Comtech EF Data RADYNE RRS11, Инструкция по установке и эксплуатации

Страница: 20 / 28

RRS11 Solid-State Transfer Switch Operation
MN-RRS11 3–4
Rev. 3
Table 3-1A, RRS11-L L-Band Rear Panel Connectors
Connector
ID
Nomenclature Description
J1 Online Status
Output
9-Pin D-Sub Switch Status Form-C Relay Outputs
J2 Prime Mod Control 9-Pin D-Sub Control Connector From Prime Modulator
J3 Backup Mod Control 9-Pin D-Sub Control Connector From Backup Modulator
J4 Monitor A Input SMA 50 Ohm from Modulator A Monitor Output
J5 Monitor B Input SMA 50 Ohm from Modulator B Monitor Output
J6 On-Line Output N-Type 50 Ohm, Output of On-Line Modulator to Uplink Chain.
J7 Off-Line Output N-Type 50 Ohm Output of Monitor Port of Off-Line
Modulator
J8 L-Band Input A SMA 50 Ohm From Modulator A
J9 L-Band Input B SMA 50 Ohm From Modulator B
Each modulator has a 9-Pin D-Sub Connector that connects to the RRS11 switch. A 1:1 cable is
connected from each modulator to the RRS11 switch. The pinout for the control connector is
listed in Table 3-2.
Table 3-2. Switch Prime/Backup Control Pinout
Pin No. Signal Name Direction Description
5 Signal Ground Input Modulator GND
9 Backup Select Output One modulator is designated as Backup. This line
is tied low on the Backup Mod Control connector.
1 +DC Input +12V DC Power
2 nPrime_Sel Input Forces On-Line Output to Prime
7 nBackup_Sel Input Forces On-Line Output to Backup
8 Fault-In Input Fault Output From Modulator
4 Fault-Out Output Connects to Fault-In Monitor on Modulator
3 Switch-State Output Switch State Monitor.
Logic '1' = Prime Online
6 NC --- ---