A Product by Pulsar Process Measurement

Blackbox 136 CSO is a sophisticated ultrasonic system specifically designed for use with batteries to provide non-contacting monitoring of level or overflow events, with exceptionally low power consumption to maximise battery life in remote locations.


  • Monitoring of overflow events
  • Level measurement
  • Low power consumption requirements
  • On-board data logging requirements
Standard Wall Mount Enclosure:
Outside dimensions:130 x 150 x 63.5mm (5.12 x 5.9 x 2.5in)
Weight:Nominal 0.65kg (1.4lbs)
Cable entry detail:Underside fitted with 3 x M20, nylon cable glands suitable for 6-12mm cable, two x 15mm x 13mm rear knockouts
Large Wall Mount Enclosure:
Outside dimensions:130 x 180 x 85mm (5.12 x 7.09 x 3.35in)
Weight:Nominal 0.75kg (1.65lbs)
Cable entry detail:Underside fitted with 3 x M20, nylon cable glands suitable for 6-12mm cable
Enclosure material/description:ABS Base with polycarbonate lid, flammable rating UL94HB
Transducer cable extensions:2-core screened (2 conductor 20AWG screened)
Nominal separation:1000m (3280ft)
IP rating:IP66/67
Max. & min. temperature (electronics):-20ºC to +55ºC (-4ºF to +131ºF)
Flammable atmosphere approval:All Blackbox units must be mounted in a safe area. Compatible with approved dB Transducers
Accuracy:0.1% of maxmimum range
Resolution:dBMACH3 0.25mm, dB3 0.5mm, dB6 and dB10 1mm, dB15 1.5mm, dB25 2.5mm and dB40 5mm
Range:Dependent upon transducer. Nominally 125mm to 40m (0.41-130ft). Compatability with all dB transducers
Rate repsonse:Fully adjustable
Description:DATEM (Digital Adaptive Tracking of Echo Movement)
Analogue output:0 to 5VDC into minimum load 10KΩ non-isolated (user programmable and adjustable) 0.1% resolution
Serial port (Digital output):RS232 for programming and data extraction
PC programming (standard):Via RS232 using supplied software
Remote programming (optional):Via RS232 using optional hand held calibrator
Onboard programming (optional):Via integral keypad
Programming security:Via passcode (user selectable and adjustable)
Programmed data integrity:Via non-volatile RAM
DATA LOGGING (via optional CSO Log Software):
Memory capacity:192Kbytes 28 days @ 5bytes/min
Memory type:Non-volatile memory
Power supply:10-28V dc 10W maximum power (typically 5W)
Power supply:Power supplied via Blackbox RS232 interface