DAQ) : 1 no.

Patch cords : 12 nos.

SMPS Power Supply : 1 no.

Optional : Laptop