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ohmex SONARMITE User Manual

ohmex SONARMITE
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SonarMite BTx/SPx v5.02 © 2016 Lymtech
Page 1
SONARMITE v5.xx
BTX/SPX single beam
PORTABLE BLUETOOTH ECHO SOUNDER
Ohmex is a company formed to manufacture and distribute products designed by Lymtech Ltd. a company established in 1982 w
founded on technological innovation and design. The company prides itself on being the first to produce products in the field of
instrumentation and software used within the Earth Science sectors. Achievements to date include DGM ,the first digital ground
modelling software to run on a standard PC, SONARLITE, the first truly portable echo sounder, TIDALITE the first portable
Tide Gauge, EDAS, Integrated tide and weather networked software for use by ports and harbours. SONARMITE the first
portable Bluetooth echo sounder based on WinSTRUMENTATION - The integration of Instrumentation, Wireless networks and
modern portable computer equipment.
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ohmex SONARMITE Specifications

General IconGeneral
CategoryMarine Equipment
Frequency200 kHz
Beam Width12°
Minimum Range0.5 m
Housing MaterialPlastic
IP RatingIP68
Operating Temperature-10°C to +50°C
Cable Length10 m

Summary

Introduction

Typical Use of the Equipment

235KHz Active Transducers

Digital components synthesizing frequencies, using DSP, encapsulated in resin, cable carries low DC voltage.

Equipment Supplied

SonarMite BTx/SPx OEM versions

Installation & Use

Switching the System On

Connect transducer to Txr, LED next to Bluetooth antenna turns on.

Data Collection Techniques

Sound Velocity Settings

Varies with temperature, salinity, turbidity; affects depth calculation accuracy.

Internal Battery Charging

BTX has NiMH battery; avoid running flat; charger indicators.

Operating Instructions

Safety Measures and Precautions

Read instructions, charge only NiMH/NiCd, check manufacturer, correct polarity, avoid heat.

Operation

Charger for 3-10 cells, auto detects cells, charging indicators.

Reverse Voltage Protection

Weatherproofing

Depth Transducer

Transducer Mounting

Consider proximity to metacentre, turbulence from propellers, hull deadrise.

Bluetooth Interface

BlueTooth ID/Password code

PIN is '1234' for BTX/SPX devices.

Bluetooth™™ Serial Port Profile

Compatible with SPP, features include range, integration, small footprint.

Serial Interface

Typical Windows HyperTerminal settings

Hyperterminal ASCII settings

Settings for character echo, line delays, and ASCII receiving format.

Hyperterminal Connection settings

Baud rate, data bits, parity, stop bits, and flow control settings.

Connections

'PC' or Computer connection

6-way female connector for PC serial connection or polled mode.

'Transducer' connection

BTX TRANSDUCER CONNECTIONS

Details on TXR and PC connector pins and functions.

LED Status Feedback

Front Panel status LEDs

Solid blue for connected, solid red for low power, flash for faults/data.

Connector Caution

Appendix

SonarMite Settings

Uses single character commands via Bluetooth for parameter setting.

Flash Memory

Configuration data copied to RAM; commands change active states.

BTX/SPX version Commands

Memory Operations

Commands for reset, load, and save settings to flash memory.

General Operations

(?) Query format

Displays current output formats like Old SonarMite, NMEA, Polled, System.

(^F)ormat

Toggles between various output formats including Old SonarMite and New SonarMite.

Format 1 Simple ASCII mode

Format 2 DBT NMEA mode

Format 3 DPT NMEA mode

Format 4 Odom SBT mode

Format 5 Deso 25 mode

Format 6 Polled mode

Format 7 mode used for system settings

Format 8 New SonarMite format

(^V)ersion

(^I)d

(^U)p

(^D)own

(^C)lear

(^B)