Yokogawa Standalone MW100 - Manual (Page 91)

2-41
IM MW100-17E
Response
1
2
3
App App
Index
Special Data Values
During special statuses, measured and computed values are as shown in the table
below.
Special Data Value Type Value
+OVER 0x7fff 0x7fff
–OVER 0x8001 0x8001
Measurement SKIP/computation OFF 0x8002 0x8002
Error
0x8004 0x8004
Uncertain 0x8005 0x8005
Note
• With output of the latest measured or computed data (FD1), a time stamp is added not
according to the time the data was created, but rather the time the command was issued.
• Measured/computed data values are stored as 32-bit integers.
• Alarm statuses are output without regard to the byte order specified in the BO command.
Output of the Latest Output Data
• Output using the FO1 command.
Format of Response to FO1 Command
'E' 'B' CR LF
Binary data
Data sum
Flag Identifier Header sum
Data length
4 bytes
Data block
Identifier=131
Latest outputted data
Data Block Structure
8 bytes
Year
Channel number
Channel number
Channel number
(Reserved)
(Reserved)
(Reserved)
Data value
Data value
Data value
Month Day Hours Minute Second (Reserved)
(Reserved)
Data Block Member Values
Member Name Value
Year 00 to 99 (70 to 99: 1970 to 1999, 00 to 69: 2000 to 2069)
Month 1 to 12
Day 1 to 31
Hours 0 to 23
Minute 0 to 59
Second 0 to 59
Channel number 1 to 60: Output channel
Data value –32767 to 100000
Unused Undefined
2.3 Binary Output