Fuji Electric Monitouch V9 Series - Page 70

1.5 System Device Memory for Communication Confirmation 1-59
Details
$Pn:99
The update timing for the link down information stored in $Pn:010 to 025 is set here.
0: Always updated with the latest information
Other than 0: Only updated when a communication error occurs
 Example:
An error has occurred at station No. 18. 2nd bit of $Pn: 011 is set (ON).
After resetting communications
- If $Pn: 99 = 0, the link down information is updated.
- If $Pn: 99 = other than 0, the link down information is not updated.
Station No. 18 Link down
1514131211109876543210
0000000000000100
Station No. 31
Station No. 16
$Pn: 011
$Pn: 011
Station No. 18 Normal communication
1514131211109876543210
0000000000000000
Station No. 31
Station No. 16
$Pn: 011$Pn: 011
Station No. 18 Link down
1514131211109876543210
0000000000000100
Station No. 31
Station No. 16
$Pn: 011$Pn: 011