Yokogawa Removable Chassis DX1000N - Manual (Page 179)

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IM 04L41B01-17E
Be sure to read the data within the following
buffer period to prevent data dropouts.
• DX1004
FIFO buffer size
240 cycles (scan interval)
Maximum buffer period
240 × (acquisition interval)
You cannot resend data if the
buffer period elapses.
• Parameters p2 to p4 are valid when p1 is set
to GET.
• If you omit p4, all blocks are specified.
• Make sure that the last channel number is
greater than or equal to the first channel
number.
• For details on the FIFO data output process,
see appendix 5.
• Set parameters p2 and p3 by referring to the
table in section 3.3.
FL Outputs a log, alarm summary,
or message summary
Syntax FL p1,p2,p3
p1 Log type
COM Communication
FTPC FTP client
ERR Operation errors
LOGIN Login log
WEB
Web operation
EMAIL E-mail
SNTP
SNTP access log
DHCP DHCP access log
ALARM Alarm summary
MSG
Message summary
MODBUS Modbus communication log
SETTIN Change settings log
p2 Maximum log readout length
1 to 200 When p1 is set to COM,
MODBUS, or SETTING
1 to 1000 when p1 is set to ALARM
1 to 450 when p1 is set to MSG
1 to 50 When p1 is set to a value other
than those listed above
p3 Batch group number
Example Output the 10 most recent operation error logs.
FLERR,10
Description • Outputs the log that is stored in the DX.
• If you omit p2, all written logs are output.
• Parameter p3 is valid when multi batch /BT2
is in use and p1 is set to ALARM or MSG (all
other parameters are don’t care).
• All logged items are output when you omit p3.
• Set parameter p3 by referring to the table in
section 3.3.
• The setting p1=LOGIN is invalid on models
with the /AS1 advanced security option.
• The setting p1=SETTING is only valid on
models with the /AS1 advanced security
option.
FI Outputs an operation log (/AS1
advanced security option)
Syntax FL p1,p2,p3,p4
p1 Output format
0 Fixed length
1 Details attached
p2 User name
You can specify multiple user names (up to
five) by delimiting them with commas.
p3 Operations
You can specify multiple operations (up
to five) by delimiting them with commas.
Specify operations by using the notation that
is used in the operation log (see appendix 1
in IM04L41B01-05EN).
p4 Maximum number of items to output (1 to
100)
Example Output up to 100 items from the log of User1’s
operations.
FI0,User1,,100
Description • Omitting p2 is the same as specifying all
users.
• If you specify more than five users for p2,
users from the sixth user onwards are invalid.
• If you enter five colons for p2 without
specifying any user names, users from the
sixth user onwards are invalid.
• Omitting p3 is the same as specifying all
operations.
• If you specify more than five items for p3,
items from the sixth item onwards are invalid.
• If you enter five colons for p3 without
specifying any items, items from the sixth item
onwards are invalid.
• p4 cannot be omitted.
• p3 is not case sensitive. Items that start with
the specified characters are output.
Example
Error Specifies all errors
Error213 Specifies error 213
• If p2 and p3 are both specified, the DX outputs
items that match the logical AND of p2 and p3
IS Outputs status information
Syntax IS p1
p1 Status information output
0 Status information 1 and 4
1 Status information 1 and 8
Example Output status information 1 to 4.
IS0
3.8 Output Commands (Setting, Measured, and Computed Data Output)