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Address
Building 3, No. 266 Jiushui East Road, Licang District, Qingdao City
Qingdao Juchuang Meijia Environmental Protection Technology Co., Ltd
Building 3, No. 266 Jiushui East Road, Licang District, Qingdao City
1、 Product Introduction
threeXin SX731 portable water quality analyzer pH/ORP/conductivity,Used to measure the pH, ORP, and conductivity of aqueous solutions TDS、 Salinity, resistivity, temperature and other parameters are portable pH/ORP/conductivity multi parameter water quality analysis instruments. Suitable for industrial and mining enterprises, water treatment engineering, environmental protection and other industries, especially suitable for use in the field and on-site.
2、 Product Features
● Configure three composite pH electrodes, conductivity electrodes, and ORP electrodes● Automatically identify 13 pH standard buffer solutions, with three series of standard buffer solutions to choose from: European and American series, NIST series, and Chinese series; Automatically identify 8 types of conductivity standard solutions, with two series of standard solutions to choose from: European and American series and Chinese series●Sanxin SX731 portable water quality analyzer pH/ORP/conductivityHigh purity water pH measurement mode and ammonia added pure water pH measurement mode can be set300 sets of data storageConductivity measurement technology, using a constant K=1 conductivity electrode, only requires one point calibration to meet the measurement accuracy requirements of 0.5 μ S/cm~200mS/cm● switchable pH, ORP, conductivity TDS、 Salinity and electrical resistivity. TDS and salinity are calculated using polynomials to ensure full range conversion accuracyPH measurement supports manual or automatic temperature compensation from 0 to 100 ℃; Conductivity measurement supports automatic temperature compensation from 0 to 50 ℃, and the conductivity measurement mode has high-purity water nonlinear temperature compensation functionThe instrument meets the IP57 waterproof rating and is equipped with calibration solution and a carrying caseMeasurement range: pH: -2.00~19.99pH; ORP: ± 1999mV; Conductivity: 0~199.9mS/cmMeasurement accuracy: pH: ± 0.01pH; ORP: ± 0.1% FS; Conductivity: ± 1% F.S
3、 Technical parameters
| PH | measurement range | (-2.00 ~ 19.99)pH |
| resolution | 0.1/0.01 pH | |
| accuracy | Electricity meter: ± 0.01 pH, matching: ± 0.02 pH | |
| input current | ≤2×10-12 A | |
| input impedance | ≥1×1012Ω | |
| stability | ±0.01 pH/3h | |
| Temperature compensation range | (0~100) ℃ (automatic) | |
| ORP | measurement range | -1999mV ~ 0 ~ 1999mV |
| resolution | 1mV | |
| accuracy | Electricity meter: ± 0.1% FS, matching: ± 15mV | |
| conductivity | measurement range | Conductivity: (0.00~19.99) μ S/cm (20.0~199.9) μ S/cm (200~1999) μ S/cm (2.00~19.99) mS/cm (20.0~199.9) mS/cm |
| resolution | TDS: (0 ~ 100)g/L | |
| accuracy | Salinity: (0~100) ppt | |
| Temperature compensation range | 电阻率: (0 ~ 100)MΩ·cm 0.01/0.1/1μS/cm 0.01/0.1 mS/cm | |
| Electrode constant | Electricity meter: ± 1.0% FS, matching: ± 1.5% FS | |
| Reference temperature | (0~50) ℃ (automatic) 0.1/1/10 cm-1 | |
| Other technical parameters | data storage | 300 sets |
| Storage Content | Number, measurement value, measurement unit, and temperature value. | |
| power supply | Two AA batteries (1.5V × 2) | |
| Dimensions and Weight | Instrument: (65 × 120 × 31) mm/180g; Suitcase: (360 × 270 × 76) mm/1.6Kg | |
| Quality and Safety Certification | ISO9001:2000, CE and CMC | |
| working conditions | ambient temperature | 5~35 ℃ (0.01 level) |
| ambient humidity | ≤85% | |
| IP rating | IP57 dustproof and waterproof |