Main Units - Simrad ES70 - INSTALLATION REV A Installation Manual

Simrad ES70

Main units

The basic ES70 Fish finding echo sounder consists of:
• Display
• Computer (The ES70 Marine Computer may be provided)
• One or more General Purpose Transceiver (GPT) units
• One or more standard single beam transducers
• One or more split-beam transducers
Colour display
A standard commercial colour display is used. The display unit is normally not provided
by Simrad. Several commercial types and sizes are available.
ES70 Marine Computer
Simrad can supply the for the ES70 Fish finding echo sounder
ES70 Marine Computer
system.
Figure 1 ES70 Marine Computer
A commercial computer may also be used. It must comply to the requirement
specifications laid out by Microsoft for their operating systems. It must also provide the
necessary interface facilities (serial lines and Ethernet connections) that your system will
need to communicate with external sensors (measuring devices) and peripheral systems.
→ ES70 Marine Computer on page 21
General Purpose Transceiver (GPT)
The General Purpose Transceiver (GPT) contains transmitter and receiver electronics.
The receivers are designed for low noise, and they can handle input signals spanning a
very large instantaneous dynamic amplitude range of 150 dB. All targets are correctly
measured and displayed.
Figure 2 General Purpose Transceiver (GPT)
12
343522/A