Installation guide

Last revision 12/00 7
Satellite Relay Connections
Pre-made Metrabyte shielded cables should be used to connect from the back of a Metrabyte PIO-12/24
card (which is inside the computer) to the STA-U (Blue Box), and then from the STA-U to the Relay
Board. Then the wiring should go as follows:
The STA-U acts as an input/output interface utility. The following Pin Assignments are
used by RapidFire. A contact closure from Pin 18 to the Pins listed below will result in
the function described next to the Pin #.
Pin # Function
18 +5 Volts
30 “AUTO” Mode
31 Liner 1
32 Liner 2
33 Liner 3
34 Time Sync (refer to the rapid.ini)
35 “LIVE” Mode
36 Relay Recording Notification (TimeWarp!)
37 EAS (refer to page 38 in this manual)
32+33 Liner 4
31+33 Liner 5
31+32 Liner 6