Data logger PD 1551 is a microprocessor instrument suitable to measure , display and store the temperature measured using temperature sensors like thermocouple, RTD, temperature transmitters etc. The unit stores data along with real time. The data is stored in non volatile memory of data logger. Stored data may be transferred to PC, through serial port / Memory module. window based software is provided for reteriving the data. The instrument is battery operated and ideally suitable for field use.

SPECIFICATIONS

Range : 0 to 1000 deg.C
Sensor : K type Thermocouple.
Accuracy : Better than +/- 0.5%.
No of records : >5000.
Power : Built-in batteries.

The model 1661MC5 is a microprocessor based instrument, designed to accept strain data from five points using strain gage sensors / bridge. The input signal is amplified by high performance amplifier and fed to precision analog to digital converter (ADC). The data of ADC is processed by microcontroller and displayed directly in engineering units.

Full and half bridge configuration may be used. Channel selection, bridge configuration, null balance and gauge factor setting, may be done through keys provided on front panel.

Online data is available on PC through serial port on command. Highly stabilized amplifier, make it suitable for Creep / RS measurement. The measured data is displayed on a 2x20 intelligent LCD display.The instrument is mains operated.

SPECIFICATIONS

Channels : Five.
Range : +/-20000 micro strain
Accuracy : +/- 0.1%.
Configuration: Full/Half Bridge.
Power : 230V ac mains.

FEATURES

• Quick-connect, self-sealing gas connections.


• Total impurities reduced to a level of less than 1 ppm.


• Automatic temperature control and protection system.


• Molecular sieve filter attachment for moisture removal.


INTRODUCTION

Using argon of insufficient quality is characterized by erratic results, loss of sensitivity, instability in the excitation and a cloudy white burn. Hence a good supply of high quality Argon is essential for the use with spectrometers.

The APG-6A is a complete unit for the purification of argon. It offers a compact system for delivery of purified gas directly to the point of use. The purifier contains reaction tube housed in a cabinet for immediate use. Just plug into the local ac power supply, connect the gas and purge the lines, turn on the power and you are up and running. The APG-6 argon gas purifier is the latest in gas purification system. It reduces the impurities to the level of 1 ppm.

“DIGITECH” make D.C. to D.C. Converter are designed with latest Integrated circuit technology so as to provide high efficiency, low ripple content, and better regulation.

Built-in comprehensive safety features ensure reliable, maintenance free operation and provide fast over load, short circuit protection.Soft start feature limits the starting inrush current and avoids any overshoots in output.

Special care has been taken to minimize output ripples and spikes. The EMI/RFI filter components are also mounted on the converter module.

SPECIFICATIONS

Input Voltage : 24/48/110 nominal
Output voltage: 5/10/12/24/120
Output current: Up to 10 A.

Features:

• 5V DC operated.


• +/- 20000 counts


• Programmable calibration factor.


• Programmable Decimal point.


• Programmable Units.


• Tare Function.


• Real time clock.


• RS232 output.


• Four button key pad.

Digitech design and manufacture an extensive range of digital panel meters (DPM).The product range includes LCD & LED displays.

Digitech, Digital panel meters board are microcontroller based and offers high accuracy combined with high read rate. Measurement accuracy is +/- 0.1% of full scale ±1 count. Used as a direct-reading DC voltmeter, the Digitech provides a full-scale readout of ±20,000 counts.

Calibration factor, real time clock, unit selection and decimal point is programmable through detachable key board. The peak value of the input signal is automatically captured and may be displayed by key board command. Other controls on connector include meter hold, meter reset.

Model 617, DIGITAL TURN RATIOMETER, designed to measure and display actual turn ratio of Power and Distribution Transformers. The instrument uses ratio-metric method. The instrument is over load and short circuit protected. It offers measurement range of 20.000 and 200.00.

The measurement accuracy is +/-0.1. The instrument is direct reading type and no balancing is required. The instrument is battery operated and provided with built-in battery charger. Model 612 / 614 are balancing type and are mains / Hand generator operated.

SPECIFICATIONS

Display : 5 digit LED.
Range : 0-20.000 and 0-200.00
Accuracy : =/- 0.1%
Power : 12V battery operated.
Battery charger: Built-in.

DIGITECH Thermal Conductivity Apparatus, Model - 8050 PTH, is a microprocessor based instrument designed to measure and display the thermal conductivity of insulating materials, using guarded hot plate method as per guidelines of latest Indian Standards: IS-3346/ASTM177. The instrument is automatic and programmable; designed with latest integrated circuit technology. The instrument displays the “K” value directly in engineering units.

The samples of the material to be tested are placed on either side of a horizontal guarded hot plate, consisting of a central heater surrounded by a separately controlled guard heater.Two auxiliary heater plates are provided on the other side of the two samples to produce a uniform and constant temperature on the other side of the sample. Two fluid cooled cold plates are also provided to work on a low mean temperature. Fluid temperature control may be done externally.

The guard and central plate heaters are fed through high performance, regulated D. C. power supplies, controlled by differential temperature controller. The auxiliary heater plates are controlled by S. C. R. proportional temperature controller.

Temperature measurement is done by embedded thermocouples in guarded hot and auxiliary plates.

Window based software is provided, to display temperature of thermocouples and power fed to central heater. K-Value is automatically calculated and displayed as per sample parameters and temperature data.

SPECIFICATIONS

Mean Temperature Range : 100 to 550 deg.C
Measurement Range : 0 to 1.0 Watt/mK.
Accuracy : +/- 5%.
Sample Thickness : 25 to 50 mm.

Digitech, model MDP 24L, LED Display module is designed to display moving message. The unit is intelligent microprocessor based and fully programmable. RS232C interface has been provided to fed the message through serial port of PC.

The applications for LED Electronic Displays are endless. They are designed to be installed into environments where vast amounts of information need to be conveyed to large audiences both quickly and efficiently.

LED Electronic Displays are easy to use and can be up-dated quickly and with no technical expertise. Available in a variety of character heights: - 25mm - 30mm - 50mm. Available in number of character per line as standard: - 8 - 16 - 24.

The signs can display most European Characters and Graphic Symbols. The displays are very user friendly and simple to use.
SPECIFICATIONS
No of lines : Upto 10.
No of characters: 24 per line.
Size : 1".

The Digital Proportional Temperature controllers Series 1552, are designed to measure, display and control temperature, of furnaces over wide range, with high accuracy using Silicon Controlled Rectifier as a power controlling device. Different sensors may be used for desired temperature control range. Use of SCR proportional controller minimizes overshoot/undershoot of the furnace and completely eliminates contact problem associated with relay/contactors.

The measured temperature is displayed on 3.5 digit LED display. Automatic cold junction compensation (Thermocouples), broken sensor indication & sensor linearization using DFG techniques are the standard features.

SPECIFICATIONS

Display : 3.5 digit LED display.
Range : Ambient to 1600 Deg.C.
Resolution : 1 Deg.C
Accuracy : +/-0.5% of the reading.
Sensor : J/K/E/T/S/R/RTD(Specified).
Power : 230V +/- 10% mains.
Accuracy : +/- 2 deg.C (Control).

Digitech Model TM-1000, Digital Time Interval Meter is designed to measure time of operation of various protective relays and opening/closing time of circuit breakers, with high resolution and accuracy. The versatility in selecting different operating modes makes it extremely useful for field operation. Direct display of time avoids any calculations. The accuracy and reliability of the instrument remains same even at smallest time interval measurement, due to integrated circuit constructions.

The instrument is portable, housed in leather carrying case and is mains operated. The instrument is protected against over loads / short circuits and provided with reverse polarity indicator in the case of start / top by step positive voltages.

SPECIFICATIONS

Display: 5 digit LED 12.5 mm high red color.
Ranges: 99.999, 999.99 and 9999.9 sec.
Measurement Accuracy: 1 milli
sec. ± 1 count on lowest range.

"DIGITECH” make D.C. Power Supply, series 910 are a high voltage, high performance DC power supply.

The power supply is designed with latest technology, incorporating integrated circuits and MOS devices to provide high reliability combined with better regulation and efficiency.

Specially designed PWM regulator provides minimum losses, high efficiency and ensures high regulation.

Fast acting over load and short circuit protection circuit is provided for complete safety of power supply.

The output voltage t may be programmed by potentiometer. Output is brought on suitable connector with one end grounded.

The power supply is mains operated and housed in a modular cabinet.

SPECIFICATIONS

Input voltage: 210 V to 235 V AC , 50 Hz.
Output voltage: 500V to 5000V DC.
Output adjustment: By multi-turn potentiometer.
Rated output current: 0-10 mA.
Load regulation: Better than +/- 0.5% from no load to full load.
Line regulation: Better than +/- 0.5%.
Stability: 100 ppm.