[Product Overview]
ORP sensors are used to measure the redox potential in water, reflecting the redox reactivity in water. They play an important role in sewage treatment, environmental monitoring and water corrosion control.
[Product Features]
● IP68 protection, 3 bar pressure resistance
● Compact size, more convenient installation, and online uninterrupted water quality monitoring
● H1020 sensitive membrane number
● Digital sensor, RS-485 interface, Modbus/RTU protocol
[Application Scope]
● General water treatment, sewage treatment, aquaculture, surface water monitoring
● Environmental protection engineering, cooling tower circulating water, beverages and food, industrial sewage discharge monitoring, etc.
● Pipe seat or circulation pool installation
Technical indicators
Measuring range | -2000mV~2000mV |
Accuracy | ±15mV |
Temperature measurement range | 0~60℃ |
Signal output | mV signal |
Slope | ≥96% |
Resolution | 1mV |
Housing material | PPS, ABS |
Liquid junction | PTFE |
Connection thread | Upper end G3/4 Lower end NPT3/4, M39*1.5 |
Signal line length | 5m (customizable) |
Withstand voltage range | 0~3bar |
Membrane resistance | < 500Ω |
Protection level | IP68 |
Note: If there are differences between the technical specifications and cable definitions in the manual and the actual product, please refer to the actual order.
Dimensions

Keywords:Industry Sensor Manufacturers,IOT sensor Suppliers,Firstrate Sensor
FST100-ORP101 ORP Probe for Water Treatment IP68
[Product Features]
● IP68 protection, 3 bar pressure resistance
● Compact size, more convenient installation, and online uninterrupted water quality monitoring
● H1020 sensitive membrane number
● Digital sensor, RS-485 interface, Modbus/RTU protocol
[Application Scope]
● General water treatment, sewage treatment, aquaculture, surface water monitoring
● Environmental protection engineering, cooling tower circulating water, beverages and food, industrial sewage discharge monitoring, etc.
● Pipe seat or circulation pool installation
Contact Us
Classification
Company Profile and Factory Video
Firstrate
Firstrate
Firstrate
Why choose Firstrate
R&D Experience
Our company was founded in 1965 and has more than 60 years of experience in sensor R & D and production.
Product Type
Our products mainly include industrial sensors, intelligent control instruments, and IoT sensors.
International Certification
Our products have obtained CE, RoHS, ISO, ATEX and other international certifications.
Global Services
Our company produces 200,000 sensor products every year and serves more than 60 countries around the world.
one-stop sourcing
Save your time and cost,simplify procurement and keep consistency and quality.
oem odm service
60+ years OEM/ODM experience for world famous brands.
Certificate
Customer FAQ
Contact Us
· Our company was founded in 1965 and has more than 60 years of experience in sensor R & D and production.
· Our products have obtained CE, RoHS, ISO, ATEX and other international certifications.
Please leave your contact information to get one-on-one product selection guidance and quotation services from professional engineers.