Hioki MR8880-20, Instruction Manual

Page: 227 / 300

12.1 Connecting to the External Control Terminals
217
Chapter 12 Ext
ernal Cont
rol
12
The external control terminals on the Memory HiCorder support trigger signal input
and output.
External Control
Chapter 12
1 START/IN1 Input signals for controlling the operation of the
instrument.
(Start, stop, abort, print)
Input
2 STOP/IN2
3 GND
(common with instrument ground)
4 ALM/OUT
Output signals for instrument status.
(Printing, saving, instrument alarm)
Output
5 TRIG.OUT Output signal when trigger applied.
Output
6 EXT.TRIG
(External trigger input)
Input external signals.
Input
External control
terminals
(Right side)
12.1
Connecting to the External Control
Terminals
To avoid electrical hazards and damage to the instrument, do not
apply voltage exceeding the rated maximum to the external con-
trol terminals.
I/O terminals Maximum input voltage
Input EXT.TRIG
0 to 10 V DC
START/IN1
STOP/IN2
Output ALM/OUT
0 to 50 V DC
TRIG.OUT