Acid Alkali Concentration Meter
With Toroidal Conductivity Sensor for harsh application
1) Hydrochloric acid HCL : 0~20%
2) Nitric acid HNO3 : 0~25%,36~96%
3) Phosphoric acid H3PO4 : 0~40%
4) Sulfuric acid H2SO4 : 0~28%, 40~80%,93~100%
5) Hydrofluoric acid HF : 0~30%
6) Sodium hydroxide NaOH : 0~15% ,25~50%
7) Potassium hydroxide KOH : 0~30%, 30~42%
8) Calcium chloride CaCl2 : 0~25%
9) Sodium chloride NaCl : 0~30%
10) Ammonium Sulfate (NH₄)₂SO₄ : 0~42%
11) Conductivity: 0~2000 ms/cm, TDS 0~1000,000ppm ,Salinity 0~200ppt.
Product Details
The AM-ICM Acid Alkali Concentration Meter Meter is a brand-new online smart digital Acid Alkali Concentration Meter with Toroidal Conductivity Sensor and independently developed and manufactured by Aumeascon. It covers the measurement of various solutions like electrical conductivity, sodium chloride, hydrochloric acid, nitric acid, sodium hydroxide and dilute;concentrated sulfuric acid etc.It’s with digital acid-base concentration sensor, which can be widely used in thermal power generation, chemical industry, ion exchange method to produce high-purity water in the process of regenerating liquid concentration, or used to configure boiler pipe pickling liquid, to control the acid-base salt concentration in the solution continuous monitoring.
Technical Specification
1) With Toroidal Conductivity Sensor for harsh application and free-maintenance to save cost.
2) Max working pressure 21bar, max working temperature 180℃.
3) Multi-function: measure conductivity,TDS,salinity and different acid or alkali concentration.
4) With data recording function,user easy to check history data and history curve.
5) 2 ways of 4-20mA , standard RS485 Modbus,2 relays for control function.
6) The power range: 90 ~ 260V AC 50/60Hz and suitable all global power supply.
7) Anti-electromagnetic interference and Surge protection.
8) Power-off protection function, save measurement data automatically.
Technical Parameters
Model | AM-ICM | |
Name | Online Acid-base Concentration Analyzer | |
Sensor | Inductive Conductivity Sensor | |
Sensor material | PFA | PEEK |
Work Temperature | -20℃ ~ 120℃ | -20℃ ~ 180℃ |
Working pressure | Max 16bar (1.6MPa) | Max 21bar (2.1MPa) |
Range | 0.5mS/cm ~ 2000mS/cm | |
Accuracy | Conductivity: ±2% of reading or ±1 mS/cm, ( whichever is greater;) Temperature: ±0.5℃ | |
Resolution | 0.01mS/cm ; 0.01℃ | |
Power Supply | 85~265 VAC ; Frequency :45~65Hz; | |
Output | Two ways of 4-20mA | |
Relay | Two SPDT, user-configurable; rated value 5A 250VAC (resistive), 5A 24VDC (resistive). | |
Protocol | RS485 Modbus RTU | |
Instrument size | 144mm * 144mm * 118mm | |
Hole size | 137 mm×137 mm | |
Protection | Transmitter: IP65 ; Sensors: IP68 | |
Housing | ABS | |
Technical Parameters of Inductive Conductivity Sensor
Model | AM-D-ICS |
Type | Electromagnetic induction type |
Electrode constant | K=1.98cm-1 |
Measurement range | Uncompensated conductivity: 2μS/cm – 2000 mS/cm |
Resolution | 0.0001 |
Measurement accuracy | <Measured value ± 5% (-20 – 100℃) |
Working Temperature | -20℃ ~ 180℃ (according to sensor) |
Response time | <2s |
Repeatability | ＜±2% |
Communication | RS485, standard Modbus RTU protocol (analog signal 4 – 20MA supported by AM-ICM controller) |
Size specification | Ring diameter: 47.5mm, waterproof cable 5m (customization) Thread: G: 3/4″ (other specifications can be customized) |
Work environment | 0 – 21Bar pressure (Process pressure: The maximum pressure is 21bar, and the specific situation is closely related to the sensor model and installation method.) |
Working voltage | 7-25VDC |
Power consumption | ≤0.2W |
Selection Table of Sensor
AM-D-ICS-XX-X-X(“C” for 138mm, “L” for 268mm ; “S” for normal temperature, “H” for High temperature).
Item | PP/PFA/PEEK (Material) | C/L (Length) | S/H (Working Temp) |
1 | PP | 138mm | -10-50℃ |
2 | PP | 138mm | -10-90℃ |
3 | PP | 268mm | -10-50℃ |
4 | PP | 268mm | -10-90℃ |
5 | PFA | 138mm | -10-50℃ |
6 | PFA | 138mm | -20-120℃ |
7 | PFA | 268mm | -10-50℃ |
8 | PFA | 268mm | -20-120℃ |
9 | PEEK | 138mm | -10-50℃ |
10 | PEEK | 138mm | -20-180℃ |
11 | PEEK | 268mm | -10-50℃ |
12 | PEEK | 268mm | -20-180℃ |
Acid & Concentration Range
Item | Medium | Concentration | |
1 | Hydrochloric acid | HCL | 0~20% |
2 | Nitric acid | HNO3 | 0~25% |
36~96% | |||
3 | Phosphoric acid | H3PO4 | 0~40% |
4 | Sulfuric acid | H2SO4 | 0~28% |
40~80% | |||
93~100% | |||
5 | Hydrofluoric acid | HF | 0~30% |
6 | Sodium hydroxide | NaOH | 0~15% |
25~50% | |||
7 | Potassium hydroxide | KOH | 0~30% |
30~42% | |||
8 | Calcium chloride | CaCl2 | 0~25% |
9 | Sodium chloride | NaCl | 0~30% |
10 | Ammonium Sulfate | (NH₄)₂SO₄ | 0~42% |
11 | Conductivity |
| 0~2000 ms/cm |
12 | TDS |
| 0~1000,000ppm |
13 | Salinity |
| 0~200ppt |
Typical Application
- Water Resources and Wastewater Treatment Engineering
- Heating and air conditioning systems, monitoring of the condensing tower (dilution control)
- Monitoring of metalworking process lotions
- Monitoring of influent and sewage from sewage treatment plants
- Washing system concentration detection before washing and beverage bottling
- CIP line online cleaning system lotion concentration detection
- Concentration monitoring
