Technical Specifications Belec Vario Lab
Optics
- 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
- photomultiplier detector systems are ±0.1°C temperature stabilised for excellent long-term stability
- optionally up to two spectrometer optics in the same instrument*
- up to 11 bases and 108 measuring channels possible
- inert gas-breathed optical housing with gas purifier system
- optional optic with usable wavelengths up to 800 nm*
Vacuum System*
- pump integrated in lower cabinet
- large oil separator
- oil vapour trap
- vacuum gauge in front panel
Source
- 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, optionally with ceramic insert for samples of Ø 4mm minimum
- 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 effort
Electronics
- stabilised high voltage
- zero-stabilised analogue amplifier
- 6-decade dynamic A-D converter for each channel
- 36 channels with digital integration, configurable for several bases
Probes
- argon-flushed sparking probe for exact analysis, including carbon
- argon flow 0,1 l / min in standby and 2,5 l / min when analysing
- argon control on cable socket
- 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
Dimensions
- width 17.4 in. (440 mm)
- height 16.4 in. (415 mm)
- depth 22.5 in. (570 mm)
plus 7.3 in. (185 mm) for sparking stand
Weight
- analysis unit 108.0 lbs. (49,00 kg) plus screen/display and keyboard
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 Celeron from M 1.5 GHz with real time clock
- 512 MB RAM minimum
- 2.5” hard disk 60 GB minimum
- 15” internal TFT colour display
- touch pad
- special dust and moisture protected integrated keyboard (or external*)
- USB 2.0 ports
- serial port RS 232
- Ethernet interface RJ45*
Software
- Belec WIN 21 analysis and quality control program
- arbitrary operating system, e.g. MS Windows XP
- 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
*optional