Designed with the latest technology, an innovative PC-likeTouch Screen system, employed to control and manage all sorts of automatic testing machines. Multi piston electric pump with variable flow driven by a microprocessor. To update or complete your compression and flexural testing machine on concrete and mortar.
Eight channels controlled unit for a fully automatic execution of the test.
Data acquisition system.
The machine comprises.
Theoretical topics:
Familiarization with DC motor connection types
Familiarization with stepper motor circuits
Types of electric motors
Position control with DC motor
Bi directional H bridge DC motor control circuit
Familiarization with unipolar/bipolar/bifilar/multi-phase stepper motors
Familiarization with AC motor circuits
Main characteristics of DC motor driving systems
Advantages and disadvantages of synchronous motors
Comparison between stepper motor and DC motor
Speed variation in motor controls.
Fault simulation
Demonstration of the function of safety fittings in a closed water circuit with circulating pump and expansion vessel: air separator, quick-action ventilating valve, safety valve, flow switch, pressure reducing valve
Investigation of heating safety fittings
Electrical heater for thermal safety fittings: temperature controller, thermal discharge safety device
Demonstration of the function of safety fittings using compressed air: thermostatic valve, safety Pressure cut-out, safety valve, temperature controller, thermal discharge safety device.
Theoretical topics:
Familiarization with DC motor driving systems
Circuits for the control of direct current machines
Circuits for the control of stepper motors
Familiarization with power devices
The MOSFET
Effect of feedback Fault simulation
Circuits for the control of AC machines
Frequency/Voltage converter
Circuit blocks:
DC/AC Converter
Stepper motor control unit
Control unit
Speed measurement unit.
Wraparound frame with side shields and brow guard
Adjustable temple lengths
Polycarbonate, high-visibility lens absorbs >99.9% of harmful UV light and includes a permanent antifog coating
Offer single-lens styling with a dual-lens look
Lightweight.
Climatic cabinet 1200 litres cap. With an internal capacity of 1200 litres.
Supplied complete with 6 adjustable shelves.
Behind the cutaway spring, the attenuator, the hydraulic cylinder for level regulation and, in the hollow piston rod, the suspension strutcontrol device are easily visible. Active suspension and attenuation system with hydrauliccylinder, helical spring and attenuator.
Functions in the vehicle:
In bends and on un-even roads as well as in braking and accelerating, rolling and pitching motionsare practically completely suppressed. The level regulation enables manual and speed-dependentautomatic lowering and raising of the level of the vehicle.
The trainer is composed of:
A control module, containing the interface circuits for the sensors and the actuators and the ON/OFF, proportional, integral and derivative control circuits (PID).
An educational board with a pressurized vessel and a set of sensors and actuators for level, pressure, temperature and flow;
Technical Features:
Water tank capacity: 20 litres approx.
Pressurized vessel capacity: 5 litres approx.
Level sensors:
On reed ON/OFF sensor
Linear variable differential transformer (LVDT)
Temperature sensors:
Bi metallic direct reading thermometer
Platinum thermo resistance
Flux sensors:
Flowmeter, direct reading
Flowmeter 8000 pulses/ litre
Pressure sensors:
Manometer, direct reading
Strain gauge.
Electro Hydraulic loading and control system consisting of:
Upper attachment for steel frame cross-mean coupling.
Spherical seat fixed to the ram for an uniform loading.
Double action alloy steel ram + cylinder. The ram is ground.
Two channels computerised graphic display system to control and manage all sorts of semi-automatic testing machines, processing, printing and saving the test data and certificates, for acquisition, display, with software for remote control from PC.
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Transparent glass tank with overflow, drain valve and manometer
Glass tank can be hermetically sealed
Level control loop setup
Adjustable safety valve
Fitting for attaching pressure sensor or level sensor
Ready-to-install compact panel assembly
Plexiglass protective sleeve
PVC tank base and cover
Cascade control option in conjunction with RT 450.02
Water as the working medium, supply via base module RT 450
Plexiglass protective sleeve
PVC tank base and cover.
The pump canbe connected to a 24 Volt transformer.
Key 1: This moves the control bar. Volume control by operating magnet.
Key 2: This rotates a shaft which moves the slide valve. Injection control by operating magnet.
Further Functions:
Controltravel sensor,
Pressure valves,
Feed pump,
Emergency-stop valve,
Positionsensor and pump pistons.
Throttling calorimeter for vapour content x>0,95, with water-cooled condenser
Two different ways to determine the vapour content
Separating calorimeter for vapour content 0,5<x<0,95, with water-cooled after cooler
Accessory for steam power plants
Safety valve for safe operation.
Connection toa 12 V transformer enables the volume control by the operating mag- net to bevisually demonstrated.
Further functions:
Emergency-stop valve,
pressure valves,
feed pump,
control travel sensor,
position sensor and pump pistons.
Simulated Controlled System allows the simulation of different processes,such as: 1st and 2nd order processes, integral action processes, proportional action processes, double integral action processes.
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2 pressure tanks with pressure relief valve and manometer for direct observation of the tank pressure
Valves permit investigation of a 1st order controlled system (1 tank) or 2nd order controlled system (2 in-line tanks)
Trainer for control engineering experiments
Generation of disturbance variables by drain valve
Pneumatically operated control valve with electro-pneumatic positioned digital controller, Parameterisable as a P, PI or PID controller
Pressure control process, equipped with standard industrial components
Pressure measurement by pressure sensor
Process variables X and Y accessible as analogue signals via lab jacks.
2-channel line recorder.
Theoretical topics:
Thyristor circuit fundamentals
Thyristor component familiarization
SCR half wave rectifier
The four triggering modes
Half wave and full Âwave phase control
SCR control of a half wave rectifier
Test a Silicon Controlled Rectifier
SCR control of a full wave rectifier
UJT characteristics
UJT half wave and full wave phase control
Bidirectional conduction
SCR DC operation
Gate trigger voltage and holding current.
A halogen lamp represents the heating element; a fan and a shutter valve allow, a PTC sensor provides the feedback signal; besides the reaching of a uniform temperature within given safety limits, also the insertion of noise variable. Temperature Control System represents a process for the control of the temperature, suitable for analysing continuous and discontinuous closed loop control systems.
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Heating circuit with heater, pump, expansion vessel and heat exchanger
Heater, pneumatic control valve and 6-stage variable-speed centrifugal pump as actuators
Sensors for measurement of the controlled variables; level, flow rate, pressure and temperature
Control of level, flow rate, pressure, temperature and cascade control
2 flow indicators, 1 manometer and 3 thermometers for direct display
Parameterisable controller with 4 selectable control loops
3-channel line recorder
Circuit with collecting tank, graduated tank, pneumatic control valve and 6-stage variable-speed centrifugal pump.
Refrigeration system and pump to cool the water in the collecting tank
Pneumatic control valve in main circuit as actuator for all controls
Sensors for the measurement of the controlled variables; level, flow rate and temperature
Control of level, flow rate, temperature and cascade control
Main circuit with collecting tank, graduated stirred tank with heater, pneumatic control valve and centrifugal pump
PLC to monitor safety devices
Cooling circuit with pump, heat exchanger and rotameter
6 pushbuttons for fault simulation
2 parameterisable industrial controllers.
