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Digital pH/ORP Electrode with RS485 Output For Tap Water
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Humidity probe &sensor

Digital pH/ORP Electrode with RS485 Output For Tap Water

The DAW2507 is a digital electrode integrated electronic circuits and microprocessors. Its low-power design to cope with more usage scenarios and the internal memory can save calibration and setting information in the event of a power failure. It enables pH and ORP monitoring in water quality treatment, hydrological monitoring, wastewater treatment, swimming pools, fish ponds, fertilizers, chemicals, biology, and more.
ModelDAW2507
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This product is a digital sensor that integrates electronic circuits and microprocessors inside the sensor, referred to as a digital electrode.

It is widely used in pH and ORP monitoring in water quality treatment, hydrological monitoring, wastewater treatment, swimming pools, fish ponds, and fertilizers, chemicals, biology, and other fields.


FEATURES
RS485 transmission interface, MODBUS RTU communication protocol, two-way communication
Power supply and output isolation design to ensure electrical safety
Built-in protection circuit to enhance anti-interference ability to adapt to complex environments
The communication protocol is simple and easy to use, and can output more electrode diagnostic information, making it more intelligent
Low-power design to cope with more usage scenarios, and the internal memory can save calibration and setting information in the event of a power failure.

   

ParameterSpecification
Measurement range of acidity and alkalinity0.00pH - 14.00pH
Resolution of acidity and alkalinity0.01pH
Measurement accuracy of acidity and alkalinity±0.02pH
Measurement range of oxidation-reduction potential-2000mV - 2000mV
Resolution of oxidation-reduction potential1mV
Measurement accuracy of oxidation-reduction potential±1mV
Measurement range of temperature-10.0 - 110.0°C
Resolution of temperature0.1°C
Measurement accuracy of temperature±0.5°C
Type of temperaturethermistor TH10K
Temperature compensationautomatic/manual
Data transmissionRS485 MODBUS RTU communication protocol
Working power supply9 - 27VDC, standard 12VDC (±15%)
Isolation intensity2500V rms
Product powerabout 0.5W
Product materialPPS housing
Installation method3/4 inch front and rear thread


FAQ – Frequently Asked Questions


1. Where are your products manufactured?

Our products are proudly designed and manufactured in China, following international quality standards and certified processes.


2. Can you provide OEM/ODM services for international clients?

Yes, we offer customized solutions and private labeling to meet your brand’s needs worldwide.


3. Are your products compliant with international safety and quality standards?

Absolutely. Our products are tested to meet CE, RoHS, and other international certifications.


4. How do you handle shipping and delivery for overseas orders?

We cooperate with major international couriers to ensure fast and reliable delivery to your location.


5. Can I get product samples before placing a large order?

Yes, we provide samples so you can evaluate product quality before committing to bulk orders.


6. What is the typical lead time for production and delivery?

For standard products, we usually ship within 5–7 days after order confirmation. Customized products may take slightly longer.


7. How do you support clients after the purchase?

We offer 24/7 technical support, product guidance, and warranty service to ensure smooth operation.


8. Do you provide support for international clients after purchase?

Yes, we offer remote technical assistance, manuals in English, and prompt solutions to any issues, ensuring smooth use worldwide.


9. How can I place an order if I am located overseas?

You can contact our sales team directly via email or website inquiry. We provide professional guidance throughout the ordering process.


10. Why should I choose your company over other suppliers in China?

We combine over 30 years of manufacturing experience, advanced technology, strict quality control,

and global customer service to deliver reliable, high-quality solutions.


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