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AX411 Dual Channel Transmitter for 2-Electrode Conductivity Cell
Brand: ABB GroupThe AX411 conductivity transmitter is designed for use with two ABB 2-electrode conductivity cells.
The cost-saving transmitter measures conductivity or resistivity with exceptional accuracy and performance. It incorporates the latest technology to provide a highly reliable, flexible, feature-packed device that satisfies a diverse range of process monitoring and control applications.
Applications include demineralization and reverse osmosis plants, semiconductor industry, power plants, biomedical and pharmaceutical industries and large steam-raising plants in the Pulp & Paper, Steel and Chemical industries.
Features- Cost effective
- select one or two conductivity inputs or combine conductivity and pH/Redox (ORP) in one analyzer
- Reduced installation cost
- easy access terminations; reduced panel space
- High functionality at minimum cost
- conductivity, resistivity, difference, ratio, % passage, % rejection and inferred pH calculations
- Expanded monitoring and control
- add-on option board provides a total of five alarm relays and four current outputs
- service logbook providing historical data
- Energy saving
- high visibility, backlit display with auto switch-off function
- Reduced yearly maintenance costs
- 30 Vdc option negates the need for costly safety tests
Specifications
Brand
Mounting
- Wall Mounting
- Pipe Mounting
- Panel Mounting
Environmental Protection
- IP66
- NEMA 4X
- IP65
Power Supply
- 85-265 Vac
- 12-30 Vdc
Power Consumption
- 10 W
Range
- Programmable 0 to 0.5 to 0 to 10,000 µS cm-1
Span
- (10 to 10,000) x Cell Constant
Accuracy
- > ± 1 % of Reading (10,000 µS cm-1)
- > ± 0.01 % of Span (0 to 100 µS cm-1)
Temperature Sensor
- Pt1000
- Pt100
Calculated Variables
- Inferred pH: 7.0 to 10.0 pH (NH₃-dosed systems), 7.0 to 11.0 pH (NaOH-dosed systems)
- Total dissolved solids: 0 to 8,000 ppm
- Percent passage or rejection: 0 to 100 %
- Difference: 0 to 10,000 µS cm-1
- Ratio: 0 to 19,999
Communication
- PROFIBUS DP
Operating Temperature
- -20° to 55° C (-4° to 131° F)
- Conductivity: -10° to 200° C (14° to 392° F)
Temperature Compensation
- Conductivity: -10° to 200° C (14° to 392° F)
Storage Temperature
- -25° to 75° C (13° to 167° F)
Humidity
- Up to 95 % Relative Humidity Non-Condensing
Certifications & Approvals
- UL
- CE
- EMC
- Water and Waste Water Treatment
- Power, Pure Water
- Semiconductors
- Chemicals
- Pharmaceuticals
- Pulp & Paper
