Pulsar’s Ultrasonic dB Transducer Series

Pulsar's Ultrasonic dB Transducer Series
Ultrasonic dB Transducer Series

Pulsar’s dB ultrasonic transducers offer reliable level, volume, open channel flow, pump control and differential measurement within liquid and solids applications. dB ultrasonic sensors utilise a low power transducer design with standard interconnecting cables – yet produce extremely high acoustic power to give exceptional results in a wide variety of challenging applications.

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  • ATEX Zones 1 and 2 standard
  • I.S. ATEX Zone 0 options
  • FM/FMC approval
  • Integral temperature compensation
  • Narrow beam angles
  • IP68/NEMA 6P
  • Standard 2 or 3 core screened cable extensions to 1000m
  • Patented DATEM (Digital Adaptive Tracking of Echo Movement) echo processing technique


Transducer Specific

Model Dimensions Dia Face Weight Measurement Range Frequency Beam Angle
dB3 78D x 115Hmm (3.07 x 4.52in) 19mm (0.75in) 1.1kg (2.4lb) 0.125 – 3m (0.41-10ft) 125kHz <10°
dB6 86D x 106Hmm (3.39 x 4.17in) 30mm (1.18in) 1.1kg (2.4lb) 0.3 – 6m (0.98-20ft) 75kHz <10°
dBS6 86D x 106Hmm (3.39 x 4.17in) 45mm (1.78in) 1.1kg (2.4lb) 0.2 – 6m (0.66-20ft) 50kHz <10°
dB10 86D x 106Hmm (3.39 x 4.17in) 45mm (1.78in) 1.1kg (2.4lb) 0.3 – 10m (0.98-33ft) 50kHz <10°
dB15 86D x 122Hmm (3.39 x 4.8in) 60mm (2.36in) 1.2kg (2.6lb) 0.5 – 15m (1.64-50ft) 41kHz <8°
dB25 105D x 142Hmm (4.13 x 5.59in) 78mm (3.07in) 1.4kg (3.1lb) 0.6 – 25m (1.97-82ft) 30kHz <6°
dB40 205D x 223Hmm (8.07 x 8.77in) 160mm (6.30in) 6kg (13.2lb) 1.2 – 40m (3.94-130ft) 20kHz <5°
dB50 205D x 223Hmm (8.07 x 8.77in) 160mm (6.30in) 6kg (13.2lb) 2 – 50m (6.56-164ft) 20kHz <5°

(All Transducer)

Sensor body material: Valox 357 U and syntactic foam face
Cable lengths: Standard = 5m, 10m, 20m or 30m (16.4ft, 32.8ft, 65.6ft or 98.4ft). Optional: up to 150m (492ft) maximum (increments of 10m / 32.8ft only)
Maximum separation: 500m (1640ft)
Mounting connection: BSP or 1” NPT


Enclosure protection: IP68 / NEMA 6P
Max. and min. temperature (electronics): Standard: -40°C to +90°C (-40°F to +194°F) Hazardous area versions: -40°C to +75°C (-40°F to +167°F)


CE approval: 2014/30/EU – EMC & 2014/34/EU ATEX Directives. Standards applied: EN 60079-0:2012+A11:2013/ EN 60079-11:2012 / EN 60079-18:2009 / EN 60079-26:2007 / EN 61326-1:2013
ATEX approval: Standard ATEX EEx m II T6 or optional EEx ia IIC T6. FM/FMC approval. (dB50 not approved)


Accuracy: 0.25% or 6mm (0.24in) whichever is greater
Resolution: 0.01% or 2mm (0.08in) whichever is greater

Download Datasheet: Pulsar’s Ultrasonic dB Transducer Series

Reference : pulsar-pm.com