Product Details
316L Online COD Sensor WIth Internal Rotating Brush For Pipe COD
Monitoring Chemical Oxygen Demand
- Digital sensor with RS-485 output and MODBUS support.
- Can measure COD, TSS and temperature parameters.
- No reagent, no pollution, more economical, more environmental
protection.
- Small size, easy installation, can be online for water quality
monitoring.
- Can automatically compensate turbidity interference, excellent
testing performance.
- Internal rotating cleaning brush for pipe self-cleaning and
submersible self-cleaning
Item | Parameters |
Model | Measuring range | Application field |
DS501(6 mm gap) | COD 0.75 to 1000 mg/l equiv. KHP TSS 0 to 1000 mg/L BOD 0~300 mg / L
|
Tap water,Sewage treatment plant outlet, natural waters |
DS502(1mm gap) | COD 2.5 to 2000 mg/l equiv. KHP TSS 0 to 1000 mg/L BOD 0~500 mg / L
|
Industrial process control,Raw water |
Power supply | 12VDC +/-5% |
Output signal | RS485 / Modbus |
Accuracy | 0.01mg/L COD |
Calibration | 1 or 2 point calibration |
Quality guarantee
The warranty period for the online COD is 1 year from the date of
its delivery.
If a product is found to be faulty during the warranty period, we
are committed to repairing or replacing the faulty product free of
charge, or returning the order for the faulty product to the user
after deducting the first shipping cost. Repaired or replaced
products will only be covered for the remainder of the warranty
period.
Damageable parts are not covered by the warranty, such as
perishable parts (light sources, pipes, etc.). During the warranty
period, please contact our sales staff or their agents for
technical support.
Upon receipt of a product quality issue from the customer, we will
confirm within 2 weeks whether the product requires repair; the
user must not send the product back without obtaining permission
for repair.
Electrical connection
1. The size: 54x325.5 mm (Φ xL)
2. Power supply: Supply voltage 12V +/-5%, current <50mA (no
cleaning brush)
3. Sensor cable: 4-wire AWG-24 or AWG-26 shielded wire. OD=5mm
- Red - power cord (VCC)
- White - 485 data line _B (485_B)
- Yellow ---485 data line _A (485_A)
- Black --- ground (GND)
- Bare wire --- shielded wire
Company Profile
Xi'an Desun Uniwill Electronic Technology Co., Ltd.is located in
Xi'an High-tech Development Zone. It is a high-tech company
integrating production, research and development, sales and
engineering services. Relying on Xi'an's rich high-tech resources,
we carry out technical cooperation with many universities and
scientific research institutions, constantly break through
technical barriers, improve product performance, and provide
high-quality products for the water quality monitoring industry
with leading technology. We have launched a wireless water quality
monitoring solution based on the current rapidly developing
Internet of Things technology, which combines smart terminals and
traditional display units through wireless transmission to realize
real-time and dynamic water quality monitoring functions such as
data cloud display, remote cloud control, and upper and lower limit
alarms.

Desun Uniwill Electronics has won unanimous praise from domestic
and foreign customers for its high-quality and sincere professional
pre-sale, in-sale and after-sale services. On the basis of
continuous optimization of innovative products, we will strictly
control quality, strictly abide by industry standards, and work
with partners to protect green mountains, green waters, and blue
sky with high-quality products.
