Features: 1. By the DWG - 8004-1 liquid road system and electronic unit of two most with microprocessor, the instrument has automatic constant temperature device, liquid temperature being measured at about 35 ℃ 2. The slope of the calibration with automatic positioning, automatic calculation function 3. Used for backlight dot matrix LCD display Chinese menu and realize man-machine dialogue With isolation output 4. 4 ~ 20 ma DC signal, the maximum output and output corresponding to the chloride ion concentration limit 5. Has the upper limit of alarm signal output, alarm relay contact electric capacity: 2 a, 250 v ac (feeling) 6. With optional isolated RS - 232, RS - 485 digital interface, which can realize the digital output 7. Has the power data hold circuit, even if abnormal power outages, instrument internal storage data is still valid Technical indicators: 1. Measuring range: 2.0 mg/L ~ 2.00 g/L 2. The measuring accuracy: + / - 10% (reading) 3. The stability: plus or minus 3% (FS) / 24 h 4. Response time: not more than 10 min 5. Measure the water temperature: (5 ~ 35 ℃ 6. Equipment normal working conditions A) the environment temperature (0 ~ 40 ℃); B) relative humidity: no more than 80%; C) power supply: ac voltage (220-22) V, frequency (50 + 1) Hz; D) non-corrosive gas in the surrounding air; E) around the impact performance of vibration; F) in addition to the geomagnetic around outside with no other impact performance of electromagnetic interference. 7. The dimensions (length x width x height) : 600 * 450 * 1607 mm 8. Weight: about 50 kg
Features: 1. By the DWG - 8004-1 liquid road system and electronic unit of two most with microprocessor, the instrument has automatic constant temperature device, liquid temperature being measured at about 35 ℃ 2. The slope of the calibration with automatic positioning, automatic calculation function 3. Used for backlight dot matrix LCD display Chinese menu and realize man-machine dialogue With isolation output 4. 4 ~ 20 ma DC signal, the maximum output and output corresponding to the chloride ion concentration limit 5. Has the upper limit of alarm signal output, alarm relay contact electric capacity: 2 a, 250 v ac (feeling) 6. With optional isolated RS - 232, RS - 485 digital interface, which can realize the digital output 7. Has the power data hold circuit, even if abnormal power outages, instrument internal storage data is still valid
