Technical information
Table Of Contents
- PART1.pdf
- PART2.pdf
- OPERATION OF THE EQ 55
- BASIC OPERATION OF THE EQ 55
- MENU SELECTIONS
- DISPLAY MODE MENU
- EXPANSION MENU
- GAIN MENU
- TRANSMIT POWER MENU
- CONFIGURATION MENU
- Configuration- Units of Measure
- Configuration - Background Color
- Configuration - Language
- Configuration - EXT I/F (External Interface) Sub-menu
- Configuration - EXT I/F - NMEA 0183
- Configuration - EXT I/F - Printer
- Configuration - EXT I/F - Ship's Speed
- Configuration - EXT I/F - Water Temperature
- Configuration - EXT I/F - Trigger
- Configuration - Test Pattern
- Configuration - TVG (Time Varying Gain)
- Configuration - Color Threshold
- Configuration - Scroll Speed
- Configuration - Alarms Sub-menu
- Configuration - Alarms - Set Min Depth (Set Minimum Depth)
- Configuration - Alarms - Set Max Depth (Set Maximum Depth)
- Configuration - Alarms - Min and Max Alarms ON/OFF
- Configuration - White Line
- Configuration - Filter
- Configuraiton - STC (Sensitivity Time Control)
- Configuration - Depth Adjust (Depth Adjustment)
- Configuration - Sound Velocity
- Configuration - Save Settings
- Configuration - Load Settings
- OPERATION OF THE EQ 55
- PART3.pdf
- PART4.pdf
- INSTALLATION INSTRUCTIONS FOR THE EQ 55.
- BASIC INFORMATION
- TRANSDUCERS AND SPEED/TEMPERATURE SENSORS
- DETERMINING THE POSITION FOR THE TRANSDUCER
- General
- Go Deep
- The Boundary Water Layer
- Propeller Noise
- Vessel Heave
- Noise From Protruding Objects on the Hull
- Summing up on Transducer Location
- Thru-hull Installation
- EQ 55 Standard Transducer Mounted to Wood or Fiberglass Hull
- EQ 55 Standard Transducer Mounted to Wood or Fiberglass Hull.
- Adapter plate for EQ 55 Standard Transducer Mounted to a Steel Hull.
- EQ 55 Standard Transducer Mounted to a Steel Hull.
- EQ 55 Standard Transducer Mounted to a Steel Hull.
- Steel Stuffing Tube for EQ 55 Standard Transducer.
- DISPLAY UNIT INSTALLATION
- ELECTRICAL CONNECTIONS
- Power Supply Connections
- Fuse
- Cabinet Grounding
- Rear Panel Receptacles
- Speed and Temperature Sensor Connections
- NMEA 0183 Interface Connections
- Color Printer Connection
- Location of Fuse and Rear Panel Receptacles
- Transducer Connectors ( European)
- Transducer Connectors ( North American )
- Speed Temperature Connectors
- NMEA Connectors
- MOUNTING BRACKET ASSEMBLY DRAWING
- OUTLINE & INSTALLATION DRAWING - EQ55 ECHO SOUNDER
- OUTLINE & INSTALLATION DRAWING - EQ55SA ECHO SOUNDER
- INSTALLATION INSTRUCTIONS FOR THE EQ 55.
- PART5.pdf
- PART6.pdf
- PART7.pdf
- PART8.pdf
- PARTA.pdf
- PARTB.pdf

EQ-55 Operators Manual 950-7001001/Iss1.
2
Introduction and System Familiarization Page 1.
7
Kongsberg Simrad Mesotech Ltd.
Port Coquitlam, BC - Canada
1.6.7 Units of Measure
Meters, fathoms, passi braza and feet.
1.6.8 Expansion Ranges
The EQ 55 can display one of five different Expansion Ranges that are close ups of
the bottom or VRM and are displayed across the lower third of the display screen.
1.6.9 Color Threshold
Up to 8 weak echo colors may be erased one at a time to suppress weak and
unwanted echoes.
1.6.10 Phased Range
The "start" range, shown at the top of the screen, can be selected.
1.6.11 Transmit Power Reduction
Full Power (1)
Medium Power (1/10)
Low Power (1/100)
1.6.12 Ranges
One of 20 ranges can be selected.
1.6.13 Dual VRM
Variable Range Markers (VRM) for each frequency allows measurement of depth
to targets.










