Revision 1.4.16a Page 63
• 600A – A 600 Amp Current Transducer is connected to the DCM100. This has the part number
LEMHTA600-S.
Select the required transducer using the Scroll Up and Scroll Down keys followed by the Enter key.
6.5.1.2 Device Instance
This entry allows you to program the NMEA 2000 device instance for the unit. You usually will not
need to modify the default value of “0” unless you have multiple units on the network.
6.5.1.3 Installation Description
This entry allows you to modify the NMEA 2000 installation description text strings. You can enter
any information you like here, such as the date the unit was installed, or the location in which it was
installed, for later reference. Tools such as Maretron N2KAnalyzer allow you to view these values
later. See section 3.3.4 for details on how to enter a textual value.
6.5.1.4 NMEA2000 PGN Enable/Disable
The DCM100 Annunciator Module transmits the NMEA2000 PGNs #127506 and 127508 which can
be turned on or turned off by the DSM250 display. Pressing the Enter key with “NMEA2000 PGN
Enable/Disable…” menu item selected causes the DSM250 to display the following screen (Figure
52).
Figure 52 – DCM100 NMEA 2000
®
PGN Enable/Disable Screen
You can enable or disable the transmission of the these messages, or set the frequency of
transmission of the message by pressing the Enter key ( ) on the message to be configured.
Options are:
• Disable – The message will not be transmitted
• Default – The message will be transmitted at its default NMEA2000 rate.
• 1.0s...5.0s – The message will be transmitted at the period specified.
Select the required option using the Scroll Up and Scroll Down keys followed by the Enter key.
