Belec Vario Lab – Technical Specifications


  • Spectrometer in Paschen-Runge mounting
  • Rowland circle diameter 500 mm
  • Usable wavelengths 120-430 nm
  • Grating 3600 lines/mm
  • Reciprocal dispersion 0,52 nm/mm (1st order)
  • Shock resistance
  • Photo-multiplier detector systems are ±0.1°C temperature stabilized for excellent long-term stability
  • Optionally 2nd spectrometer optics*
  • Up to 11 bases and 108 measuring channels possible
  • Inert gas-breathed optical chamber with gas purifier system
  • Optional optic with usable wavelengths up to 800 nm*

Vacuum System*

  • 2 stage rotary vacuum pump
  • Large oil separator
  • Oil vapor trap
  • Vacuum gauge in front panel


  • Sparking generator with maximum 400 Hz frequency
  • Unipolar discharge
  • Separate parameter for pre-sparking and integration selectable via software
  • Ignition frequency program specifically selectable via software
  • Discharge power program specifically selectable via software
  • Arc source for air probe, optional
  • Ignition voltage 20 kV

Measuring Stand

  • Argon-flushed measuring stand for exact analysis
  • Sparking stand grounded with Ø 10 mm analysis opening,
  • Optional ceramic disc with Ø 4mm opening*
  • Adapters for wires, pipes and small parts are available
  • Low-wear tungsten electrode
  • Pneumatic sample clamping
  • Argon flow  0,1 l/min in stand-by mode and 2 l/min during analysis
  • Low maintenance required

Electronics (Model 2P)

  • Stabilized high voltage
  • Zero-stabilized analogue amplifier
  • 6-decade dynamic A-D converter for each channel
  • 48 channels with digital integration, configurable for several bases

Electronics (Model 2C)

  • 15 detectors, each with 3648 pixel, 7µ pixel width
  • Individual AD- converter board for each detector, mounted on multi channel board,
  • Coupled by high-speed port
  • Integrated noise suppression – integrated background compensation
  • Unlimited numbers of measuring channels, configurable for several base  


  • Argon-flushed sparking probe for exact analysis, including carbon
  • Argon flow 0,1 l / min in standby and 2,5 l / min during analysis
  • Argon control on cable plug
  • Air probe for quick mix-up checking
  • Adapters for wires, pipes and small parts available for all probes
  • Lightweight shockproof plastic probe housing
  • Start and clear buttons easily hand-operated
  • Signal on mix-up identification: visual display for “repeat” and “reject”, start Button is blocked until confirm  button is pressed
  • Multi fibre quartz optics, standard lengths 3m or 5m
  • Low-wear tungsten electrode
  • Silver electrode for air probe
  • Probe connector system


  • Width 680 mm 
  • Height 1135 mm
  • Depth 945 mm


  • Analysis unit 80 kg

Power Supply

  • 230V/50Hz or 110V/60Hz
  • 100 W in stand-by mode
  • 600 W during analysis

with optional vacuum system

  • 600 W in stand-by mode
  • 1100 W during analysis

Computer Hardware 

  • System-integrated industrial computer system  
  • Intel® ATOM® single core N270 (1.66 GHz) processor
  • 2 GB RAM and 2.5” Solid-State-Drive (SSD) 128GB
  • Onboard Intel® graphic 945 express with VGA output
  • MS Windows 7 ultimate® operation system with client specific regional and language settings
  • Remote-Service-System (RSS) by Teamviewer®
  • 18,5” widescreen colour monitor, other monitors available
  • Complete external keyboard with touch pad 
  • USB 2.0 ports
  • Ethernet interface RJ 45, 100 Mbit/sec
  • Serial port
  • Parallel port


  • Belec WIN 21 analysis and quality control program
  • Arbitrary operating system, e.g. MS Windows 7
  • Remote-Service-System*
  • Display of analysis values at each measurement
  • As many analysis programs to customer specifications as required
  • Individual analysis parameters for each program
  • Automatic program selection (APF)*
  • Analysis computation with: background correction, curve position correction, additive and multiplicative  inter-element correction
  • Automatic correction with standard types
  • Easy and simultaneous recalibration of several programs
  • Mix-up checking by comparison with reference measurement
  • Grade checking by comparison with analysis regulations
  • Type calibration and type measurement
  • Tolerances for every analysis program and element in absolute and relative Weight percentages, individually adjustable
  • Average and standard deviation from chosen measurements
  • Warning signal, when calibration curve is exceeded
  • Automatic reminder of regular recalibration
  • Automatic display of quality description or material number
  • Alloy data bank, 100.000 qualities and more storable (only limited by computer storage capacity)
  • Text size on monitor variable for optimum legibility
  • Protocol storage function
  • Report memory function for later analysis, printing and archiving
  • Several statistic functions with graphical representation