1. AD590 Module with sensor

2. 8051 CPU Card

3. ADC & Digital Input Card

4. Relay Card and

5. LCD & Keyboard interface Card

• AD590 Module with sensor

• Heater source

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Battery backup for Programs storage

• 8 Channel 8 bit ADC for reading the temperature using VAPC 004

• 8 nos of 12 Volt power relays Contacts 20A/28V DC, 5A/230V AC, for driving the heater source using VAPC 010.

• LCD & KEYBOARD Interface card for user input and Output reference using VAPC 013

• Relevant software with Manual

• 50 Core Cable Latch

• Switch Mode Power Supply.

• AD590 Module with sensor

• Heater source

• SCR/MOSFET Control Module

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Battery backup for Programs storage

• 8255 Interface card for PWM generation using VAPC 002

• 8 Channel 8 bit ADC for reading the temperature using VAPC 004

• LCD & KEYBOARD Interface card for user input and Output reference using VAPC 013

• Switch Mode Power Supply.

• 50 Core Cable Latch

• Relevant software with Manual

• 8255 Interface card for controlling the stepper motor using VAPC 002

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Battery backup for Programs storage

• 2 KG 5V Stepper motor

• Driver for controlling a stepper motor using VLIM-013A

• One 2Kg / 5 Volt Stepper Motor

• Switch Mode Power Supply.

• One 50 Core Cable & One 26 Core Cable

• Relevant software with manual

• SCR/MOSFET Control Module

• 24V PMDC Motor

• F/V Converter

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Battery backup for Programs storage

• 12 bit, 4 channel Dual ADC using AD7862 (VAPC 011)

• Relevant Software with Manual

• Switch Mode Power Supply

• 50 Core Cable

• Intel 8051 Microcontroller based fuzzy system

• 8 KB RAM expandable upto 32KB

• 32 KB External EPROM

• 3.6V Nicd Battery backup for external RAM

• Onchip RS232 Serial port terminated at "9" Pin D' Connector

• Consists one high speed ADC (AD 7862)

• 2 LEDs for Transmit and Receive data

• Transformer used for multiple input & Output tapping

• The selection of tapping is done through the software using TRAIC switches

• The feedback (0-5V) is taken from the outputs (feedback tapping) which corresponds to 0 to 260V AC

• The feedback voltage is converted to Digital by using a high speed ADC.

• 50 Core Cable

• Relevant Software with Manual

For measurement of Voltage, Current, Resistance, Diode check and Continuity. It consists of the following Embedded Cards.

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Battery backup for Programs storage

• Consists of, Matrix of 10 relays for voltage, current Resistance, Diode check and continuity measurements using VAPC 016.

• 8 Channel 8 bit ADC for reading the Analog voltage from the measurement board using VAPC 004

• 50 Core Cable Latch

• Relevant Software with Manual

• Switched Mode Power Supply

This consists of one 8051 CPU card (VPC 051) and one Capacitance measurement card.

The embedded software measures the capacitance, displays on a LCD Display or on the PC screen.

It consists of :

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Battery backup for Programs storage

• Based on charging the capacitance using Analog switches, the capacitance is measured by measuring the time constant using VAPC 019

• LCD & Keyboard Card for user input and output reference using VAPC 013

• 50 Core Cable Latch

• Relevant Software with Manual

• Switch Mode Power Supply

   4.8. RS485 NETWORK BASED DATA ACQUISITION SYSTEM                      [TOC]  

This application is meant for multiple Data Acquisition or Intelligent Control system to be networked by the industry standard RS485 with a protocol for sending and receiving data over RS485 and to PC. This system consists of 2 nos. of 8051 Systems with ADC, DAC & DIO etc.

This can be expandable upto 32 systems.

• Useful for industrial networking

• To connect upto 32 devices to the RS485 multidrop networking

• 2 Nos. of 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• 2 Nos.of 8 Channel 8 bit ADC for Data capturing using VAPC 004

• RS485 Cables and demo software for data acquisition using RS485

• 2 Nos. of Switch Mode Power Supply for each CPU cards.

• 2 Nos. of 50 Core Cable.

• Detailed Manual

    4.9. 8051 BASED FREQUENCY MEASUREMENT SYSTEM                           [TOC]

This consists of a 8051 CPU Card with a signal conditioner for the signal of which the frequency to be measured. The frequency range is 0-100 Hz.

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• Signal Conditioner

• 50 Core Cable

• Relevant Software with Manual

• Switched Mode Power Supply.

   4.10. INTERFACING 5½ DIGIT ADC FOR DATA ACQUISITION                [TOC]

This consists of 8051 CPU Card and a 5½ Digit ADC card for high resolution measurement of Analog signals.

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• One 5½ or 4½ digit ADC using HI7159

• ±2V Analog input

• LCD Display for display the output.

• Relevant software with Manual

• Switch mode power supply

4.11. INTERFACING 24 BIT SPI BUS BASED ADC                                [TOC]

   This consists of 8051 CPU Card and a 24 bit SPI Bus Based ADC.

• 8051 CPU with 8KB User RAM, 32KB EPROM by using VPC-051

• 24 Bit SPI Bus ADC card

• LCD Display card for display the ADC value.

• Relevant software with Manual

• Switch mode power supply

    POWER ELECTRONICS APPLICATIONS                                                  [TOC]

This consists of 89C51 CPU card and one IGBT Module, power supply, Resistive load & Inductive load.

• The Control module consists of,

  # Phillips P89C51 Microcontroller

  # 64KB Flash EPROM, 1KB RAM

  # External 64KB Data RAM

  # Different PWM techniques selected from 89C51 by software.

• IGBT Module consists of,

  # 4 Opto coupler to Isolate 4 Pulse

  # 2 IGBT driver for 2 half bridges of 4 IGBTs

  # 500V Peak & 15A Peak 4 IGBTs are provided

  # Rectifier & filter provided for 24V/2A DC

  # Current sensing circuit provided to limit the over current of the IGBT

• Power Supply

  # 2Nos.of +15V DC/0.5A, +5V DC/1A, 24V AC/2A

• One Inductive load & Resistive load also provided.

• Relevant Software with manual.

   4.13. 89C51 BASED MOSFET/IGBT INVERTER                                      [TOC]

This consists of 89C51 CPU card and one IGBT Module, power supply, Resistive load &

Inductive load.

• The Control module consists of,

  # Phillips P89C51 RD+ Microcontroller

  # 64KB Flash EPROM, 1KB RAM

  # External 64KB Data RAM

  # Different waves like sine, square, trapezoidal generated from 89C51 CPU by software

• IGBT Module consists of,

  # 4 Opto coupler to Isolate 4 Pulse

  # 2 IGBT driver for 2 half bridges of 4 IGBTs

  # 500V Peak & 15A Peak 4 IGBTs are provided

  # Rectifier & filter provided for 24V/2A DC

  # Current sensing circuit provided to limit the over current of the IGBT

• Power Supply

  # 2 Nos. of +15V DC/0.5A, +5V DC/1A, 24V AC/2A

• One Inductive load & Resistive load also provided.

• Software with Manual