Residual Chlorine Meter PCRC01
Features
■ The electrode measurement is accurate and the response speed is fast
■ LCD with backlight, easy and intuitive operation
■ With automatic temperature compensation, pH manual compensation function
■ Restore factory function to avoid data loss by misoperation
■ Isolated 4-20mA standard signal can realize signal remote transmission
■ Range can be switched manually
■ A variety of calibration methods are convenient for on-site adjustment
Applications
■ Secondary water supply
■ Tap water
■ Pool water
■ Water works
■ Agricultural drinking water
Product Parameters
Performance parameters | |
Residual chlorine meter | |
Display | 7 inch touch screen |
Protective box size | Dimensions: 400mm×300mm×200mm Window size: 155mm×87mm |
Measuring range | Residual chlorine: (0~5) mg/L Temperature: (0.1~40.0)℃ |
Transmit output | (4~20)mA (optional) |
Communication | MODBUS RS485 |
Load Resistance | ≤750Ω |
Environment humidity | ≤95% no condensate |
Power supply | 220VAC |
Ingress protection | IP43 |
Residual chlorine electrode chlorine elect | |
Measurement content | HCLO、CLO2 |
Measuring system | Microelectronics MEMS technology, special membrane structure |
Measuring range | (0~5)mg/L |
Accuracy | When ≤0.1mg/L, the absolute error is ±0.01mg/L; When ≥0.1mg/L, ±5% of the measured value or ±0.02mg/L (whichever is greater) |
Resolution | 0.01 |
Polarization time | When using for the first time, first pass water for 2 hours in chlorinated water, and then power on for half an hour.
|
Response time | Less than 30s after polarization is completed |
Minimum conductivity | ≥100us/cm, can not be used for ultrapure water |
Operating temperature | (0~40)℃ (non-condensing) |
Temperature compensation | Pt1000 with built-in integrated automatic compensation |
Max pressure | 4bar |
Recommended flow rate | ≥0.03m/s in flow cell |
pH range | (5~9) pH, below 5 will damage the membrane head |
Maximum chlorine concentration | ≥5ppm |
Power supply | Standard 24V DC±2V; optional 12V DC±2V |
Power consumption | 1.56W |
Digital communication | MODBUS RS485 |
Cable length | Standard 3 meters, others can be customized |
Probe weight | 210g |
Thread size | NPT 3/4 |
Connection method | 5-pin waterproof aviation plug |
Moisture-proof material | PVC and Viton® O-ring seals |
Production process
Testing Equipment
Certificate
Company profile
Nanjing Wotian Technology Co., Ltd. was established in 2005. It is an outstanding top sensor mkanufacturing enterprise in Jiangning District. The company was rated as Nanjing Engineering Technology Research Center and Nanjing. Municipal Engineering Research Center, Nanjing Enterprise Technology Center, Nanjing Postdoctoral Innovation Demonstration Base; is the unit that formulated the national standards for "Silicon Piezoresistive Pressure Sensitive Chips" and "Silicone Pressure Sensors". It is the leading domestic manufacturer of pressure sensors, with core technology of diffused silicon pressure sensor pressure transmitter, level sensor and temperature sensor and existing staff 305. The annual production of pressure sensors is more than 2 million. The products have been exported to more than 70 countries and regions. Nanjing Wotian was awarded the honorary title of "Sensor Application Program Demonstration Enterprise" by the Ministry of Industry and Information Technology in 2019. "Creating value for customers" is the goal that enterprises always pursue. As leading manufacturer in the domestic pressure sensor industry, the company will revitalize China's pressure sensor business as its own responsibility, work diligently, step by step, strive to make pressure sensors better, and provide customers with cost-effective sensors. Nanjing Wotian Technology Co., Ltd. has passed ISO9001-2015 quality management system certification and TS16949 certification for the automotive industry.
Company advantage
Mass production
We have one production center in Nanjing and one production center in Anshan with 20,000㎡plant and 170 units of production equipments. The main annual capacity of sensors is about 2,000,000 pieces.
Imported equipments
We imported 20 sets of pressure controller and 150 units of testing ovens to our production line.
Informatization management
We have the information management system of CRM, PLM, ERP, MES and DINGDING etc.
Comprehensive testing
We have our own lab and testing equipment such as lightning stroke, surging, static electricity, vibration, high-low temperature impact test and helium mass-spectrum leak detection.