Hioki LR8400-20, Instruction Manual

Page: 57 / 300

2.4 Making Connections
45
3
2
Chapter 2 M
eas
ureme
n
t Prep
a
rat
ions
< Connecting to the external control terminals >
Required items: phillips screwdriver (for M3 screws), measurement leads
External Control (using TRIG OUT and EXT TRIG)
1
Lift the external control termi-
nal block cover.
2
Loosen the terminal block
screws, insert the bare ends of
the leads, and tighten the
screws.
3
Connect the trigger signal
input and output.
4
Replace the cover on the exter-
nal control terminal block.
Connect the '+' wire to the
TRIG.OUT (or EXT.TRIG) terminal,
and the '-' wire to a GND terminal.
• Connect the TRIG.OUT terminal a
trigger input on another device, and
connect the EXT.TRIG (input) termi-
nal to the trigger output another
device (as needed).
• Five GND terminals are provided.
Connections can be made to any
GND terminal.
GND
2
3