Tianqiong Sensor IOT Technology Co., Ltd
Sales Manager:Ms. Emily Wang
Cel,Whatsapp,Wechat:+86 15898932201
Email:info@fengtutec.com
Add:No. 155 Optoelectronic Industry Accelerator, Gaoxin District, Weifang, Shandong, China

Sales Manager:Ms. Emily Wang
Cel,Whatsapp,Wechat:+86 15898932201
Email:info@fengtutec.com
Add:No. 155 Optoelectronic Industry Accelerator, Gaoxin District, Weifang, Shandong, China

Model:FT-SS4
Brand:tianqiong
1.Introduction to Chlorine Analyzers Products
Chlorine Analyzers use fully digital electrode detection to accurately and reliably measure free or total residual chlorine for drinking water, recycled water and swimming pool water applications.SS4 model Chlorine Analyzers is an electrode method water quality analysis instrument that uses full digital electrode detection to detect residual chlorine parameters in water quality.The instrument is equipped with a self-developed FTIOT operating system, which has simple operation, stable performance, accurate measurement, wide detection range, and has a built-in high-capacity rechargeable lithium battery, which is convenient for users to conduct water quality inspection at any time in the field and in the laboratory.
2.Chlorine Analyzers host parameters
| Charging input voltage | 4.5V-5.5V |
| Charging current | <2A |
| Screen size | 3.5 inches |
| Screen resolution | 480*800☆ |
| Screen interface | MIPI DSI☆ |
| USB port | 2 (Support external expansion of mouse, keyboard, 4G, etc.)☆ |
| Type-C | 1 (Support external expansion of mouse, keyboard, 4G, etc.)☆ |
| RS485 | 2 (Support Modbus, json, asc input, etc.) |
| External sensor power supply voltage | 12V |
| External sensor power supply current | 1A |
| operating system | ftiot (based on Linux-5.4)☆ |
| CPU | 2*Cotex-A7, 650Mhz☆ |
| RAM | 512M DDR3☆ |
| Flash | 8G-64G |
| OpenGL | ES 2.0☆ |
| Wifi | support |
| 4G | Selection |
| button | support |
| Capacitive touch screen | support |
| Software Architecture | B/S☆ |
| Web access | Support ☆ |
| MTP mode | Support ☆ |
| Multi-terminal login | Support ☆ |
| IPV6 | Support ☆ |
| Sensor communication method | RS485, TCP, UDP, Http☆ |
| Data forwarding method | RS485, TCP, UDP, Http☆ |
| Remote SSH | Support ☆ |
| Remote debugging | Support ☆ |
3.Chlorine Analyzers sensor parameters and configuration
| Serial number | name | Measurement range | principle | Measurement accuracy | Configuration | Remark |
| 1 | temperature | 0~50℃ | High-precision digital sensor | ±0.3℃ | ||
| 2 | pH | 0~14 (ph) | Electrochemistry (salt bridge) | ±0.1PH | ||
| 3 | ORP | -1500mv~1500mv | Electrochemistry (salt bridge) | ±6mv | ||
| 4 | Conductivity | 0~5000uS/cm, 0~10000uS/cm | Contact electrode method | ±1.5% | ||
| 5 | TDS | 0~20μS/cm (TDS 0-10mg/L) | Contact electrode method | ±1.5% | ||
| 6 | salinity | 0-2.5ppt or 0-80ppt | Contact electrode method | ±0.05ppt or ±1ppt | ||
| 7 | Sludge concentration | 0~20.000g/L | Scattering light method | ±5% (depending on sludge homogeneity) | ||
| 8 | Turbidity | 0~40NTU (low turbidity) | Scattering light method | ±1% | Optional | |
| 0~1000NTU (medium turbidity) | Scattering light method | ±1% | ||||
| 0~3000NTU (high turbidity) | Scattering light method | ±1% | ||||
| 9 | Dissolved oxygen | 0~20mg/L | Fluorescence life method | ±2% | ||
| 10 | Ammonia nitrogen | 0-1000.00mg/L (default) 0-100.00mg/l/ (customizable) | Ion Selection Electrode Method | 10% of reading, ±0.5℃ | ||
| 11 | Suspension | 0~2000mg/L | Scattering light method | ±5% (depending on sludge homogeneity) | ||
| 12 | Residual chlorine | 0~5.00mg/L | Ion Selection Electrode Method | ±5% of reading | ✔ | The best accuracy is when the flow rate is 0.42m/s-0.85m/s |
| 13 | Chloride ions | 0-3500.0mg/L | Ion Selection Electrode Method | ±5% | ||
| 14 | Total hardness | 0~1000.0mg/L | Ion Selection Electrode Method | ±10% of reading | ||
| 15 | cod | 0~500mg/L | UV254 absorption method | ±5% | COD and chlorophyll have automatic cleaners, which can prevent biological adhesion and avoid light window pollution, so as to ensure that long-term monitoring is still stable; automatic cleaning time and cleaning times can be set, and the power consumption is 0.7W | |
| 16 | Chlorophyll | 0~400ug/L | Fluorescence method | R2>0.999 |
The Portable Weather Station, with its highly integrated and user - friendly design, has become a common device in fields such as outdoor activities, emergency response, and scientific research expeditions. It integrates a variety of high - precision sensors for temperature, humidity, wind speed, wi...
The LED-display Small Weather Station is capable of monitoring negative oxygen ion concentration in the air around the clock and can expand monitoring items according to user needs, such as meteorological parameters like air temperature, air humidity, PM2.5, and PM10.Measurement Principles and Techn...
Soil electrical conductivity (EC) is a critical indicator for measuring the content of soluble salts in soil, reflecting the total concentration of various ions in the soil solution or the ionic strength of water-soluble substances. When salts in the soil dissolve, they exist in ionic form—the high...
The Portable Weather Station (7-inch Android Touchscreen) is a device specifically designed for various meteorological monitoring scenarios. With "portability and practicality" as its core design concept, it features a lightweight build and a foldable, telescopic structure. It requires no...