Process Analyzers

Overview

The sensor, based on a zirconium oxide cell, is mounted at the tip of the probe that is inserted in the flue duct. The resulting direct, in situ measurement provides accurate and rapid oxygen reading for combustion control optimization and emissions monitoring.

Data

• Advanced design and precision manufacturing – robust, long-life probe for process temperatures up to 800 °C (1472 °F) – proven cell design from over 50 years experience – fast response to process variations – stable and accurate oxygen measurement
• Unique integrated auto-calibration system – easy compliance for emission monitoring regulation – reduced installation costs; eliminates requirement for expensive external calibration panel – reduced maintenance costs
• Probe lengths up to 4.0 m (13.1 ft) and industry-standard flange configurations – suitable for a wide range of applications – extensive installation options
• Easy cell release – fully site-serviceable probe – easy access to internal components
• Advanced transmitters – easy configuration, monitoring and intuitive HMI – HART communications – cell performance logging and diagnostics

Overview

Accurate measurement of both oxygen and COe is important for the safe, reliable and efficient operation of industrial combustion plant. – carbon monoxide detector – flue gas – combustion analysis – combustion analyzer.

Data

• Oxygen only or oxygen plus combustibles – increased combustion efficiency – burner malfunction identification – enhanced plant safety
• Close-coupled sample system – integral flame arrestors – stable sample temperature and pressure – heated sample path
• Comprehensive diagnostics – NAMUR-compliant diagnostic symbols – supports predictive maintenance – fully logged diagnostic events
• Automatic sensor calibration – fully programmable schedule – locally triggered – accuracy check
• Process logging and trending of all measured and calculated values – oxygen and carbon monoxide equivalent (COe) – process temperature measurement – combustion efficiency calculation
• Multiple sample filter and blowback options – optional dual filtration system – fully programmable blowback

Overview

Featuring ABB's EZLink technology, users of ABB’s DO system benefit from plug-and-play connectivity, automatic sensor recognition / set-up, predictive diagnostics and enhanced measurement accuracy. Users benefits from: – No calibration required – No sensor drift – Fast speed of response – Minimized installation and maintenance time – Resistant to abrasion and photobleaching – No loss of performance, 2 year sensor cap life

Data

• Measurement performance (dissolved oxygen) Range
  • 0 to 50 ppm (0 to 50 mg/l)
  • 0 to 450 % saturation at 25 °C and 760 mm Hg
• Accuracy / maximum measured error
  • ±0.1 ppm (0 to 8 ppm)
  • ±0.2 ppm (8 to 20 ppm)
  • ±10 % of reading (20 to 50 ppm)
• Resolution
  •  0.01 ppm (mg/l)
• Response time
  • T90 <45 sec; T95 <60 sec @ 25 °C (77 °F)
• Measurement performance (temperature) Range
  • 0 to 50 °C (32 to 122 °F)
• Accuracy
  • ±0.1 °C (0.18 °F)
• Maintenance
  • Sensor cap replacement 24 months
• Environmental data
  • Operating temperature range 0 to 50 °C (32 to 122 °F)
  • Pressure limit 10.3 bar (150 psi) maximum
  • Flow rate None required
  • Storage temperature range –5 to 60° C (23 to 140° F)

Overview

Users of the AWT440 benefit from plug-and-play connectivity, automatic sensor recognition and set-up. Enabling: – Automatic connection of up to 4 digital sensor – Intuitive software with full colour graphical display – Data logging and graphical process trending – Full audit trail capability – Secure data archiving to SD Card or USB Stick – Ethernet, Profibus or MODBUS communications

Data

• Operation – Language English, German, French, Italian, Spanish – No. of inputs Up to 4 sensors
• Mechanical data – Protection IP66 / NEMA 4X – Dimensions 194 mm (7.64 in.) x 214 mm (8.42 in.) x 98 mm (3.85 in.) Weight – 1.5 kg (3.3 lb)
• Materials of construction Glass-filled polycarbonate
• Electrical – Power supply ranges – 100 to 240 V AC ±10 %, 50 / 60 Hz – Power consumption <30W – Analog outputs 2 standard + 2 optional – Relay outputs 4 standard + 2 optional
• Digital inputs / outputs – 6 standard, user-programmable as input or output
• Connectivity / Communications (optional) – Ethernet – Profibus (DPV1) – MODBUS (RTU RS485)​​

Overview

The ATS430 is a compact, yet extremely robust turbidity sensor capable of measuring turbidity and total suspended solids (TSS) concentrations up to 4000 NTU or 100,000 mg/l. With a choice of hermetically-sealed stainless steel or titanium versions, each featuring scratch-resistant sapphire optical windows, the ATS430 provides a versatile solution for use in benign environments through to those featuring aggressive or corrosive media. Supplied fully factory-calibrated ready for use straight out of the box. Users benefit from:

• no servicing for the lifetime of the sensor
• in-situ cleaning
• advanced predictive maintenance diagnostics
• EZLink automatic sensor recognition and set-up
• adaptive TSS calibration feature for improved process control
• simplified calibration
• flexible installation
• certified performance

Data

• Range Turbidity: 0 to 4000 NTU Suspended solids: 0 to 100,000 mg/l SiO₂ (100 g/l)
• Accuracy Turbidity: <±2 % measured value Suspended solids: dependent on sample
• Method 90° scattered light measurement in accordance with DIN/EN 27027/ISO 7027
• Repeatability <1 %
• Limit of detection 0.006 NTU
• Response time T90 < 30 s with filtering disabled
• Resolution Turbidity: 0.001 NTU Suspended solids: 0.001 mg/l
• Storage conditions –5 to 70 °C (23 to 158 °F)
• Operating temperature 0 to 60 °C (32 to 140 °F)
• Operating pressure Up to 10 bar (145 psi) for metal versions
• Dimensions 0 mm (1.57 in.) diameter 180 mm (7.08 in.) length

This is a cap for the ABB Aztec ADS430 (RDO PRO-X) Optical Dissolved Oxygen Sensor.