NG # 04034-HW-FST-009
MF # FST100-YL106
The FST100-YL106 Residual Chlorine Sensor is a high-performance online water quality sensor designed for accurate monitoring of residual chlorine concentration in water treatment systems. Featuring an RS485 interface with Modbus RTU communication, IP68 protection, and fast response technology, it integrates seamlessly with PLCs, DCS, industrial controllers, and SCADA systems. It is ideal for drinking water treatment, swimming pools, industrial circulating water, and other water quality monitoring applications.
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Custom Pricing
Get A QuoteThe FST100-YL106 Residual Chlorine Sensor provides continuous and reliable online measurement of residual chlorine, helping maintain safe water quality and optimize disinfectant dosing. Built with dual high-impedance differential amplifiers, the sensor delivers excellent anti-interference performance and rapid response in demanding industrial environments.
Equipped with a universal RS485 communication interface supporting Modbus RTU protocol, the sensor easily connects to industrial automation systems including PLCs, DCS, industrial computers, controllers, and data acquisition devices. Its durable PC and stainless steel housing with an IP68 protection rating ensures long-term operation in submerged and harsh environments.
Designed for versatile installation, the sensor features an NPT 3/4 threaded connection suitable for pipe, tank, or immersion mounting. It is widely used in drinking water treatment plants, swimming pools, industrial process water, municipal water distribution, and circulating water systems where accurate residual chlorine monitoring is essential.
| Parameter | Specification |
|---|---|
| Product Model | FST100-YL106 |
| Measurement Type | Residual Chlorine |
| Measuring Range | 0–20 mg/L |
| Accuracy | ±2% FS |
| Temperature Measurement Range | 0–60°C |
| Output Signal | 4–20 mA or RS485 |
| Communication Protocol | Modbus RTU |
| Housing Material | PC + Stainless Steel |
| Connection Thread | NPT 3/4 |
| Signal Cable Length | 5 m (Customizable) |
| Protection Rating | IP68 |
| Pressure Range | 0–1 bar |
| Installation | Pipe, Tank, or Immersion Installation |
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