Campbell Manufacturing RF400 Modem User Manual


 
RF400 Series Spread Spectrum Data Radio/Modems
20
When use of COAX RPSMA would result in too much signal loss (see
page H-3)
When the RF400 series radio will be used in an environment susceptible to
lightning or electro-static buildup
4.5.3 Antenna Surge Protector Kit
The Surge Protector Kit for the RF400 series radios includes the following:
Polyphaser protector
18 inches of COAX RPSMA to connect ‘tail end’ of surge protector to
RF400
Ground wire lead
Screw and grommet to secure ground wire and polyphaser to backplate of
enclosure
The surge protector has female type N connectors on both ends; one for
connection to the COAX NTN-L cable and the other for connection to the 18
inch length of COAX RPSMA cable included in the kit. The COAX RPSMA
cable is an LMR195 type that terminates in a type N Male connector on the
‘antenna end’ and a Reverse Polarity SMA (RPSMA) connector on the RF400
end.
FIGURE 7. Enclosure with Antenna Surge Protector for RF400