Codan NGT 2010 RF Technical & Service Manual page 656

NRI—Brief description
Remote control junction box
The RCJB can be configured to operate as one of the following:
•
•
Modem adaptor
The modem adaptor is a remote control junction box that is used to connect an HF Data
Modem 3012 into an NGT data system. The modem adaptor has been configured to act
as a CIB interface for the 3012 at the transceiver site. It provides a connection for the
transfer of serial data between the PC at the control site and the 3012 at the transceiver
site. The modem adaptor also provides a 15-way port for system audio and control lines
to and from the 3012.
262
a modem adaptor
an additional system connection point for the RTU–282/292
NGT Transceiver System Technical Service Manual