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Industrial Residual Chlorine Transmitter
Measures residual chlorine (hypochlorous acid/hypochlorite) in water from 0–20 mg/L with 0.01 mg/L resolution and 5% measurement error. Output options include 4–20 mA, 0–5V/0–10V and RS485 Modbus RTU. Typical applications: automatic dosing control in circulating water, swimming pool chlorination, drinking water treatment plants, distribution networks and hospital wastewater.
- Measuring range
- 0–20 mg/L
- Output signal
- 4–20 mA; 0–5 V/0–10 V
- Process connection
- 3/4 upper and lower installation thread
- Power supply
- DC 10–30 V
- Measures 0–20 mg/L with 0.01 mg/L resolution
- Non-membrane constant voltage sensor; no diaphragm or reagent replacement
- RS485 Modbus RTU interface for computer monitoring
- Configurable Modbus communication address and baud rate
- 3/4 upper and lower installation thread for easy installation
- Wide 10–30V DC power supply
Specifications
CL01 technical data
| Parameter | Value |
|---|---|
| Measuring range | 0–20 mg/L |
| Resolution | 0.01 mg/L |
| Measurement error | 5% |
| Repeatability error | ±0.03 mg/L |
| Response time | <60 s |
| Output signal | 4–20 mA; 0–5 V/0–10 V |
| Communication interface | RS485 Modbus RTU |
| Power supply | DC 10–30 V |
| Electrode applicable temperature | 0–50 ℃ |
| Electrode withstand voltage | 0.6 MPa |
| Electrode wire length | 5 m default (10 m, 15 m, 20 m customizable) |
| Electrode life cycle | 1 year |
| Process connection | 3/4 upper and lower installation thread |
Applications
Where the CL01 is used
Ordering
Terms & how ordering works
- MOQ
- 1 pc (flexible, no minimum for most products)
- Lead time
- 2-3 days for in-stock items, 15-30 days for custom orders
- Warranty
- 12-month warranty on all products
- Shipping
- FOB Ningbo / CIF available
- 01
Send Requirements
Medium, range, output and quantity.
- 02
Quote in 12h
Matched model, price and lead time.
- 03
Pre-shipment Check
Every unit inspected against spec.
- 04
Ship FOB / CIF
Export documents handled for you.
Request a Quote
CL01 Industrial Residual Chlorine Transmitter
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CL01 questions
What ranges are available for the CL01?
What is the MOQ and lead time?
Can the CL01 be customized?
Do you manufacture this transmitter?
Need the right industrial residual chlorine transmitter for your process?
Send the medium, range, output, and quantity. We will confirm the matching option and a FOB Ningbo quote.




