Digital Online Ion Sensor
1) Ion sensor for F-,Cl-,Ca2+,NO3-,NH4+,K+,NH3,CO2,Mg2+ etc
2) Standard RS485 Modbus.
3) Maximum transmission distance 500 meters.
4) Independent chip, anti-interference, strong stability.
5) Ion membrane can be changed to save maintenance cost.
Product Details
AM-D-ION is a digital ion sensor with RS485 communication and standard Modbus protocol. Housing material is corrosion-resistant (PPS+POM), IP68 protection, suitable for most water quality monitoring environments;This online ion sensor uses an industrial-grade composite electrode, the reference electrode double salt bridge design and have longer working life;Built-in temperature sensor and compensation algorithm, high precision; It has been widely used in domestic and foreign scientific research institutions, chemical production, agricultural fertilizer, and organic wastewater industries. It is used for the detection of general sewage, waste water and surface water. It can be installed in sink or flow tank.
Technical specification
| Model | AM-D-ION Digital Ion Sensor |
| Ions type | F–,Cl–,Ca2+,NO3–,NH4+,K+,NH3,CO2,Mg 2+ |
| Range | See below sensor table |
| Power | 12V (customized for 5V,24VDC) |
| Slope | 52~59mV/22~29 (25℃) |
| Accuracy | <±2% 25℃ |
| Response time | <60s (90% right value) |
| Communication | Standard RS485 Modbus |
| Temperature compensation | PT1000 |
| Dimension | D:30mm L:250mm, cable:3meters(it can be extended) |
| Working environment | 0~40℃ , 0~2bar |
Ion Sensor Specification
| Ion | Formula | Membrane | Range @
25℃(mg/L) |
pH
Range |
Temp.
Range |
Working
Pressure |
Reference Ion |
| Potassium ion | K+ | PVC | 0.04~ 39000 | 2-12 | 0~40 | 0-1Bar | Cs+,NH4+ |
| Ammonium ion | NH4+ | PVC | 0.02~ 18000 | 4-10 | 0~40 | 0-1Bar | K+ |
| Calcium ion | Ca2+ | PVC | 0.02~ 40000 | 4-10 | 0~40 | 0-1Bar | Pb2+,Hg2+,Fe2+,
Cu2+,Ni2+ |
| Nitrite | NO2– | PVC | 0.05~460 | 4-9 | 0~40 | 0-1Bar | NO3-, Cl-
(need compensation) |
| Nitrate | NO3– | PVC | 0.4 ~63000 | 2-12 | 0~40 | 0-1Bar | CIO4-,I-,CIO3-,F- |
| Fluoride ion | F– | Solid | 0.02~saturation | 5-8 | 0~80 | 0-3Bar | OH- |
| Chloride | Cl– | Solid | 1.8 ~35500 | 2-12 | 0~80 | 0-3Bar | CN-,Br,I-,S2- |
| Ammonia | NH3 | PTFE | 0.02~ 17000 | ＞11 | 0~50 | 0-1Bar | Few, volatile amines |
| Carbon dioxide
(carbonate) |
CO2 | PTFE | 4.4 ~ 440 | 4.8-5.2 | 0~50 | 0-1Bar | Volatile weak acid |
| Magnesium ion | Mg2+ | PVC | 0.04~40000 | 4-9 | 0~40 | 0-1Bar | Cu2+,Pb2+,Hg2+,Ni2+ |
