Accelerometer & G Sensors Tester
 
Accelerometer & G Sensors Tester
 
An accelerometer tester verifies accelerometers, accelerometer cables, magnetic RPM sensor cables and CADU to DAU communication. These are precision engineered to provide accurate vibration signals to RADS-AT/AVA ensuring effective RT & B maintenance activities.
 
The salient features are as follow:
  • Ensures accelerometer excitation of 3.75Hz/225 RPM for testing accelerometers at primary frequency
  • Excellent performance
  • Easy to handle
  • Long lasting
  • After sales service
 
 
Clock Tester
 
Clock Tester
 
Clock testers are used to check the deviation rates in wrist watches having period of balance wheel oscillations in 0.2 sec, 0.33 sec, 0.363 sec, 0.4 sec, 0.5 sec and 0.6 sec.
 
The important features and specifications are as follow:
  • Digital and microprocessor based technology
  • Operating voltages of 230 10 % VAC, 50 1 % Hz
  • Maximum Weight: 5 Kgs
  • Length : 360 mm
  • Height : 210 mm
  • Width : 250 mm
  • Facility of Report printing
  • Easy to use and import substitute to USSR made tester.
  • Use of latest technology IC's transistors & other components to enhance operating reliability ensuring extremely high M.T.B.F. (mean time between failure)
  • Gentle to user’s eyes
  • Use of quality epoxy, green mask's pcbs assisting easy calibration and servicing
  • Tested and approved by DGAQA
  • RMS to DC converters precisely designed to measurement command signals accurately thus ensuring better accuracy in measurement and parameters
  • Use of modules with all sorts of protections
  • Display system programmed to use LED's instead of normal lamps for easy identification and reduction in current consumption
  • Specially developed software to compensate all fluctuations in supply voltage, freq., surges, etc. to assure high performance for longer periods
  • Immaculate accuracy and repeatability unachievable with electro-mechanical technology
  • Latest microprocessor based technology used for incorporation of variable sampling periods
  • Hence the displayed values on digital display represent not the instantaneous value but over all performance over a set time period
  • No alignment required due to non existence of moving parts ensuring true results.
  • Does not involve manual operation, hence human error is completely eliminated
  • Modularly designed for easy maintenance.
 
Inertial Vertical Gyro System Tester
 
Inertial Vertical Gyro System Tester
 
This kind of tester is used for various tests such as Vertical gyro longitudinal (pitch) & lateral (roll) erection, phase sequence test of vertical gyros, Gyro horizon indicator & signal distribution, AGD-1 gyro horizon along with vertical Gyro & indicators.
 
The salient features and specifications are as follow :
  • Operating voltages: 27 V 2.7 V dc, 3 phases 36 10 % VAC; 400 8 Hz.
  • Weight: Maximum 12 kgs
  • Length: 470 mm
  • Width: 370 mm
  • Height: 185 mm
  • User friendly & Import substitute to USSR made PA-AGD-1 tester
  • Microprocessor based design with inbuilt special software.
  • Modules used with all sorts of protections
  • High tech. digital switches used allowing faster settings of selsyn
  • Complete solid-state design along with use of state-of-the-art digital technology.
  • Fixed stabilized frequency
  • Protections for Short circuit
  • Short setting time
  • Arranged switches on front panel for convenient use
  • Tested and approved by DGAQA
  • Use of high quality epoxy, green mask's pcbs for easy calibration and service
  • Modularly designed for easy maintenance
  • Useful in checking the main parameters of the AGB-3 Gyro Horizons, BSPK-1 units and serviceability of signal distributor follow-up systems
 
Our testers have an edge over USSR made testers due to following reasons :
  • Simulators for ANGLE-OF-PITCH with PLL Circuits to transmit signals to PF circuits as per correct sequence of operation
  • Simulators designed for pedestal voltages using state-of-the-art digital technology ensuring required accuracy & repeatability of the results
  • Use of A to D converters instead of conventional discrete systems for important optical heating current’s measurement thus enhancing the accuracy
  • Pitch simulator based on microprocessor having digital display instead of electro-mechanical in tester made in USSR
  • Output amplifiers are completely protected.
  • Pitch angle is controlled by push switches erasing any parallax problem found in USSR made tester.
  • Protected power supply regulation
  • Use of temperature compensated components in important modules.
 
Tachometer Tester
 
Tachometer Tester
 
These tachometer testers are used to test and calibrate electrical and mechanical tachometer generators and indicators. These are precision engineered using sophisticated machinery.
 
The salient features are as follow :
  • Kept in lightweight aluminum case making it handy
  • Only connection required to a source of electrical power for operation
  • In built standard aircraft tachometer generator used for testing tachometer indicators
  • A selector switch for selecting the speed indicator system and the output to indicators under test, to either the internal master generator or to the generator under test.
 
 
Flight Data Recorder / Tester
 
 
Our SES-0430 flight data recorder/tester are equivalent to Russian tester UPAS-1M and are used extensively in MIG-21, MIG-23, MIG-27, MI-18, MI-25.
 
The features and specification are given below :
  • A/c System: Flight Data Recorder
  • Test equipment designed to test and calibrate of Automatic Flight Data Recorder (SARPP - 12 of Various Versions)
  • It Comprises of transducers and simulators along with indicators for Airspeed, Altitude, Engine RPM, Vertical Speed, Horizontal Speed, Turn and slip angle, Roll angle, Pitch angle etc
  • Facility of milking out data from FDR as well as its data recording
  • All above mention parameters are generated and measured in laboratory as well as in field conditions.
 
 
Oxygen Field Tester
 
Oxygen Field Tester
 
Our SES-2910 oxygen field tester stands neck to neck with Russian tester KU-8. These are used in various aircrafts such as MIG-21, MIG-23, MIG-25, MIG-27, MIG-29, AN-32, SU-30 and helicopters such as MI-8, MI-17, and MI-25.
 
The salient features are mentioned below:
  • Test equipment designed to test and calibrate aircraft’s oxygen System
  • Option of checking and calibrating test equipment such as Oxygen flow meters, oxygen mask, oxygen tank, regulators and allied accessories of oxygen system in laboratory as well as in field (i.e. on aircraft).
  • Extremely efficient
  • Precision engineered.
 
 
Fuel Flow Tester
 
Fuel Flow Tester
 
Our SES-2910 oxygen field tester stands neck to neck with Russian tester KU-8. These are used in various aircrafts such as MIG-21, MIG-23, MIG-25, MIG-27, MIG-29, AN-32, SU-30 and helicopters such as MI-8, MI-17, and MI-25.
 
The fuel flow tester UPR-4F is equivalent to Russian tester DRTS-30-1. This tester is extensively used in MIG 29. The tester is equipped with digital display and is easy to use.

These are used for the following functions:

  • To determine the error of totaling flow meter set.
  • To determine the error of indication instrument.
  • To determine the error of momentary totalizing flow meter.
  • To determine the error of total flow pick-up (transducers)
  • To check the air tightness of flow pick-up (transducers)
  • To check the functioning of TRP transformer.
The salient characteristics and features are summed as under:

  • Model No.: SES-6410
  • A/c System: Instrumentation
  • Energized with 115 VAC 10%, 400 8 Hz., 230 VAC 10%, 50 1 Hz., 27 VDC 10%.
  • Overall dimensions of unpacked cases in: UPR-4AU: 420 X 345 X 150 mm; UPR-4D: 570 X 520 X 420 mm
  • Overall weight of unpacked cases in: UPR-4AU : 14 Kgs; UPR-4D: 35 Kgs.
  • Designed for calibration of fuel transmitter (Sensors) and Indicators.
  • Comprising of close loop fuel flow control and measurement system
  • Inbuilt fuel transmitter and indicator having range of 1000 lit/Hr to 35000 Lit/Hr.
  • Inbuilt fuel pump having range of 1000lit/hr to 35000lit/hr.
  • User friendly & Import substitute to USSR made upr-4A tester.
  • Digital AC drives for controlling motors and pumps instead of friction disc.
  • Accurate AC drives reproducible with no wear and tear
  • Digital counters used instead of Electro-mechanical to ensure control and easy programming
  • Noise free operation
  • Inbuilt Digital stopwatch
  • Design based on Microprocessor with special software.
  • Use of the state of the art digital technology and solid-state design with digital displays.
  • Due to elimination of drift, frequent calibration is not needed
  • Self-diagnosis with special indicators provided for faster rectification of the fault.
  • Protections for circuits and under voltage, over voltage, over current, short circuit protection
  • Indicators for LOW and HIGH voltages, MCB TRIP.
  • Inspected and approved by DGAQA.
Application :

These testers can be applied in following applications:

  • For measuring the various fuel flow systems and flow meters of MIG-21 series Aircraft,
  • For checking PICK-UPS (Transducers) type RTS-16A, RTS-30A, RTS-30, RTS30P, RTS20A and their respective INDICATORS.
  • For testing the indication instrument of differential flow meter.
Our testers are better from them made in Russia due to following reasons :

  • State of the air microprocessor based design with separate digital display for counters.
  • Opto coupler derived pulses from motor hence no error added due to slipage, wear and tear of friction disc as in case of USSR made tester.
  • No thyratron is used.
  • Automatic pulse sensing hence no operator errors involved.
  • Automatic end of cycle of measurement with preset count resulting in highest accuracy to 1 count in 999999 counts.
 
Oxygen Field Tester
 
Oxygen Field Tester
 
We are offering fuel flow meter to our clients. Mechanical principles such as turbine and positive displacement (pd meters) were used for making the fuel meters but now, thanks to new technology the fuels can be measured by using non mechanical devices such as ultrasonic fuel meters. These are utilized in stationary pumping fuel dispensers and mobile vehicle instrumentation including ship engines and aerospace, passenger car and heavy truck.
 
The features of these kind of fuel flow meter are given below :
  • Designed for metering diesel fuel, gasoline, kerosene, mineral spirits, Stoddard solvent and heptane
  • Some possess feature of fuel control and fuel flow measurement
  • Pulse counting
  • Time metering
 
 
Master Calibrator For Pilot Static Calibrator
 
Master Calibrator For Pilot Static Calibrator
 
These are used to test and calibrate the pilot static equipment in various aircraft such as MIG-21, MIG-23, MIG-25, MIG-27, MIG-29, AN-32, SU-30 and helicopters such as MI-8, MI-17 and MI-25 . Master calibrators include two kinds of testers viz. Pilot static leak tester and pilot static tester.
 
The detailed breakdown is given below :

(i) Pilot Static Leak Tester:

These SES-2530 testers are considered as equivalent to Russian Tester: KPA-PVD and are used to test and calibrate pilot static equipment like Altimeters Mach meters, Airspeed indicators, ROCI (Rate of Climb Indicator), Air Data Computer and others. The features are as blow:
  • Inbuilt digital simulator for different pilot static parameters
  • Can also be used to calibrate pilot static systems
(ii) Pilot Static Tester:

This SES-3410 tester is equivalent to Russian tester UKAMP. These can be used in MIG-21, MIG-23, MIG-25, MIG-27, MIG-29, AN-32, SU-30, MI-8, MI17 and MI-25. The salient features are as below:
  • Designed for testing and calibration of pilot static test equipment in lab and field conditions
  • Inbuilt master digital pilot static parameters measurements systems like Airspeed
  • Altitude shoots up to 26-27Kms. of rate of climb.
  • Comprises of accurate indicated airspeed, altitude, rate of climb, generator.
 
Gyro Turntable
 
Gyro Turntable
 
It is manufactured in small lots and stored after thorough in process testing. This table has a 24’’ plate on top of it and it is modularity designed.
 
The features and specifications are as follow :
  • Short Delivery Time
  • Attractive Price/Performance Ratio
  • Easy Service and Maintenance
  • Repeatable Performance
  • After Sales Service
Before the final assembly of a specific test system, questions relating to delivery delay and quality are tackled.
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