Specification
contrAA 600
Edition 01/2014
15
3.1.2
Control computer data
Computer
(minimum requirements)
PC Pentium 1 GHz with 512 MByte RAM
40 GByte hard disk,
43 cm color monitor (17")
VGA graphic card
Resolution 800x600 pixels or higher,
CD ROM
Ports:
2 x USB interface (USB 1.1 or 2.0) for the contrAA 600
Mouse, printer
Printer
Inkjet printer HP DeskJet
Laser printer HP Laser Jet
Operating system
Windows 7 Professional
3.1.3
Graphite tube technique data
Graphite tube furnace
Type of sample
Liquid
Solid
Tube type
IC tube (wall atomization)
IC tube with PIN platform
IC tube solid
All tube types are pyro-coated.
Volume
max. 50 µL
Temperature setting
Temperature can be set between room temperature and
3000 °C, in steps of 1 °C
Temperature-time programming
(furnace program)
Up to 20 steps can be freely programmed within determined limits, 0 to
999 s/step, in intervals of 1 s
Temperature increase (ramp):
1 °C/s to 3000 °C/s linear and maximum non-linear ramps (Full Power FP / No
Power NP)
Control of inert gas and additional gas
Inserting injection and enrichment steps
Determining the starting point for autozero and integration
Cooling system
Integrated cooling, sediment-free, ph balanced, 20 to 50 °C
Inert gas
Argon 4.8 and superior
Permitted components:
Oxygen
≤
3 ppm
Nitrogen
≤
10 ppm
Hydrocarbons
≤
0.5 ppm
Humidity
≤
5 ppm
Consumption:
Max. 2 L/min
(depending on temperature-time program)
Inlet pressure:
0.6 to 0.7 MPa
Safety circuits ensuring protection
against
Overheating of furnace heating transformer
Graphite tube breakage
Shortage of cooling water
