EQ42/50/52 Installation and service Chapter 9
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9.10 Specifications of the EQ42/50/52
General data
Power supply: 12 & 24 Vdc (max.10-32 Vdc) 25 Watts.
Dimensions: - EQ42: H:220 (8.8”) x L:365 (14.6”)xD:75(3”)mm.
- EQ50: H:300 (12”) x L: 445 (17.8”) x D: 90 (3.6”)mm.
- EQ52: H:330 (13”) x L: 460 (18.1”) x D: 95 (3.7”)mm.
Environment: 0to+50°C, waterproof USC 46 CFR and IP55.
Housing: Casted aluminum back, polycarbonate front.
Weight: EQ42: 3.7 kg (7.4 lbs.), EQ50/52: 5.3 kg (10.6 lbs.).
Display: TFT/ATFT color, power backlight, 640x480 pixels,
EQ42 = 10.4 in., EQ50 = 13.8 in., EQ52 = 15 in.
Presentation: 4 pages (screen layers), each with several window combinations.
Manual operation or automatic rotation of the 4 pages.
Interfacing: 2 ports in/out NMEA 0183, dual station.
Alarm output: Alarm relay (contact closure).
Fuse: F6.3A.
Echosounder section
Frequencies: 38, 50 and 200 kHz, selectable.
Output power:Variable up to 1kW RMS per channel.
Impedance: 75 ohms
Display ranges: 3 to 3000 meters in 21 steps, and auto.
Detection
ranges: Frequency Beam Fish* Bottom*
38 kHz 13x21° 410m 1800m
50 kHz 10x16° 430m 1500m
200 kHz 7° 290m 550m
*Single Fish Target Strength: -30dB (60cm cod)
*Bottom Back Scattering Strength: -20dB
*Simrad transducer C38/200 or C50/200
Pulse length: Short, medium, long and auto.
Max. trans-
mission rate: 10 pings per second.
Alarms: Fish, max. and min. depth.
Zoom mode: Bottom and VRM expansion = 3 to 50 meters, feet or fathoms.
Event markers: At current echo (ping) and depth memory.
Picture speed: True distance or time (3 steps), 1 step/ping and freeze.