154
Controlling Integration with External Signals
Setting the connected device
Display screen [SYSTEM] > [COM]
11
1
Tap the [Host] box of RS-232C, and
select [EXT Ctrl] from the list.
EXT Ctrl
Functions as an external control
interface.
You can control the instrument
connected with an external
device using logic signals or
short/open contact signals.
RS-232C
Functions as an RS232C
interface.
You can control the instrument
connected with an external
device using communications
commands.
See “9.7 Connecting and Setting
the RS-232C” (p. 175).
Internal circuit diagram of each external control terminal
10 kΩ
100 Ω
49.9 kΩ
1000 pF
+5 V
IN
GND