User's Manual

Installation 2-10
DataNex EMS Wireless, DATA-20 Digital Radio
A
NTENNA
RJ45
RJ45
DATA
DATA
DATA
TP64 Top View
TP64 Rear Panel
Data-20 Radio B
DATA-20 Radio A
Figure 2-4.DATA-20 Hot Standby – with Transfer Panel
2.9.1 Hot/Cold Standby Modes
Hot Standby ( *preferred)
Hot standby leaves both transmitters in the RADIATE ON condition, and the transfer logic
controls the RF relay to select the active transmitter, thereby decreasing switchover time. This is
the preferred operating mode.
Cold Standby
Cold standby can be used in situations where lower power consumption is a priority. In this
mode, the transfer logic will control the RADIATE function of each transmitter, turning the RF