National Institute Of Technology Tender

Universal Transducer Development board: • On board: LVDT, Microphone, hall sensor, strainguage, ultrasonic trans receiver, temp receiver (Lm35, NTC, thermocouple), humidity sensor, buzzer, voltmeter (0-20V) generate square wave of 5V with 555 timer. Light sensor: photo diode, photo transistor, photo voltaic cell, LDR. • Signal conditioning: instrumentation amplifier, class amplifier, differential amplifier. • Variable resistor: servo potentiometer, slide resister, rotary resister, wire wound resister, carbon track resister. • Bridge rectifier, filter, variable capacitor. • Accelerometer sensor. • USB PC interface software VI. • Aluminum frame packing. • 4×4 seven segment display. • Output data on PC using USB based data acquisition system. GUI for display voltage versus physical quantity.

Temperature Calibration and Measurement : • Reference pt100 thermo resistance with calibration certificate. • Industrial pt100 thermo resistance. • Two K-type thermo couples. • Gas thermometer. • Water bath tube temp. controlling knob calibrator unit. • Glass thermometer. • RTD sensor. • Thermo couple sensor. • Dewar flask. • PTC thermistor. • Inert gas thermometer. • Thermal bath of stainless steel equipped with stirrer. • Shielded heating element. • Safety level switch. • Dewar flask of stainless steel with high vacuum insulation, capacity of 1 liter. • Support for thermometers. • Reference pt100 thermo resistance with 3 points calibration certificate. • Different type of temperature sensor. • Industrial pt100 thermo resistance of class A. • K-type thermocouple. • Thermistor (PTC). • Liquid thermometer. • Gas thermometer. • Electric console with 20×4 LCD displays and controls. • Output data on PC using USB based data acquisition system. GUI for display voltage versus physical quantity.

Process Control Trainer : • LCD display 20×4 mm to display the flow rate ltr/sec, temp measurement. • On board socket for CRO. Facility for advance PLC, with display, for alarm setting etc. • Modbus, RS485 programing facility. • Facility to interface with NIDAQ and software. • Solid state relay for automation, trigger based control of motors, pumps and solenoid release valves etc… • Heating element rod to heat the water. • Temp measuring using thermocouple.

Torque and Angular Displacement Measurement system: • (1) sensor specifications. • Reaction torque sensor. • 5 kgm torque capacity. • Strain Gauge based. • Excitation voltage-10V DC. • Rated output 2mv/ V. • Sensor is sealed for IP 65-IP 67 degree of environmental class. • (2) digitizer – controller specifications. • Display: two-line alpha numeric LCD display with backlight. • Keypad: Soft touch key pad. • Readings: Torque value output in kgm. • Sensor input: Using DB9 connector. • Relay output: Two programmable set point with relay output. • Communication port: RS232/ RS485/USB output to transfer real time data. • Calibration: Software calibration. • Analog output: 0-10V or 4-20mA corresponding to torque. • Weight for torque: 500g X 2nos, 1kg X 3nos. • Power supply: 200V AC. • Serial cable/USB converter. • Analog output cable. • Operating manual. • Software CD.

Photoelectric, Magnetic and Photo Transducer Trainer : • On board analog voltmeter and Ammeter. • Block description printed on system. • Inbuilt power supply source, transducers, photoconductive cell (LDR). • Interfacing modules of photo-voltaic cell, photo transistor, LED, photo diode. • Light source-filament lamp with wooden mount base and scale for distance measurement (For LUX Measurement). • Signal conditioning potentiometers, output circuits interconnection – 2mm banana sockets. • On board amplifier- power amplifier circuit, current amplifier, DC amplifier, comparator, buffer, input circuits. • Rotary and slide potentiometer, output circuits, relay switch, buffer. • USB/PC interface/GUI display. • On board 7 segment display for RPM measurement. • Based on ATMEGA16 microcontroller • On board photo electric sensors for RPM count. • ON board relay (5V) with isolation circuit using with Optocoupler. • On board DC motor (5V) operated with driver circuits. • On board 4 seven segment display for RPM measurement. • On board relay (5V) with isolation circuit using with Optocoupler and function generator. • USB/PC interface/GUI display & re-programming facility.

Stepper and BLDC Motor Trainer : • Based on 8051 Microcontroller. • On board control for the speed of DC motor through potentiometer. • On board direction control switch. • 24V/40W DC BLDC motor with driver. • PWM Output for RPM measurement can be connected to CRO • User RPM Selection switches with power supply of 24VDC/2.5A • Microcontroller based operations facility to program hardware through RS232 OR USB • 2-Stepping motor • 2-phase HB type,unipolar operation,0-2000 PPS • PWM constant current driver (Position control) and circular board operation (Angle control) • Ball screw distance: Over 200mm, 400/Rev; Built-in signal output terminal • Speed control by control S/W • Angle control by simulation S/W • 3-Manual control • Step/continuous operation by the values set manually • Direct/reverse rotation operation by the values set manually