Description Chromium Analyzer | Heinrich Proch Technical Specification SYSTEM INFORMATION Measurement variable Chromium (Cr) | Cr tot | Cr VI. Measurement application Drinking water | River Monitoring | Electroplating | Semiconducting Industry Measurement ranges 0.005 – 1.00 mg/L (ppm) other ranges possible upon request Accuracy and Precision ± 3 % (based on full scale) Resolution 0.005 mg/L Calibration and cleaning Automated Seibold Reagent kit Buffer and Dye Provided by Sigma Aldrich MEASUREMENT INFORMATION Measurement method Spectrophotometric (LED, detector) Measurement interval Continuous; Discontinuous (programmable, external start) Sample and Reagents consumption per measurement Sample: ~ 75 – 200 ml Seibold Buffer and Reagent: ~ 3 ml ENVIRONMENTAL DATA Ambient operating temperature, sample temperature: 5 to 40°C Ambient operating humidity: Up to 95 % RH non-condensing (below the condensation limit) ELECTRICAL DATA Power supply Supply voltage: 220 – 230 V AC, 50 – 60 Hz (110 V AC or 24 V DC, optional) Power consumption: approx 50 VA Output signal: 4 – 20 mA Screen Color | TFT | Liquid Crystal Display (LCD) with built-in backlight | Brightness Adjustment. MAINTENANCE Maintenance interval: 3 months Chromium Analyzer | Heinrich Proch
