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304 North Cardinal St.
Dorchester Center, MA 02124
SPA-Chlorine Free Total Chlorine Water Quality Analyzer
The SPA-Chlorine is an online free/total chlorine analyzer that measures free/total chlorine in water using the DPD colorimetric method. The automatic DPD pumps reagents into the water sample for reaction and determines the water concentration by colorimetry. The analyzer can measure free or total chlorine by selecting different reagents.
Parameter: Free Chlorine, Total Chlorine, Residual Chlorine
- With self-diagnosis, abnormal alarm, data exceeding the standard alarm function
- Interval measurement optional, minimum 5min
- Supports Modbus RS485 and 4-20mA signal outputs
- Support 4G, Wi-Fi wireless data transmission
Specification
| Item | Specification |
|---|---|
| Dimension | 300×300×180 mm (11.81×11.81×7.09 inch) |
| Power consumption | 25 W |
| Power requirements | 100-240 VAC, 50/60 Hz |
| Operating temperature | 5 to 45℃ |
| Pressure | 0.2-2 bar |
| Installation | Wall-mounted |
| IP rating | IP54 |
| Communication | RS485(Modbus RTU), WiFi/Bluetooth, 4G, LoRa |
Parameter
| Parameter | Model No. | Range | Resolution | Accuracy （Standard solution） |
|---|---|---|---|---|
| Free Chlorine | SPA-Chlorine-F | 0-2 mg/L, 0-5 mg/L, 0-10 mg/L | 0.001 mg/L | ±5% or ±0.05 mg/L |
| Total Chlorine | SPA-Chlorine-T | 0-2 mg/L, 0-5 mg/L, 0-10 mg/L | 0.001 mg/L | ±5% or ±0.05 mg/L |
Application
River, watershed monitoring
Effective for influent and effluent monitoring in both domestic and industrial wastewater.
Sewage Treatment Optimization
Supports treatment process efficiency, providing actionable data for parameter adjustments.
Urban Water Networks
Monitors water quality in municipal pipe networks to ensure compliance and quality.
Environmental Water Bodies
Ideal for basin, surface water, and groundwater monitoring.
