JRC JFS-280 Instruction Manual page 305

Scanning sonar
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Latitude and longitude: 1 second pulse
$__GGA
$__RMC
$__RMA
$__GNS
$__GLL
Month and day: 1 second pulse
$__RMC
$__RMA
$__VTG
Time: 1 second pulse
$__ZDA
$__RMC
$__GNC
$__GLL
Correction for time: 1 second pulse
$__ZDA
Fish Finder (2 channels)
Trigger: unipolar, bipolar, edge sense, + 5 V/15 mA
Fish finder signal: 0 to 5 V
Net depth meters (max. 4 connections possible)
Trigger input: bipolar, edge sense, + 12 V/15 mA
Trigger output: positive polarity, 5 V/5 mA
Depth signal:
0 to P
bipolar, edge sense, + 12 V/15 mA
11-7
11
11 Specifications

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