Hioki 3159 - Inter-Lock Function

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8.1 External I/O Terminal
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8.1.4 Inter-lock Function
NOTE
The INT.LOCK terminal is always active, regardless of the status of the EXT-E
terminal.
If "
0
: Not set" is selected for "Inter-lock" in Optional Functions, the inter-lock
function is inactive, regardless of the status of the INT.LOCK terminal. The
function is set at "
0
: Not set" by default. If the inter-lock function is to be used,
be sure to select "
1
:Set."
When the INT.LOCK terminal is not LOW level, the optional Inter-lock function
cannot be set to "
1
:Set."
The inter-lock function is used to cut off output from the 3159 in
combination with other devices, including external equipment. This function
cuts off output from the 3159, and disables all key operations.
(1) Setting the inter-lock function
1. Connect Pin 10
INT.LOCK
―――――――――――――
on the external I/O terminal to ISO.COM
(Pins 15 to 18), and set the pin to Lo.
2.
In Optional Functions, set "Inter-lock" to "1:Set."
(2) Using the inter-lock function
The inter-lock function is active when the INT.LOCK terminal is open, with
the following displayed:
To disable the function, connect the INT.LOCK terminal to ISO.COM and
set it to LOW level. The unit changes to READY status once the inter-lock
function is disabled.