1-72
IM 04L51B01-01EN
On error
If the main unit fails or the connection to the expandable I/O is disconnected, the previous
value or preset value is output.
Even when the reference channel cannot be measured, the previous value or preset value is
output. See the following explanation.
Retransmission
output
Manual output
On error
Preset action
Preset value (0)
Normal
FAIL
Fail detection in
5 seconds
Previous value
GX/GP
Expandable I/O
Fail occurrence
Retransmission
output
Manual output
Main unit fail detection
in 5 seconds
Previous value output
Power off Power on
LAN cable disconnection and recovery
1
At power on
Preset action
0
0
0
0
On error
Preset action
On error
Preset action
On error
Preset action
Change manual output
At power on
Preset action
At power on
Preset action
1 When the LAN cable is disconnected, the previous value is output for 5 seconds.
When 5 seconds elapse, preset action on error is performed.
If the connection recovers, the output is resumed.
Main unit
not connected
Normal NormalNormal
Normal
At power on
Preset action
Re-trans stop
The previous value or preset value is output when the range type is set to retransmission
output in the following situations.
This does not work when the range type is set to manual output.
• When computation is stopped if the reference channel is a math channel
• When retransmission output is off
1.5ConfiguringAOChannels(Analoginputchannels)