Alpha Technologies EDSM - Manual (Page 12)

704-721-C0-004, Rev. D 12
Fig. 2-2, COM Connector
Fig. 2-3, DT Connector
The DT connector is only used for connecting to an external digital transponder. Connecting any
other device to the DT connector may result in damage to the EDSM, associated equipment, and
errantly connected device (i.e. laptop).
CAUTION!
2.0 Connectors and Indicators, continued
2.3 COM Connector
The COM connector is used to communicate with the other devices in the power system (i.e.
the AlphaGuard CMM, XM2-SI card). The DT connector can connect the EDSM to an external
digital transponder.
Pin # Description
1 Sys Com Pwr (+)
2 & 5 RS-485 (+)
3 & 4 RS-485 (-)
6 Sys Com Pwr (-)