KEYENCE KV Series - Manual (Page 173)

Chapter 4 Monitor
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4.6 Monitor Function
This section describes the functions which can be executed by the monitor such as
disabling the input refresh/disabling the output, change all of current values, device
all clear, etc.
4.6.1 Disabling the input refresh/Disabling the output
A Visual KV and KV-300 are equipped with the input refresh disable function and the
output refresh disable function.
Disabling the input refresh
Monitor ➔ Disable Input Refresh
When input refresh is disabled, read (input refresh) of input relays of the PLC is
stopped, and write from the monitor is enabled.
To set the input refresh disable function, select "Disable Input Refresh" from the
"Monitor" menu when the monitor is started.
• When this function is selected, a check mark is added.
• When this function is selected again, the setting is reset and the check mark is
deleted.
If input refresh is disabled, read (input refresh) of input relays of the PLC is dis
abled, and write from the monitor is enabled. The setting status is saved in the PLC.
However, when the PLC operation mode is changed from STOP to RUN or when
the power is turned off and on again, the setting is not saved.
Disabling the output
Monitor ➔ Disable Output
When output is disabled, the output status is not updated even if a program is
executed. Select this function when outputs from output relays are not desired.
To set the output refresh disable function, select "Disable Output " from the "Moni-
tor" menu when the monitor is started.
• When this function is selected, a check mark is added.
• When this function is selected again, the setting is reset and the check mark is
deleted.
If output refresh is disabled, write (output) to output relays of the PLC is disabled.
The setting status is saved in the PLC. However, when the PLC operation mode is
changed from STOP to RUN or when the power is turned off and on again, the
setting is not saved.
Check mark
Check mark
Visual KV and KV-300 Only
KVSKA Chap 04.P65 08.3.11, 11:30 AM 149