GTT Opticom GPS System Installation Manual page 45

42
Table 5-9 lists the pin index for the radio/GPS
connector on the front panel of the Opticom™
GPS System Phase Selector.
24 VDC Power Input Connector
Table 5-10 lists the pin index for the 24 VDC
power connector on the front panel of the phase
selector.
This connector is only used to provide the +24
VDC to operate the phase selector if it is not
available on Pins A & B on the card edge
connector and the card rack is not being used.
Provide + 24 VDC 750 mA to operate the phase
selector.
Intersection Equipment Installation Instructions
Table 5-9. Phase Selector Radio/GPS Connector Pin Index
Pin Function
1 Radio transmit (+)
2 Radio transmit (–)
3 Radio receive (+)
4 Radio receive (–)
5 Radio clock (+)
6 Radio clock (–)
7 GPS power
8 Common
9 Radio power
10 Common
11 Earth ground
Table 5-10. Phase Selector 24 VDC Connector Pin Index
Pin Function
1 Common
2 24 VDC