Model EM-1 Econo™ UV Monitor


The Model EM-1 Econo UV monitor is a single-wavelength detector for flowthrough monitoring of effluents from chromatographic columns, centrifugation gradients, and other devices. The monitor consists of a control unit and an optics module that includes both 254 and 280 nm filters and a 2 mm pathlength flow cell. Connection is via Luer-Lok fittings for quick, easy changes. Key features include:

  • Portable optics module with detection close to the column outlet to maximize resolution
  • Self-contained filters
  • Autozeroing function
  • Coldroom compatibility
  • LED display of absorbance
Wavelength 254 and 280 nm
Sensitivity ranges 2.0, 1.0, 0.5, 0.2, 0.1, 0.05, 0.02, 0.01 AUFS
Detection limit 7 µg/ml (BSA in H2O)
Lamp Low-pressure mercury with phosphor screen
Filters 254 and 280 nm
Output signal 0–1 V analog (impedance 150 Ω)
Operating temperature 4–40°C
Flow cell Optical path 2 mm, internal volume 80 µl, illuminated volume 3 µl
Noise 1 x 10–4 OD max, peak-to-peak (dry cell); 2 x 10–4 OD max, peak-to-peak (flowing liquid)
Safety Meets IEC 61010 and CSA 22.2 certification
Dimensions (W x D x H) Base unit: 14.6 x 18.6 x 20.2 cm
Optics unit: 13.2 x 15.2 x 3.8 cm

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Model EM-1 Econo UV Monitor

100/120 V, single wavelength UV monitor, includes control and optic modules, for 254 and 280 nm filters, system cable 4, Luer-Lok fittings

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Number Description Options
M7318166 Instruction Manual, UV Monitor, UV Lamp Replacement, Rev B Click to download
M7318160 Instruction Manual, Model EM-1 Econo™ UV Monitor, Rev H Click to download