Trimble Outdoors r7 Manuale Utente
Trimble R7/R8 GPS Receiver User Guide 9 5
Cables and Connectors 1 0
Tr
imble R7 Operation
10.4
Event Marker/1PPS Cable
The event marker/1PPS cable shown in Figure 10.3 provides a
breakout box with two BNC (female) connectors for providing 1PPS
input and event marker output.
breakout box with two BNC (female) connectors for providing 1PPS
input and event marker output.
Connect a device that accepts 1PPS output pulses to the BNC
connector labeled 1PPS on the breakout box. Connect a device that
outputs event marker pulses to the Trimble R7, such as a
photogrammetric camera, to the BNC connector labeled Event Marker
on the breakout box.
connector labeled 1PPS on the breakout box. Connect a device that
outputs event marker pulses to the Trimble R7, such as a
photogrammetric camera, to the BNC connector labeled Event Marker
on the breakout box.
Figure 10.3
Event marker/1PPS cable
In addition, the breakout box includes a Lemo 7-pin connector to
extend serial communications and/or power on Port 2. Because the
BNC connectors are used to service the event marker and 1PPS
features, pins 4 (1PPS) and 5 (Event Marker) are inactive on the Lemo
connector.
extend serial communications and/or power on Port 2. Because the
BNC connectors are used to service the event marker and 1PPS
features, pins 4 (1PPS) and 5 (Event Marker) are inactive on the Lemo
connector.
P4
P3
P1
P2
(Event marker)
(1PPS out)
(To Port 2)
(Port 2 extension)