Orolia GSG-5 Series, Руководство пользователя с руководством по SCPI, Страница: 47 / 392

3.2 Rear Panel
As a means for communication, GSG supports GPIB , USB and Ethernet . Only one con-
nection can be active at a time. The active connection is selected under Options > Inter-
face . The default setting is Ethernet .
The illustration below shows the connections available on the back side of the unit:
Figure 3-2:
GSG rear panel
1. 1PPS Output : TTL level signal with positive slope timed to GPS time of RF out (can
be programmed as 10/100/1000PPS).
2.
Reference Output : 10 MHz derived from the internal or—if present—external ref-
erence.
3.
External Reference Input : Can be selected as a reference via the Interface and
Reference menu.
4. External Trigger Input : Optional signal input for scenario triggering.
5. GPIB Connector : The address is set in the Interface and Reference menu.
6.
Ethernet Connector : Data communications port used with TCP/IP networks.
7.
USB Connector : Data communications port used with Personal Computers.
8.
Line Power Inlet : AC 90-265 V
RMS
. 45-440 Hz; automatic input voltage selection.
9.
Protective Ground Terminal : The protective ground wire is connected at this loc-
ation inside the instrument. Never tamper with this screw!
3.2 Rear Panel
User Manual GSG-5/6 Series Rev. 27 31