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ATB3000 SeriesMicro-Charge Particulate Matter Dynamic Detector

Product Features:

  • Digital signal processing based on micro-charge particle sensing technology
  • 4-20 mA double-wire power supply, no independent power supply, convenient for PLC connection
  • Multiple self-checking and automatic calibration functions, eliminates false alarms caused by probe buildup and moisture bridging
  • Effectively blocks electromagnetic interference, with excellent accuracy, stability and repeatability
  • Flexibility: can be used in different applications such as dust discharge and material conveying
  • No need for regular manual zero check
  • Monitors leakage for setting alarms before dust leakage causes visible discharge
  • Effectively reduces losses caused by leakage of high value particulate matter

Theory

The ATB3000 series particulate matter monitoring instrument is a 4-20 mA particulate matter concentration signal transmitter based on the principle of charge induction. It utilizes advanced digital signal processing (DSP) technology and has multiple self-checking and automatic calibration functions. Its proprietary core technology combines DC and AC signals from micro-charged particles with digital signal processing algorithms and flow modeling to achieve superior accuracy, stability and repeatability in field applications. The unique electrical isolation and digital signal filtering design can effectively eliminate electromagnetic interference in the field, so that the ATB3000 is suitable for all kinds of harsh working conditions.
The whole series of ATB3000 products have high-precision and 7 orders of magnitude of dynamic measurement range, and can be used in the measurement of both low emissions and high concentration of gas-solid two-phase flow. It has continuous automatic zero baseline tracking and a drift elimination function, so that the circuit won’t drift, even without regular manual zero checks. It has automatic detection functions to check for probe fouling and condensation faults.  It also performs range span testing, which can effectively prevent the occurrence of false alarms. The unit provides 4-20 mA loop power according to ASTM standards.
ATB3000 series products of Tang 'an Industry are easy to install and maintain. They can be debugged by Tang 'an industrial engineer's field hand controller, and can also communicate by PLC or DCS and other industrial control software to realize the monitoring of dedusting efficiency, emission value monitoring, bag leak warning and positioning.

Electronic Specifications for ATB3000 Series Electronics

Electronic Enclosure

IP67/NEMA4X

 Power

Two-wire 24V loop power supply (18-32V DC power supply)

Operating Temperature

-40°C~85°C

Sensitivity

1mg/m3, 0.1mg/m3

Approvals

CPA Approved, CNEX Approved,CENB

Humidity Range

0 ~ 95% relative non-condensing

 Output

Isolated 4 ~ 20mA compatible loop powered signal, with user selectable scaling

Rated Power

480mW

Measuring Range

Standard accuracy 1pA (0.1mg/m³@1000mm probe, 20m/s velocity) standard range 1.0 x 107 pA

Additional Features

Automatic continuous probe contamination and fault detection


Technical Specifications for ATB3000 Series Sensors

Sensor Housing

IP67/NEMA4X

Probe Material

Probe -316 stainless steel or other special alloys (Inconel Hastelloy) – (At least 316 stainless steel standard)

Insulators

Extended high-performance PFA, -40°C~260°C standard,
Ceramics (high temperature and high pressure),-40°C~540°C,
please contact the manufacturer for special selections

Probe Length  

Standard Length:8inch,12inch,18inch,30inch,
please contact with manufacturer for special length

Installation Methods

Threaded connection  (NPT)/ Quick connection (QS)/ Flanged connection (FLANGE)

Remote Probe Connection Cable

Special low noise coaxial cable, applicable temperature:
-50°C~200°C

Cable Connections

3/4 inch NPT female conduit fitting

Pipe/duct Connections

1/2 inch  NPT connector, flanged or quick-disconnect fitting

Special Custom Sensor

For more information about venturi probes, wire probes, special alloy probes, etc., used for special applications, please contact the manufacturer