881 Fan/Cone

PRODUCTS

IMAGENEX MODEL 881
DIGITAL FAN/CONE TRANSDUCER SONAR

APPLICATIONS:

  • Profiling
  • ROV, AUV, & UUV
  • Offshore Oil & Gas
  • Sunken Timber Recovery
  • Diving Support
  • Surveying
  • Search & Recovery
  • Pipeline Inspection
  • Underwater Archaeology
  • Scientific Research
  • Site Clearance Work
  • Dam Face Inspection

 

FEATURES:

  • High performance
  • Simple set-up and installation
  • Digital telemetry
  • Communication format available to user
  • Imaging or profiling

 

Model 881 Fan/Cone Transducer Sonar

  This switchable profile/image transducer allows the user to select a pencil shaped sonar beam for profile measurements or a fan shaped sonar beam for imaging applications.  The sonar head is usually mounted horizontally for profile applications and vertically for imaging applications.  A sealed switch on the rear of the transducer selects the  beam type.  This transducer can be fitted at the factory as an option on Model 855 and Model 881 underwater scanning units.

HARDWARE SPECIFICATIONS:

FREQUENCY

675 kHz

TRANSDUCER

Fan / cone type

TRANSDUCER BEAM WIDTH

Imaging:  1.7o x 30o fan
Profiling:  1.7o conical

RANGE RESOLUTION

10 mm (3 mm optional)

MIN. DETECTABLE RANGE

150 mm

MAX. OPERATING DEPTH

1000 m (3300')

MAX. CABLE LENGTH

1000 m on typical twisted shielded pair
(RS-485)

INTERFACE

RS-485 @ 115.2 kbps, 2 wire
(4 wire available)

CONNECTOR

End mount connector
(Impulse BH-4-MP-SS) or
optional low profile end mount connector

POWER SUPPLY

22 - 48 VDC at 1 Amp max.

DIMENSIONS

89 mm (3.5") diameter x
483.3 mm (19") length

WEIGHT:     In Air

                       In Water

3.2 kg (7 lbs)

1.5 kg (3.3 lbs)

MATERIALS

6061-T6 Aluminum, 300 series stainless steel, PVC, acetal homopolymer, epoxy

FINISH

Hard anodize, polyester powder

SOFTWARE SPECIFICATIONS:

Win8812w.exe

WINDOWS™ OPERATING SYSTEM

Windows™ 95, 98, Me, NT*, 2000*, XP*

MODES

Side Scan, Polar, and Sector

RANGE SCALES          Standard:

                                          High Res:
  

5 m, 10 m, 20 m, 30 m, 40 m, 50 m,
60 m, 80 m, 100 m, 150 m, 200 m
1.5 m, 3 m, 6 m, 9 m, 12 m, 15 m,
18 m, 24 m, 30 m, 45 m, 60 m

TRAIN ANGLES

- 210o to + 210o, 3o increments

SECTOR SIZE:
     SECTOR MODE
     POLAR MODE


0o - 180o, 3o increments
0o - 360o, 3o increments

STEP SIZES

Slow (0.3o), Medium (0.6o),
Fast (0.9o), Faster (1.2o),
Fastest (2.4o)

GRID TYPES

Polar and rectangular

FILE FORMAT

(filename).81b

RECOMMENDED MINIMUM COMPUTER REQUIREMENTS:

100 MHz Pentium
16 MB RAM
1 GB Hard Disk
800 x 600 x 256 colour graphics

*Requires Win8812w.exe v3.00 or higher (Free upgrade available for older versions - Contact Imagenex)

ORDERING INFORMATION:

1000 m UNIT

Standard

881-000-112

4 Wire

Option

                       -008

Low profile end mount connector

Option

                       -011

Split Head

Option

                       -014

High Resolution (3 mm)

Option

                       -015

Interface source code in "C") (TEST8812.C)

Option

                       -018

To download a printable version of this spec sheet click here
You need Adobe Acrobat Reader to open this file  
  

Specifications subject to change without notice.

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Fax:  (604) 944-8249
e-mail:  imagenex@npsnet.com