864 Programmable Digital Altimeter

The Imagenex Model 864 is a completely self-contained altimeter with a digital input/output.  This unit is compatible with the Model 881A switch data command and return data formats.  This unit is mounted in a pressure proof housing with an underwater connector for use at depth.  The 864 Altimeter measures the range to the bottom or other large objects.  It requires only power and an RS-485 or RS-232 serial interface to an external device.

864 Programmable Digital Altimeter

Underwater Hardware Specifications

Frequency

330 kHz

Transducer

Conical beam

Transducer Beam Width

10º

Transmit Pulse Length

100 microseconds

Range Resolution

20 mm

Min. Detectable Range

100 mm

Max. Operating Depth

1000 m 
(3000 m & 6000 m available)

Max. Cable Length

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

Interface

RS-485 serial interface @ 115.2 kbps (or optional RS-232), 881A style protocol

Connector

Four conductor, wet mateable (Subconn MCBH4M-AS)

Power Supply

22 – 32 VDC at 100 mA max.

Dimensions

89 mm (3.5”) diameter x 125 mm (4.93”) length

Weight in Air

1000 m unit:  1.2 kg (2.6 lbs)

Weight in Water

TBA

Materials

6061-T6 Aluminum & PVC

Finish

Anodized

Software Specifications

Win881A.exe

v2.39

WINDOWS™ Operating System

Windows™ 98, Me, NT, 2000, XP

Range Scales

1 m, 2 m, 3 m, 4 m, 5 m, 10 m, 20 m, 30 m, 40 m, 50 m

File Format

(filename).81a

Recommended Minimum Computer Requirements

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

Ordering Information

1000 m Unit

864-000-200

3000 m Unit

864-000-201

6000 m Unit

864-000-202

RS-232

Option               -006

864 Programmable Digital Altimeter

Features

  • Programmable
  • Self contained
  • Serial output
  • Compact size

Applications

  • Measure altitude of structures & objects
  • Measure range to other structures & objects
  • Monitor sedimentation or scouring
  • ROV, AUV, & UUV

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