CWS 12-50 SPECTROMETER SPECIFICATIONS
|
| Mode |
NMR (1H, 19F), ESR |
| Operational Frequency |
NMR 1H-13 MHz, NMR 19F-12.2 MHz, ESR-50 MHz |
| Frequency Stability |
≤ 1 PPM/ 1h |
| Electromagnet |
|
| - magnetic field |
300 mT |
| - maximum current |
0.7A |
| - coil |
2,000 turns |
| - gap |
10.5 mm |
| - pole diameter |
50 mm |
| - homogeneity |
≤ 10-4/sample volume |
| - field stability |
≤ 10 μT/1 hr |
| Helmholtz Coils |
|
| - magnetic field |
195 μT |
| - gap |
15 mm |
| - coils diameter |
70 mm |
| - homogeneity |
10-5/sample volume |
| Modulation Field |
|
| - frequency |
38 Hz |
| - amplitude |
0.1-20 μT |
| Sweep of Magnetic Field (NMR and ESR) |
|
| - range |
0.5 mT - 10.0 mT |
| - time |
0.5 min - 30 min |
| Sweep of Frequency (only NMR)
| |
| - range |
20 Hz - 400 kHz |
| - time |
0.5 min - 30 min |
| RF Probehead
| |
| - solenoid coil dimensions |
ID=5.8 mm; L=10 mm |
| - mode |
Automatically tuned for NMR or ESR |
| Receiver |
|
| - gain |
0-48 dB (2 dB step) |
| - detection |
phase-sensitive |
| - phase adjustment |
0-360°, step 1.5° |
| - signal filter |
sweep controlled |
| - DC offset converter |
automatic |
| A/D Converter |
|
| - resolution |
10 bit |
| - number of samples |
Min 512 per sweep |
| Weight and dimensions WxDxH |
|
| - electronic unit |
3.5 kg, 350x135x85 mm |
| - probehead |
0.4 kg, 35x210x70 mm |
| - Helmholtz coils (ESR) |
0.5 kg, 50x80x110 mm |
| - electromagnet (NMR) |
10.5 kg, 175x100x160 mm |
| Power Consumption |
110V/220 V; 50/60 Hz; 40 W |
| Communication Port |
two way RS 232C |
| Computer Required |
IBM PC, min 750 MHz, VGA color or compatible |
| Software |
MS Windows operated |
|
