Installation guide
Table Of Contents
- Contents
- Safety notices
- Important information
- Chapter 1: Installation
- Chapter 2: System and transducer connections
- Chapter 3: Maintenance and troubleshooting

36 Raymarine DSM400 Digital Sounder Module
Features
Output power selected manually or automatically up to 2 KW RMS @ 185 KHz/200KHz
selected manually or automatically up to 3 KW @ 50/38/28 KHz
(depending upon connected transducers)
Frequency 28/ 38/ 50/ 185/ 200 KHz
Pulse length 100 μ sec. up 4 msec.
Maximum transmit rate 1580 pulses/min. @ 50’ range
Gain Auto or manual
Range scales 36 (at 10,000ft/3 km using 28/38 KHz transponder of 3 kW)
Range control Auto, manual, range shift, dual range
Zoom size x2, x3, x4, xR (User selectable)
A-Scope Yes
Bottom lock Yes
White line Yes
Background color options Classic-blue, classic-black, classic-white, sunburst, greyscale, copper, night vision
Scroll speed Selectable (0-100%)
Variable range marker Yes
Alarms Anchor, arrival, battery, deep depth, MOB, off track, fish, shallow depth, temperature
DSM400 Installation Guide.book Page 36 Tuesday, November 4, 2008 4:53 PM