Specifications:

• The excitation frequency is set and displayed on a control unit. 
• An oil hydraulic damper allows damped vibrations with adjustable damping level. 
• A mechanical drum recorder offers the option of recording the vibrations. 
• The measured values can be displayed and analyzed on a PC using 
• Fundamentals of mechanical vibration theory; free, damped and forced
• Bar-type oscillator: LxWxH: 700x25x12mm, 1,6kg

Coil springs:

• 0,75N/mm
• 1,5N/mm
• 3,0N/mm

Exciter

• Frequency: 0…50Hz, electronically controlled
• Imbalance of the imbalance exciter: 0…1000mmg
• Stroke of the displacement exciter: 20mm
• Damper constant: 5…15Ns/m, oil-filled
• Feed: 20mm/s
• Paper width: 100mm
• Dimension: 1200 x 600 x 1400 mm
• Weight: 125kge optional unit for data acquisition.

Power Supply:

• 230V, 50Hz, 1 phase
• 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase

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Specification:

• Water Tank: Made of Stainless Steel
• Rotating Arms: 9mm/6mm orifice diameter, Length 300 mm.
• Rota meter: 250 to 2500 LPH
• Electric Motor: Swinging field, Variable speed.
• Pump: FHP for water circulation.
• Dimension: 800 x 800 x 1200 mm
• Weight: 115kg
• Coriolis components of Acceleration can be determined at various speeds of rotation at water flow rates.
• The equipment’s is self contained, water re-circulating, provided with its own speed control unit and water-circulating pump.
• The whole set-up is ingeniously designed and schematically arranged on a powder-coated rigid structure.

Power Supply required:

• 230V, 50Hz, 1 phase
• 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase

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Description:

• Experiment apparatus with a shaft that can be tilted and rotated while attached to a stand rod. 
• On one side of the shaft there is a disc mounted on dual ball bearings, while on the opposite side there is a movable counterweight for establishing equilibrium.
• The shaft’s angle of inclination can be read from an easily readable scale. 
• A spirit level allows the gyroscope to be adjusted to the horizontal. 
• The disc can be set rotating by hand or by means of a cord. 
• Fine adjustment is performed by thumbscrew at the end of the shaft. 
• The dual ball bearing system ensures that rotation is nearly frictionless and that rotation continues for lengthy periods of time. 
• The open construction of the gyroscope allows gyroscopic phenomena to be observed easily and clearly.

Specification:

• Scale: – 40° to + 40°
• Scale divisions: 1°
• Disc: 250 mm dia.
• Mass of disc: 1500 g
• Mass of counterweight: 1400 g
• Mass of additional weight: 50 g
• Dimension: 400 x 300 x 400 mm
• Weight: 15kg

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Description:

• The shaft is mounted on ball bearings. 
• A variable-speed electric motor and a belt drive it. 
• The speed of the shaft is displayed digitally.
• The difference between static and a dynamic imbalance.
• This moment is compared to the moment of the imbalance masses. 
• A transparent cover protects against contact with rotating parts and allows a clear view of the shaft. 
• The main element of the experimental unit is a smooth shaft to which four variable imbalance masses are attached at any angular and longitudinal position. 

Specification:

• Number of imbalance masses: 4 
• Total imbalance: 880cmg
• Dimension: 600 x 300 x 600 mm
• Weight: 32kg

Measuring ranges:

• Speed: 0…1400min-1

Power Supply required:

• 230V, 50Hz, 1 phase
• 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phas

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Feature:

• The system has a hand crank.  
• Constructed with heavy duty metal and plastic. 
• Unit is open system to study and sandwiched by two clear plastic plates. 
• Nice bench top or desktop item.
• Operated: Manually
• Equipment Layout: On Base

Specification:

• Has 2 Dials to show rotation.
• Nice bench top or desk top item.
• Dimension: 400 x 200 x 300 mm
• Weight: 5kg
• Constructed with heavy duty metal and plastic.
• Unit is open system to study and sandwiched by two clear plastic plates.
• This demonstration shows the fundamentals of how a internal Gear and Pinion drive works.

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Features:

• 6 rotor shafts made of high-strength steel.
• Mode shapes of continuous rotor shafts.
• Variation of bearing spacing and shaft diameter.
• Transparent protective cover enables the experiment to be optimally observed.
• Motor: adjustable speed, digitally display, adjustment with potentiometers, 2 rotational speeds can be preselected.

Specification:

• Rotor shafts made of steel
• Diameter: 3mm, 6mm, 7mm
• Length: 600mm, 900mm
• Diameter: 80mm
• Weight: 1kg
• Motor Power: 0,37kW
• Speed: 0…6000min-1
• Dimension: 1400 x 600 x 800 mm
• Weight: 85kg

Power supply required:

• 230V, 50Hz, 1 phase
• 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase

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Specification:

• Humidifier Heating power: 400W
• Air Heater power: 360W
• 2 heaters in the chamber as cooling load
• Power output: 0…250W each, freely adjustable
• Power consumption: 140W at -10°C
• Refrigeration capacity: 320W at +5/40°C
• WxH: 155x155mm
• Refrigerant: currently available in the market
• Filling volume: 1,2kg
• CO2-equivalent: 0,8t

Measuring ranges

• Temperature: 0…50°C
• Rel. humidity: 10…90%
• Power consumption: 0…600W (condensing unit)
• Flow rate: 1,5…23,5L/h (refrigerant)
• Air velocity: 0…2,5m/s
• Power: 2x 0…300W (cooling load)
• Pressure: -1…9bar / -1…24bar (refrigerant)
• Air duct with fan, air cooler, humidifier, flaps, air heater and sensors.
• Chamber with wet (latent) and dry (sensitive) heat source as cooling load.

Power Supply Required:

• 230V, 50Hz, 1 phase
• 230V, 60Hz, 1 phase

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Specification:
Cooling column

• Specific surface of the wet deck surface: 110m2/m3
• Cross-section: 150x150mm
• Volumetric airflow measurement via orifice: Ø 80mm

Heater, adjustable in three stages: 

• 500W
• 1000W
• 1500W
• Thermostat: switches off at 50°C

Fan

• Power consumption: 250W
• Max. Pressure difference: 430Pa
• Max. Volumetric flow rate: 13m3/min

Pump

• Max. Head: 70m
• Max. Flow rate: 100L/h
• Tank for additional water: 4,2L
• Dimension: 1200 x 600 x 1600 mm
• Weight (approx.): 125 kg

Measuring ranges:

• Differential pressure: 0…1000Pa (air)
• Flow rate: 12…360L/h (water)
• Temperature: 2x 0…50°C, 3x 0…100°C
• Rel. humidity: 10…100%

Power Supply Required:

• 230V, 50Hz, 1 phase
• 230V, 60Hz, 1 phase

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