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External control signal behavior can be set to Trigger, Toggle, Hold three different behaviors.
●
Trigger
: Default setting. Used as trigger signal. The port detects a valid low-level pulse, that is, a trigger signal
is received.
●
Toggle
: Used as power supply output ON/OFF control signal. The output ON/OFF is switched once when the
port detects a valid low-level pulse. Same effect as you press
once on the front panel.
●
Hold
: Used as power supply output ON/OFF control signal. Output is turned ON when the port detects a valid
low-level signal; turned off when the port detects a valid high-level signal.
Operation procedures:
1. Press
to enter the main menu.
2. Select “APP Set” sub menu under “Set” and press
to enter into external control set as shown in below.
Figure 3-16 External Control Set
3. Select “EXT-Signal”, you can configure among “Trigger”, “Toggle”, or “Hold”. Default setting is “Trigger”.
4. Press
to validate the selection.
3.13 Output Mode & Status Digital Signal Output
FTP3000 series optional analog interface provides power supply output mode and working status digital signal
output. The port outputs TTL level signal.
●
Output mode signal port, PIN9. The port outputs low level TTL signal if power supply work under CV mode,
high level TTL signal if under CC mode;
●
Working status signal port, PIN12. The port outputs low level TTL signal if power supply work normally, high
level TTL signal if there is abnormal or there is protection occurred and not cleared.
3.14 Lock and unlock
Press
to lock the power supply. To unlock, press
once again.
Summary of Contents for FTP3000 Series
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