Optics: |
|
Monochromator |
Aberration-corrected Czerny-Turner mounting |
Wavelength range |
185.0 to 900.0 nm |
Bandwidth |
0.2, 0.7, 1.3, 2.0L nm (4-step automatic switching) |
Detector |
Photomultiplier tube |
Optics |
Flame: optical double beam
Furnace: high-throughput single beam |
Background correction |
BGC-SR (high-speed self-reversal method)
BGC-D2 (D2 lamp method) |
Number of HC lamps |
6-lamp turret, 2 lamps simultaneously lit (1 for measurement, 1 warming up for next measurement) |
Lamp mode |
EMISSION, NON-BGC, BGC-D2, BGC-SR |
Data processing: |
|
Software requirements |
Microsoft Windows Vista Business / XP Professional |
Parameter setting |
Wizard method |
Measurement mode |
Flame continuous method, flame single drop method, furnace method |
Concentration computation mode |
Calibration curve method (select primary, secondary, tertiary)
Standard addition method, simple standard addition method (primary expression) |
Repeat analysis |
Up to 20 repetitions. Mean value, standard deviation (SD) and coefficient of variation (RSD) display
Automatic exclusion of deviant values by setting SD and %RSD |
Baseline correction |
Automatic correction of baseline drift by offset correction in peak height / peak area modes. |
Signal processing segment setting |
Signal processing segments can be changed in peak height / peak area modes. |
Sensitivity correction |
Automatic calibration curve correction function using sensitivity monitoring |
Analog output |
2 channels (atomic absorption/energy signal, background signal)
Output range: 5.0, 2.5, 1.25, 0.625 Abs./V (each settable in 4 stages)
Fixed at 1 V F.S. in EMISSION mode. |
Power requirements |
120 VAC (English Ver.), 220 VAC (Chinese Ver.), or 230 VAC (English Ver.), 230 VA, 50/60 Hz
Power is required separately for the personal computer. |
Dimensions and weight |
AA-7000F: 700 W 588 D 714 H mm, 72 kg
AA-7000G: 700 W 580 D 538 H mm, 65 kg
(Protruding parts and optional equipment are not included.) |
Ambient temperature / humidity |
10 to 35 C, 20 to 80% (less than 70% when temperature is higher than 30 C) |