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dB Ultrasonic Sensors

dB Ultrasonic Sensors

dB Ultrasonic Sensors

Product catalog summary
Overview: The dB Ultrasonic Transducer Series by Pulsar Measurement offers a compact, low-power design that provides exceptional results in challenging environments. These non-contact ultrasonic transducers are designed to be intrinsically safe and use standard interconnecting cables, delivering high acoustic power for a variety of applications.
Features & Benefits: The transducers can be combined with Pulsar's control units like Ultra, FlowCERT, Zenith, Quantum, or Blackbox to create tailored solutions. They are approved for use in flammable atmospheres and are available in materials suitable for corrosive environments.
Applications: The transducers are suitable for wet well, tank, silo level measurement, pump control, shaft tank monitoring, and digester levels.
Design Options: Flanged transducers are available with ANSI or DIN specifications, featuring PTFE coating. Foam-faced options increase acoustic power in dry environments, and submergence shields keep the transducer face clean and operational in submerged conditions.
dBMACH3 Transducer: Specifically designed for open channel flow applications, it features sun and submergence shields and operates at 125kHz for high accuracy and resolution.
Sanitary Flanged Transducers: Available for hygienic applications with full face PTFE or PVDF seals, compatible with Tri-Clamp fittings.
Cable Options: Standard cable lengths range from 5m to 30m, extendable up to 1,000m using standard screened cables.
Aiming Kit: Allows precise aiming of the transducer to ensure strong echo returns and accurate measurements.
Technical Specifications: The document provides detailed specifications for various models, including dimensions, weight, measurement range, frequency, and beam angle. The transducers are made from Valox 357 U with a syntactic foam face and are protected to IP68/NEMA 6P standards.
Environmental and Approvals: The transducers operate in temperatures from -40°C to +90°C and have CE and ATEX approvals for safety and electromagnetic compatibility.
Performance: The transducers offer an accuracy of 0.25% or 6mm, with a resolution of 0.01% or 2mm.
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Catalog excerpts

dB Ultrasonic Sensors-1

dB ULTRASONIC TRANSDUCER SERIES Compact, low-power design that gives exceptional results even in challenging situations. Non-contact ultrasonic transducers to create the perfect solution for your application. Previously, users had a choice between high-voltage, frequencydependent transducers that were susceptible to electrical noise and needed special, protected interconnecting cables, and weak, low-power transducers that had good hazardous area performance but performed poorly in any but the simplest application. The dB ultrasonic transducer range has changed all of that, creating a compact, low power transducer design that can be Intrinsically Safe certified and uses standard interconnecting cables, yet produces extremely high acoustic power to give exceptional results in a wide variety of applications. Features & Benefits Combine a dB ultrasonic transducer with any of Pulsar’s Ultra, FlowCERT, Zenith, Quantum, or Blackbox control units to create the perfect solution for your application. All transducers have flammable atmosphere approval as standard. Standard transducer bodies are made from Valox 357 PBT with a special foam radiating face. Some are available with both body and sealed front face in PVDF for corrosive applications. Flanged Transducers Flange options are available for dB3, dB6, dB10, and dB15 transducers, ANSI or DIN specification, all featuring full PTFE THE RIGHT METER FOR • Wet Well Level • Pump Control Measurement • Tank Level • Shaft Tank • Silo Level • Digester Levels Measurement Measurement coating on the process wetted side. Various flange sizes are available. The maximum vessel pressure on flanges is 0.5 bar (7 psi). These incorporate the performance features of the standard products but additionally offer a front thread mount option to suit threaded nozzles or flanged tank entries. These integral flange options are available with the standard family of transducers, up to the dB15 size. Foam Face A foam faced option is available for all the standard range transducers to provide more acoustic power

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dB Ultrasonic Sensors-2

DB ULTR A SONIC TR ANSDUCER SERIES output in dry, dusty environments. This higher acoustic power output increases return echo strength in these dry applications. Submergence Shield A shield can be fitted to keep the transducer face clean and dry in applications at risk of submergence. In the case of submergence, the controller can be asked to fail high, low, or hold the last reading. When the level drops back below the shield, it allows the controller to resume operation with a clean transducer face. The shield can be fitted to the dB3, dB6, dB10, dB15, and dB25 standard transducers. dBMACH3:...

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dB Ultrasonic Sensors-3

Technical Specifications PHYSICAL: TRANSDUCER SPECIFIC Measurement Range: Sensor Body Material: Valox 357 U and syntactic foam face Cable Lengths: Standard = 5 m, 10 m, 20 m, or 30 m (16.4 ft, 32.8 ft, 65.6 ft, or 98.4 ft). Optional: up to 150 m (492 ft) maximum (increments of 10 m (32.8 ft) only) Maximum Separation: Mounting Connection: Enclosure Protection: Standard: -40° C to +90° C (-40° F to +194° F) Hazardous area versions: -40° C to +75° C (-40° F to +167° F) 2014/30/EU to EMC & 2014/34/EU ATEX Directives. Standards applied: EN 60079-0:2012+A11:2013/ EN 60079-11:2012 / EN 60079-18:2009...

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dB Ultrasonic Sensors-4

0.25% or 6 mm (0.2 in) whichever is greater 0.01% or 2 mm (0.08 in) whichever is greater Delivering the Measure of Possibility INFO@PUL SAR ME A SUR EMENT.COM Pulsar Measurement is a trading name of Pulsar Process Measurement, Ltd. Copyright © 2020 Pulsar Measurement Registered Address: 1 Chamberlain Square CS, Birmingham B3 3AX Registered No.: 3345604 England & Wales

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