New
DD-D130 contact online conductivity sensor
(4-20mA)
Wide adaptability range, analog sensor technology, easier matching measurement.
Stable 4-20mA transmission method, wider adaptability, easier connection!
● Signal output: 4-20mA current.
● Application scope: various water treatment (pure water/drinking water/surface water/various water supply/industrial sewage treatment), aquaculture, environmental monitoring, CIP and other industries.
● Signal output: 4~20mA (2-wire analog signal), conveniently connected to third-party equipment such as PLC, DCS, industrial control computer, general controller, paperless recording instrument or touch screen.
● Easy to install: 3/4 inch NPT thread (pipe thread) for easy installation in pipes and tanks. The probe and display part can be separated and connected by cables.
Range Resolution | 0.01~20μS/cm 0.01 0.1~200μS/cm 0.1 0~5000μS/cm 1 0~200mS/cm 0.1 |
Accuracy | ±1.5%F.S. |
Operating Temperature | 0-65°C |
Working Pressure | <0.6MPa |
Power supply | 24VDC±10% |
Signal Output | 4-20mA two-wire (isolated signal) |
Wetted material | ABS/SUS316L( default ) /PVDF/PVC ( customizable ) |
Mounting Type | 3/4"NPT thread |
Maintenance | For small volumes, it is recommended to clean once a month. |
Display type | 4-digit LED display |
Measurement compensation | Automatic temperature compensation (PT1000) |
Dimensions | 45×50×190mm (there are slight differences in different subdivision models) |
Weight | 170g (there are slight differences in different subdivision models) |
Calibration method | Two-point calibration |
Protection Rating | IP65 |
Measuring principle | Constant 1.0, 0.1, 0.01 conductivity electrode: (contact) bipolar electrode measurement principle Electromagnetic conductivity electrode: (non-contact) electromagnetic waves pass through conductive liquid media |
Brand | DOWESTON |

Tell us about your measurement task and we will help with product selection and technical questions.info@doweston.com