Sonardyne - Delivering trusted solutions for acoustic positioning, inertial navigation, wireless communications, sonar imaging

The Types 8045/8047 Heavy Load Compatt 5 combines the benefits of an advanced subsea navigation transponder with the heavy lift capabilities of an acoustic release transponder for use in the construction survey market.
The transponder has been developed to allow a user to precisely position a structure or load on the seabed and then release it on command using a Sonardyne Long BaseLine or Ultra-Short BaseLine acoustic navigation system. The need for a separate back deck unit to control the acoustic release is therefore removed, saving operational time and money.
All Medium Frequency Compatt 5s now incorporate Fusion Wideband Technology which uses advanced digital signalling techniques to dramatically improve the performance of acoustic positioning, navigation and telemetry systems.
The faster and more rugged wideband telemetry scheme supported by Compatt 5, enables baseline measurement and calibration data to be acquired faster and more reliably, allowing users to begin work sooner.
Standard features include the choice of standard or short housing lengths, Omni or Directional transducers, highly reliable acoustic release mechanism, RS232 interface for test/setup, temperature, depth and tilt sensors and depth rating to 7,000 metres. The unit is fully compatible with all Fusion systems, standard Compatt 5 transponders as well as previous generation LBL and USBL hardware.
| Feature | Type 8045 | Type 8047 | |
|---|---|---|---|
| Depth Rating | 7,000 metres | 7,000 metres | |
| Frequency | MF (18–36 kHz) | MF (18–36 kHz) | |
| Transducer Beamshape | Omni-Directional | Directional | |
| Operating Range (from surface/ROV) | 2,000 metres | 7,000 metres | |
| Transmit Source Level (dB re 1µPa @ 1m) | 185-192 dB (Three Levels) | 195-202 dB (Three Levels) | |
| Receive Threshold (dB re 1µPa) | 90-120 dB (Four Levels) | 90-120 dB (Four Levels) | |
| Relative Positioning Accuracy (with Wideband) | 0.05-1.0 m | 0.05-1.0 m | |
| Number of Unique Addresses (Wideband) | 224 | 224 | |
| Number of Unique Addresses (Tone) | All Sonardyne/Simrad | All Sonardyne/Simrad | |
| Battery Life (Listening, Disabled) |
Std. Housing Short Housing |
833 days (Alkaline) 1389 (Lithium) 417 (Lithium Option Only) |
833 days (Alkaline) 1389 (Lithium) 417 (Lithium Option Only) |
| Safe Working Load (4:1) | 2,500 kg | 2,500 kg | |
| Release Load | 2,500 kg | 2,500 kg | |
| Breaking Load | 10,000 kg | 10,000 kg | |
| Mechanical Construction | Ferralium 255 | Ferralium 255 | |
| Dimensions (LxDia) | Std. Housing Short Housing |
868 mm (34.2”) x 145 mm (5.7”) 814 mm (32”) x 145 mm (5.7”) |
868 mm (34.2”) x 145 mm (5.7”) 814 mm (32”) x 145 mm (5.7”) |
| Weight in Air | TBA | TBA | |
| Weight in Water | TBA | TBA | |
| Endcap Sensors (Fitted as Standard) | Temperature (PRT) , Tilt Switch (± 30-45º), Depth (strain Gauge Pressure transducer), Power for external sensors | ||
Safe Working Load - The maximum recommended working load. This is set as a quarter (1/4) of the Breaking Load and allows for factors such as corrosion, fatigue, shock loads, harmonic loads, manufacturing defects and material defects. Release Load - The maximum in-line load that the whole assembly can release whilst guaranteeing safe and reliable operation. Note that as the load is released in water, this is determined by the maximum upthrust from the buoyancy. Breaking Load - The load that induces structural failure in one or more parts of the instrument causing the load to part from the release mechanism. Operating Range – The operational range of the Heavy Load Compatt is dependant on the nature of the interrogating transceiver and the noise environment the system is operating in |
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