Output Hold/Clear Setting Function - Mitsubishi Electric NZ2MFB2-16A User Manual

8.2

Output HOLD/CLEAR Setting Function

When the I/O module is disconnected from data link, or the CPU module operating status is STOP, whether to hold or clear
the last output value can be set by this function.
Output HOLD/CLEAR setting and its operation
When HOLD or CLEAR is set for an output, the output is turned on or off as follows.
Operating status
Data link in operation
During disconnection/cyclic stop
If a moderate or major error has occurred in the I/O module, output turns off regardless of the output HOLD/CLEAR setting.
Setting method
1.
Set HOLD or CLEAR using the function setting switch 4 of I/O module.
Function setting switch 4
4
OFF
ON
The setting status of output HOLD/CLEAR setting can be checked by bit3 of detailed module information (upper).
For details, refer to the following.
Page 105 Detailed module information (upper)
8 FUNCTIONS
66
8.2 Output HOLD/CLEAR Setting Function
Output HOLD/CLEAR setting
HOLD
Last output status
OFF
CPU module in RUN OFF
CPU module in STOP OFF
CPU module in PAUSE OFF
CPU module in RESET OFF
CPU module suspended by OFF
error
OFF
Output HOLD/CLEAR setting
CLEAR
Last output status Last output status
ON OFF
ON OFF
ON OFF
ON OFF
ON OFF
ON OFF
ON OFF
Output HOLD/CLEAR setting
CLEAR (default)
HOLD
Last output status
ON
ON
OFF
ON
OFF
OFF
OFF