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Navitron Systems Ltd |
Type NT921HDI & NT922HDI
Technical Specifications |
NT921 HDI /1 & NT921 HDI /2 tech Specs |
NT922 HDI Tech Specs |
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NT921 HDI /1 Inputs |
NT921 HDI /2 Inputs |
NT922 HDI Inputs |
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Supply Voltage |
Nom. 12V reg from Autopilot |
Supply Voltage
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11-40Vdc |
Supply Voltage |
11-40Vdc |
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Power Consumption (Excluding Compass) |
1.0W |
Power Consumption |
1.0W |
Power Consumption |
1.0W |
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Sin/Cos Sig/Ref Levels |
Sin/Cos Sig/Ref Levels |
NMEA 0183 Heading Data |
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Sin Sig Volts |
0 - 5Vdc |
Sin Sig Volts |
±5V or ±12V |
$XXHDT |
All sentences acceptable at 4800, 9600, 19200, 38400 baud |
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Cos Sig Volts |
0 - 5Vdc |
Cos Sig Volts |
±5V or ±12V
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$XXHDM |
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Sin/Cos Ref |
2.5Vdc |
Sin/Cos Ref |
2.5Vdc |
$XXHCC |
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$XXHDG |
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NT921 HDI /1 Outputs |
NT921 HDI /2 Outputs |
NT922 HDI Outputs |
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Proprietary Compass Supply |
Proprietary Compass Supply |
NMEA 0183 Heading Data |
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Voltage |
Nom. 12V reg |
Voltage |
12Vdc |
Ch1 & Ch2
Sentence
Types |
$XXHDT $XXHDG
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Max Current |
100mA |
Max Current |
20mA |
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Baud Rates |
Independently
Selectable @ 4800, 9600,
19200 & 38400 baud |
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NMEA 0183 Heading Data |
NMEA 0183 Heading Data |
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Sentence Type |
Baud Rates |
Update Rates |
Sentence Type |
Baud Rates |
Update Rates |
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$XXHDG |
4800 |
1Hz 10Hz |
$XXHDG |
4800 |
1Hz 10Hz |
Update Rates |
Independently Selectable @ 1, 8, 10, 20 & 40Hz
combinations |
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38400 |
1Hz 10Hz 20Hz |
38400 |
1Hz 10Hz 20Hz |
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Operating Temp Range |
0 - 60ºC |
Operating Temp Range |
0 - 60ºC |
Step by Step |
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Step Voltage Level |
+5Vdc |
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Compass Safe Distance |
0.4m |
Compass Safe Distance |
0.4m |
Step Output
Rate
(selectable) |
3, 6, 12, & 24
steps/degree |
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Mechanical Details |
Mechanical Details |
Z out |
330 Ω |
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Length |
145mm |
Length |
145mm |
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Height |
45mm |
Height |
45mm |
Operating Temp Range |
0 - 60ºC |
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Width |
95mm |
Width |
95mm |
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Weight |
0.5kg |
Weight |
0.5kg |
Compass Safe Distance |
0.4m |
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Mechanical Details |
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Length |
145mm |
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Height |
45mm |
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Width |
95mm |
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Weight |
0.5kg |
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