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NMEA 2000 data instance (2) may be used when multiple Devices are installed.
For example, data on the refrigerator temperature with instance 3 can be displayed
as “Temperature in refrigerator № 3”. Chart plotters with factory settings are usually
able to show only one value with data instance 0, but manufacturers may supply
dealers and professional installers by internal instruments to customize chart plotter
screens. Please refer to your chart plotter manual before changing this setting.
You can choose one of the 14 types of data types (3) for the Thermometer. Note that,
for example, data on the engine room temperature (value 3 in Table 2) cannot be send
in the PGN 130310. Refer to your chart plotter or instrument display manual what
PGNs and temperature types are supported.
The data transmission interval (4) setting allows changing of the interval of periodical
(data transmitting) messages with methods [2] or [3] and individually turning on/off
message transmission with all three methods. Intervals from 50 milliseconds (value
50) to 1 hour (value 3600000) are allowed, a value of 0 turns off the transmission
(but data can be received by request). “Restore default Interval” value is also supported
in method [3] (see Appendix C). In case of method [1], the user can only turn on
and off transmission of messages.
The Device sensor is calibrated at the factory. Therefore, you can set an offset (5) from
-10.0 to +10.0 (Celsius for Thermometer, hPa for Barometer) for the sensor readings
to align with readings from other ship equipment.
Installation description (6) are two text fields (see the next Section), which can be
filled in by installer to specify the Device’s location or leave notes and contact data.
Special strings starting with “YD:” in the second field are used for Device programming
in method [2].
Resetting of settings (7) returns a Device to the factory state.
Summary of Contents for YDBC-05
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