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DST-2 Digital depth, speed & temperature transducer interface

Breathe new digital life into transducers, with digital signal processing technology.

The DST-2 digitises depth, speed and temperature transducer signals into NMEA 0183 data to deliver best-in-class seabed tracking.

Where To Buy

It works with NMEA 0183 compatible devices, such as chart plotters, radars or an on-board PC. In addition, it can be calibrated via a PC to match various sensors and installations.

Using a DST with an existing depth transducer can be much more cost-effective than having to lift the boat out of the water to change the transducer skin fitting. Not only does this save money, but it also saves you time.

Ordering Information

(Part number/s)

  • DST-2

Digitising data is becoming more popular, and transducers are no exception to this. Analogue transducers are great, they work well, don’t usually fail and are solid.

However, the depth, speed and temp readings from them are often not available on an NMEA 0183 or NMEA 2000 display.

The DST-2 will take signals from the transducer, and convert them into NMEA 0183 sentences for the relevant reading. (To get this data onto NMEA 2000, an NGX-1 is also required to convert 0183 to 2000).

The alternative way of getting NMEA 2000 data from a transducer is to replace the existing analogue one with a very expensive digital or ‘smart’ transducer, with NMEA 2000 conversion and output inherent to the product. However, to replace the transducer, it requires pulling the boat out of the water, removing and fitting a new transducer and then sealing it off depending on the type being used.

As a cost effective alternative, a DST-2 connected to an NMEA 0183 display, or a DST-2 and NGX-1 combination is much better value than fitting a new NMEA 2000 transducer.

 

FEATURES

  • Range of transducer frequencies available
  • Flash upgradable ‘future proof’ design
  • Generates the echo sounders ‘ping’ and analyses the returned signal
  • Digitises analogue signals into NMEA 0183 data

 

BENEFITS

  • Use with most NMEA 0183 displays
  • Can be calibrated
  • Trip data available with speed transducers
  • Designed to replace outdated stand-alone echo sounders
  • General survey firmware available
Power Supply
Supply Voltage 10 to 28 V DC
Supply Current 40mA @ 12V DC
Depth Speed & Temperature
Transducer Drive Frequency 150KHz, 170KHz or 200KHz
Depth Minimum & Maximum (Narrow Beam Transducer)  0-10 Knots: 0.3m Minumim, 200m Maximum. 10-40 Knots: 0.5m Minimum, 100m Maximum
Depth Minimum & Maximum (Wide Beam Transducer)  0-10 Knots: 0.5m Minumim, 150m Maximum. 10-40 Knots: 0.5m Minimum, 100m Maximum
Speed Will vary dependent on transducer. Airmar standard paddle-wheel log transducer 0.5 to 50 Knots
Temperature Will vary dependent on transducer. DST-2 Uses industry standard thermistor (10kW @ 25°C)
NMEA 0183 Port – Talker
Compatibility Fully NMEA 0183, RS232 & RS422 compatible. RS485 Listener Only
Speed / Baud Rate 4800 to 38400 Baud
Output Voltage Drive >= 2.2V (differential) into 100Ω
Output Current Drive 20mA max.
Output Protection Short circuit
Mechanical
Case Material Grey Polycarbonate
Lid Material Clear Polycarbonate
Sealing Material EPDM Synthetic rubber
Cable Gland Grey M16 Nylon clamping gland
Dimensions (Including Glands) 106mm (H) x 82mm (W) x 55mm (D)
Weight 200g
Mounting Method Bulkhead Mount
Approvals and Certifications
Meets IEC 61162-1 & IEC 61162-2
Environmental Protection IP66
Operating Temperature -20 to + 70°C
Storage Temperature -40 to + 85°C
Guarantee 3 years (5 Years if registered)
  • Digitises analogue signals into NMEA 0183 data
  • Use with any NMEA 0183 compatible device
  • Range of frequencies available
  • Flash upgradeable ‘future-proof’ design
  • Can be calibrated
  • Trip data available with speed transducers

 

NETWORK DIAGRAM

Here are some Frequently Asked Questions about the DST-2.

Need more help? Visit our Support Centre.

Actisense is dedicated to providing up-to-date software and resources for our products. Here are some useful tools and documentation to help you make the most of your product:

It works with NMEA 0183 compatible devices, such as chart plotters, radars or an on-board PC. In addition, it can be calibrated via a PC to match various sensors and installations.

Using a DST with an existing depth transducer can be much more cost-effective than having to lift the boat out of the water to change the transducer skin fitting. Not only does this save money, but it also saves you time.

Ordering Information

(Part number/s)

  • DST-2

Digitising data is becoming more popular, and transducers are no exception to this. Analogue transducers are great, they work well, don’t usually fail and are solid.

However, the depth, speed and temp readings from them are often not available on an NMEA 0183 or NMEA 2000 display.

The DST-2 will take signals from the transducer, and convert them into NMEA 0183 sentences for the relevant reading. (To get this data onto NMEA 2000, an NGX-1 is also required to convert 0183 to 2000).

The alternative way of getting NMEA 2000 data from a transducer is to replace the existing analogue one with a very expensive digital or ‘smart’ transducer, with NMEA 2000 conversion and output inherent to the product. However, to replace the transducer, it requires pulling the boat out of the water, removing and fitting a new transducer and then sealing it off depending on the type being used.

As a cost effective alternative, a DST-2 connected to an NMEA 0183 display, or a DST-2 and NGX-1 combination is much better value than fitting a new NMEA 2000 transducer.

 

FEATURES

  • Range of transducer frequencies available
  • Flash upgradable ‘future proof’ design
  • Generates the echo sounders ‘ping’ and analyses the returned signal
  • Digitises analogue signals into NMEA 0183 data

 

BENEFITS

  • Use with most NMEA 0183 displays
  • Can be calibrated
  • Trip data available with speed transducers
  • Designed to replace outdated stand-alone echo sounders
  • General survey firmware available
Power Supply
Supply Voltage 10 to 28 V DC
Supply Current 40mA @ 12V DC
Depth Speed & Temperature
Transducer Drive Frequency 150KHz, 170KHz or 200KHz
Depth Minimum & Maximum (Narrow Beam Transducer)  0-10 Knots: 0.3m Minumim, 200m Maximum. 10-40 Knots: 0.5m Minimum, 100m Maximum
Depth Minimum & Maximum (Wide Beam Transducer)  0-10 Knots: 0.5m Minumim, 150m Maximum. 10-40 Knots: 0.5m Minimum, 100m Maximum
Speed Will vary dependent on transducer. Airmar standard paddle-wheel log transducer 0.5 to 50 Knots
Temperature Will vary dependent on transducer. DST-2 Uses industry standard thermistor (10kW @ 25°C)
NMEA 0183 Port – Talker
Compatibility Fully NMEA 0183, RS232 & RS422 compatible. RS485 Listener Only
Speed / Baud Rate 4800 to 38400 Baud
Output Voltage Drive >= 2.2V (differential) into 100Ω
Output Current Drive 20mA max.
Output Protection Short circuit
Mechanical
Case Material Grey Polycarbonate
Lid Material Clear Polycarbonate
Sealing Material EPDM Synthetic rubber
Cable Gland Grey M16 Nylon clamping gland
Dimensions (Including Glands) 106mm (H) x 82mm (W) x 55mm (D)
Weight 200g
Mounting Method Bulkhead Mount
Approvals and Certifications
Meets IEC 61162-1 & IEC 61162-2
Environmental Protection IP66
Operating Temperature -20 to + 70°C
Storage Temperature -40 to + 85°C
Guarantee 3 years (5 Years if registered)
  • Digitises analogue signals into NMEA 0183 data
  • Use with any NMEA 0183 compatible device
  • Range of frequencies available
  • Flash upgradeable ‘future-proof’ design
  • Can be calibrated
  • Trip data available with speed transducers

 

NETWORK DIAGRAM

Here are some Frequently Asked Questions about the DST-2.

Need more help? Visit our Support Centre.

Actisense is dedicated to providing up-to-date software and resources for our products. Here are some useful tools and documentation to help you make the most of your product:

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