Engine and Dynamometer Controllers

SAJ can provide Analogue Control system as well as Direct Digital Control system for Dynamometer and/or Engine as per the end users requirement.

• Analogue Type

SAJ TC Series Analogue Controllers are modular in design and can be used as stand alone dyno controller (TC-L1) or engine and dynamometer controller (TC-L2). The TC Series Controllers are available for use with SAJ SE Range Eddy Current Dynamometer and SH Range Hydraulic Dynamometers.

Standard Features

• Multi mode.
  
• Highly accurate and reliable.
  
• Analogue PIDs.
  
• Digital speed & torque display.
  
• Interface to external device such as Fuel Consumption meter is possible.
  
• Computer interface is possible.
  
• Ease in operation and maintenance.
  
• Standard 19" rack mountings.
  
• Large analogue speed & torque display.
  
• Large multiturn microdials for ease of setting.
  
• Illuminated push buttons for each operation.

• Direct Digital Controller

SAJ Direct Digital Controller is specifically designed for engine test bed application.

Standard Features

• Digital PIDs.
  
• Universal Controller.
  
• Bump-less Mode Transfer.
  
• Highly integrated Compact Unit.
  
• User Friendly.
  
• Use of Digital technology ensures high performance & optimum reliability.
  
• Continuously updated LCD Display.
  
• Membrane Keyboard & Optical encoders for Demand Setting ensures better accuracy.
  
• Serial PC communication is possible.

VCATS - Windows Based Test Software

Visual CATS is an Integrated Personal Computer Aided Test System to perform data acquisition, control & analysis of an engine under test. It is designed to work with proven SAJ make Hydraulic and Eddy Current Dynamometers, Controller and Instrumentation.

Visual CATS system software provides dedicated, completely user-friendly engine testing environment to facilitate the test engineers & operators with building the test sequences, conducting the tests and analysis etc. Visual CATS software is completely menu driven. The system provides fully automated computerized environment in engine testing without any loss of simplicity & convenience. VCATS provides the Graphical User Interface (screens) to display scan data, sequencer, testbed parameters, configuration and calibration.

Salient Features

• Personal Computer based Integrated Engine Test Data Acquisition, Control & Analysis.
  
• Configurable Scan channels.
  
• Four levels of alarm monitoring.
  
• Powerful Test Sequencer.
  
• Add-on and Adam module interfacing option.
  
• Configurable test result print formats.
  
• Customer Formulae Interpreter.
  
• User Friendly & Highly Interactive.
  
• Powerful ONLINE Graphics.
  
• Bump less mode change through DDC.
  
• Online alarm editing facility.
  
• Pass-off Norms for quality audit.
  
• Data logging can be done in manual & fully automatic modes of operations.

• Throttle Actuator.
  
• Gravimetric Fuel consumption measuring unit.
  
• Volumetric Fuel consumption measuring unit.
  
• Speed & Torque Indicator.
  
• Diesel Engine Shut Down Actuator.
  
• Various Temperature and Pressure Instrumentation with or without sensors.
  
• Transducer Box.
  
• Incell Control Panel.
  
• Universal Engine Mounting Test Beds.
  
• T Slotted Bed Plates (CI & MS).
  
• Cardan Shaft / Couplings.
  
• Engine starting / running-in arrangement
  
• Cooling Modules for Engine water, Oil, fuel, etc.
  
• Dynamometer Services Kit - Accumulation charging kit, Oil Injection Kit, Acid Cleaning Unit, etc.

SAJ manufactures End of Production Line Chassis Dynamometers for testing vehicle performance for vehicle assembly/production & quality centers, vehicle repairing/re-building centers, Educational Institutes, etc.
Simple in operation and maintenance. It is a very popular product for testing vehicles with GO/NO GO test.

Standard Features

• Modular design - Starts only with rollers and can be added with power absorption unit, additional inertia flywheels, blowers, exhaust arrangement, simple indication and instrumentation panel, data acquisition software, external device interface, etc.
  
• Safe and ease in operation.
  
• Less maintenance.
  
• Heavier construction.
  
• Greater operating speed.
  
• High load capacities.

Road Load Simulation Chassis Dynamometer

SAJ jointing with ARAI has developed Road Load Chassis Dynamometer for 2 WH Vehicle.

Standard Features

• Highly accurate.
  
• Consistent performance.
  
• High degree of operation.
  
• Reliability and repeatability and low frictional losses.
  
• Windows-based drivers aided software.

Special Test Rigs

SAJ Also provides

• PTO Dynamometer for tractor testing.
  
• Firing test benches.
  
• Automated testcells.
  
• Engine handling system.
  
• Transmission test rigs: unloaded and loaded.