Hioki ST5520-01 - Interlock Function

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Interlock Function
7.7 Interlock Function
The interlock function is used to cut off any output from the instrument by linking with
an external device.
Once the interlock function is activated, all key operations are disabled.
When the interlock function is enabled in the I/O screen of the EXT.I/O Settings
screen, the interlock function runs when Pin 3 of EXT.I/O (INTERLOCK) is ON.
1
Connect pin 3 of EXT.I/O (INTERLOCK) to ISO_COM (pin 9, pin 27).
(p. 83)
2
Check that [LOCK] at the upper right corner is not lit on the
Measurement screen.
If [LOCK] is lit, there is a possibility of a connection failure. Check the connection
performed in step
1
.
3
Open the Settings screen.
Select [SET].
4
Make the settings for INTERLOCK.
Selection
[ON]
[OFF]
Return to the
Measurement
screen.