Potassium Sensor K485

Home Smart Industrial Potassium Sensor K485

Features dual RS-485 and Wi-Fi web interfaces, supporting both remote and on-site mobile monitoring without the need for traditional meters or apps. Equipped with automatic cleaning and smart calibration functions, and compliant with IP68 waterproof standards, it is suitable for a variety of water quality monitoring environments. –Application areas– Aquaculture, Seawater, Wastewater, Groundwater, Rivers, Plant Nutrient Solutions.

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Feature of Product

Network Interface RS-485 and Wi-Fi web dual interface, no need to install extra apps, supports monitoring and operation via phone or computer

Smart Calibration Webpage Interface Scan with your phone to correct

Waterproof Design IP68 waterproof rating, can be directly submerged in rivers, wastewater, or seawater for measurement

Automatic Cleaning Optional auto-cleaning function extends maintenance intervals

Optional Code & Specifications

K485 Code 1 Code 2 Code 3

Code 1	Function	Code 2	Sensing End Connector	Code 3	Line/Air Duct Length
N	No Auto-Cleaning	C	Quick Connector	N	3 m
A	Auto-Cleaning (Including standard DC12V air pump, nozzle)	C	Quick Connector	C	3 meters + quick connector
A24	Auto-Cleaning (Including DC24V air pump, nozzle)	F	Cable Head	Value N	Line length
A24	Auto-Cleaning (Including DC24V air pump, nozzle)	F	Cable Head	Value C	Line length + quick connector

Code 1	Function
N	No Auto-Cleaning
A	Auto-Cleaning (Including standard DC12V air pump, nozzle)
A24	Auto-Cleaning (Including DC24V air pump, nozzle)

Code 2	Sensing End Connector	Code 3	Line/Air Duct Length
C	Quick Connector	N	3 m
C	Quick Connector	C	3 meters + quick connector
F	Cable Head	Value N	Line length
F	Cable Head	Value C	Line length + quick connector

K485 Specification		Temperature Specification
Measuring Range	0~10000mg/L (Or customized for higher concentrations) Slope reading : 70~130%	Temperature Principle	NTC30K
Measuring Range		Accuracy	-10~120°C (ATC)
Accuracy	±5% of reading ± 0.5 mg/L	Resolution	±0.2°C
Resolution	0.01 mg/L	Resolution	0.1°C
Reproducibility	±3% of reading ± 0.5 mg/L	Reproducibility	0.1°C
Operating Parameters	Operating Temperature : 5~50 °C	Other Specification
Response Time	T90 ≤120 S	Link Above	3/4" NPT
Response Time	T90 ≤120 S	Link Below	M42
Communication	RS-485Modbus RTU Web Browser direct reading (192.168.1.80)	Housing Material	PP, acid and alkali resistance/food grade/zero dissolution
		Electrode Material	PVC
		Dimension	Ø50 x L213.9mm
		Weight	≤340g
Safety certification	FCC、CE	Power	Auto-Cleaning : DC12or24V (Optional) No Auto-Cleaning : DC9~36V
		Power Consumption	Auto-Cleaning : 6.8W No Auto-Cleaning : 0.8W
		International Protection Marking	IP68

K485 Specification
Measuring Range	0~10000mg/L (Or customized for higher concentrations) Slope reading : 70~130%
Accuracy	±5% of reading ± 0.5 mg/L
Resolution	0.01 mg/L
Reproducibility	±3% of reading ± 0.5 mg/L
Operating Parameters	Operating Temperature : 5~50 °C
Response Time	T90 ≤120 S
Communication	RS-485Modbus RTU Web Browser direct reading (192.168.1.80)
Safety certification	CE、FCC
Safety certification	CE、FCC

Temperature Specification
Temperature Principle	NTC30K
Measuring Range	-10~120°C (ATC)
Accuracy	±0.2°C
Resolution	0.1°C
Reproducibility	0.1°C
Other Specification
Link Above	3/4" NPT
Link Below	M42
Housing Material	PP, acid and alkali resistance/food grade/zero dissolution
Electrode Material	PVC
Dimension	Ø50 x L213.9mm
Weight	≤340g
Power	Auto-Cleaning : DC12or24V (Optional) No Auto-Cleaning : DC9~36V
Power Consumption	Auto-Cleaning : 6.8W No Auto-Cleaning : 0.8W
International Protection Marking	IP68