Specifications:
The Photometer 680 is a single-beam filter photometer equipped with an automatic filter wheel for wavelengths ranging from 340 nm and 390 nm to 800 nm. It supports both round and rectangular cuvettes and features a reagent-open system with a high capacity for programmable methods. The device is future-proof with an upgradable operating system.

Technical Details:
- Type: Single-beam filter photometer with filter wheel
- Light Source: LED with long lifetime
- Wavelength Selection: 9-position automatic interference filter wheel
- Photometric Range: 0 - 3.0 A
- Cuvette System: Round cuvette (16 mm diameter), Rectangular cuvettes (5 mm – 50 mm)
- Operator Interface: Touchscreen for direct functions and alphanumerical inputs
- Data Presentation: Graphic display with white characters or symbols on a blue background, resolution 240 x 128 dots
- Languages Supported: English, French, German, Spanish, Indonesian, Russian, Polish

Memory and Data Handling:
- The operating software can be updated via PC.
- The system can store up to 231 programmable methods and 50 nonlinear calibration curves with a maximum of 20 sets of points.
- Data can be imported via touchscreen or PC, and up to 1000 results can be saved automatically.

Measurement Procedures:
- Absorbance
- End point with factor, standard or multiple standards, with or without reagent blank and/or sample blank
- Turbidimetry with optional timer function
- Single, double, and triple determinations
- Curve fitting for nonlinear standard curves

Quality Control:
- Up to 50 methods can be controlled with two control serums, using Levey Jennings plot.

Power Supply:
- Input: 100 VAC up to 240 VAC at 50/60 Hz
- Output: 12 VDC, 3 ADC
- Can be powered by a 12 VDC car battery

Physical Dimensions:
- Length: 22 cm, Width: 23 cm, Height: 8 cm
- Weight: 1.4 Kg

Manufacturer Information:
ROBERT RIELE GmbH & Co KG, Kurfuerstenstrasse 75-79, 13467 Berlin, Germany
Tel: +49 (0)30 404 40 87
Fax: +49 (0)30 404 05 29
Email: [email protected]
Website: www.riele.de