User Manual

14.2 External I/O
397
14
Chapter 14 External Control
1 Connect the SYNC.OUT and EXT.SMPL terminals of the instruments to be syn-
chronized (8860 or 8861), using BNC cables (9165 Connection Cord or 9217
Connection Cord).
2 Set the master and slaves in the [SYNC] (Synchronization) section of the Ext
Term (external terminal) Settings screen.
Make settings for all instruments to be synchronized (Default setting: [Off]).
3 Set the measurement conditions in the Status Settings screen.
See "Chapter 4 Measurement Configuration Settings" (⇒ p. 79)
4 Synchronized operation on the master instrument.
Signal Output Procedure
To prevent damage to the instruments, do not connect the SYNC.OUT terminals
of two instruments.
See "Synchronized Operation" ( ⇒ p
.
396) for a connection example
Use 9165 Connection Cord or 921
7
Connection Cord to make the connec
-
tions
Instrument 1 Instrument 2
Output
Input
(To open the screen: Press the DISP key→ Press the F7 [System] key→
Select with the SUB MENU keys →Ext Term Settings Screen)
Master instrument Salve instrument
Set synchronization operation to [Master].
Set synchronization operation to [Slave
].
Set only 1 instrument as [Master]. Synchronization is not possible if 2 or more instru-
ments are set to [Master].
For synchronized sampling measurement, sampling rates must be slower than 1
μs/S.
Master instrument
Select the [SYNC Start…] button.
Synchronized operation can be started
only on the instrument specified as the
master. (Output sync signal)
If you change the measurement condition settings after selecting the [SYNC
Start… ] button to start synchronized operation, select the [SYNC Start… ] button
again on the master instrument.