Hioki 8860-50, Instruction Manual

Page: 405 / 490

14.2 External I/O
393
14
Chapter 14
External Control
Connect to calibrate the 9665 10:1 Probe or 9666 100:1 Probe.
For more information about connections and calibration procedures, refer to
"Calibration" of "2.5 Connecting Attenuating Probes" in the
Input Module Guide
14.2.8 Probe Calibration Signal Output
(TRIG OUT/CAL)
Connect attenuating
probe
Adjust the pulse wave while viewing
the screen.
The TRIG OUT/CAL terminal can be used as a probe calibration output signal
terminal (CAL) or as a trigger output terminal (TRIG OUT) (p. 380). It cannot be
used for both functions at the same time.
External Output Signals
Output signal Open collector output (with voltage output), active LOW
Output voltage range HIGH level: 4.0 to 5.0 V, LOW level: 0 to 0.5 V
Frequency 1 kHz (square wave)
HIGH
4 to 5.0 V
LOW
0 to 0.5 V
1 ms
500

s 500

s