The SPD-M20A is a general-purpose model incorporating a deuterium lamp and a tungsten lamp. The light-source compensation function achieves a noise level of 0.6×10⁻⁵ AU. Cell temperature control ensures baseline stability.
Light source Deuterium (D2) lamp
Wavelength range: 190 to 900 nm
Bandwidth, slit width: 8 nm
Wavelength accuracy: ± 1 nm max.
Wavelength precision: ± 0.1 nm max.
Noise: 0.5 × 10⁻⁵ AU (under specified conditions)
Drift: 1 × 10⁻⁴ AU/h (under specified conditions)
Linearity: 2.5 AU (ASTM standard)
Functions: Dual-wavelength detection in the range 190 to 370 nm and upwards of 371 nm, ratio-chromatogram output, wavelength scanning
Cell: Optical wavelength: 10 mm, Capacity: 12 μL, Pressure: 12 MPa
Cell temperature control range: 5°C above room temperature to 50°C
Buffer memory: Refer to the information on the CBM-20A/20Alite
Operating temperature range: 4 to 35°C
Dimensions, weight W260 × D420 × H140 mm, 13 kg
Power requirements: AC 110 V, 230 V, 160 VA, 50/60 Hz
