¡¡ |
M501 |
M550 |
M550 SPF/UPF |
Display |
1/4 VGA – 320 x 240 pixels, backlit LCD |
<= |
<= |
Light Sources |
Tungsten-Halogen and Deuterium |
<= |
<= |
Monochromator |
Littrow type with 1200 lines/mm grating |
<= |
<= |
Detector |
Silicon Photodiode |
<= |
<= |
Wavelength Range |
190 – 1100nm |
<= |
<= |
Wavelength Accuracy |
¡¾ 1nm |
¡¾ 0.3nm |
<= |
Wavelength Resolution |
0.1nm |
<= |
<= |
Wavelength Repeatability |
¡¾ 0.05nm |
<= |
<= |
Bandpass |
4nm (2nm option available) |
1.8nm |
<= |
Photometric Range |
-0.7 to 3.0A, 0 to 200%T and 0 to 9999 Conc |
-0.3 to 3.0A, 0 to 200%T and 0 to 9999 Conc |
<= |
Photometric Accuracy |
Better than 1% @ 0.5A, 1A and 2A |
Better than 0.5% @ 0.5A, 1A and 2A <+/-0.01A potassium dichromate (EP method) |
Better than 1.0% @ 0.5A, 1A and 2A |
Photometric Noise |
Less than 0.001A @ 500nm, 0A |
<= |
<= |
Zero Drift |
Less than 0.002A per hour after warm up |
Less than 0.001A per hour after warm-up |
<= |
Baseline Flatness |
¡¾ 0.002A |
<= |
<= |
Stray Light (ASTM) |
Less than 0.15%T @ 220nm and 340nm |
Less than 0.05%T @ 220nm and 340nmand KCl at 198nm as per EP 6.2 |
Less than 0.05%T @ 220nm and 340nm |
Printer Interface |
Centronic parallel – for example HP Deskjet |
Centronic parallel – for A4 printers |
<= |
Computer Interface |
USB for PC control |
<= |
<= |
Power Requirements |
110/120V AC, 220/230V AC, 50/60Hz, 110VA |
<= |
<= |
Dimensions |
(W) 550mm x (D) 420mm x (H) 260mm |
(W) 630mm x (D) 410mm x (H) 280mm |
<= |
Weight |
18 Kgs |
24 Kgs |
<= |
Scan Speed |
from 75 to 2000 nm/minute |
Up to 2500nm / min (return 3000nm / min) |
<= |
ÁÖ¿ä ½ÃÀå |
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