User Manual
A3000
AC Power Source
9-PIN D-SUB female connector
Pin
1
number
signal
GND
Remote Inhibit:
OFF
: Disable remote inhibit output function.
LIVE
: AC source will turn off (turn on) output when TTL signal is low (high).
TRIG
: When TTL signal changed from HIGH → LOW, and keep at low status
longer than 1ms, output will be turned off and stop detecting TTL signal. User
must press
EXCITE : In operation of LIST, PULSE or STEP modes, when at triggering page (please
refer paragraph 3.8.2~3.8.4), AC source output will be triggered on/off by positive
edge TTL trigger signal (LOW → HIGH). Pulse signal must stay at high level at
least 1ms.
AC-ON:
HIGH (LOW) level when AC source output status is ON/OFF.
FAULT-OUT:
LOW (HIGH) when AC source is in normal (protection status due to error)
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Appendix A TTL Pin Assignment
2
3
Remote Inhibit
GND
to resume output and enable TTL detection.
OUT
4
5
6
AC-ON
---
GND
7
8
GND
FAULT-OUT
9
---