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Allen-Bradley HMIs
Table C.12
Word
Description of Function
#
N9:9
Size of the data in words. Used for writes only. When performing a read
operation this parameter is forced to 0. Size of Power monitor tables is type N =
elements x 1, type F = elements x 2.
N9:10
Not used by CIP_SETUP.
N9:11
Enables a read/write operation. Writing a 1 starts the process for writing an
assembly instance of the power monitor. Writing a 2 starts the read process of
assembly instance from the power monitor.
Receiving Information from the SCNR Scanner
Observe the sample of the CIP_SETUP file for the retrieval of VIF
table assembly instance 14 of the power monitor.
After setting up the communication parameters a 2 is written to
location of N9:11. The transaction is complete when bit N7:0/9
becomes true. The information will be located in file F8, FLT_DATA
starting at location 0. The length of usable information is the length of
elements in table instance 14 VIF table of the power monitor.
When receiving integer information from the power
TIP
monitor the data will be readable from file number
N10 INT_DATA. The length is the number of
elements in the assembly instance being read.
Sample Applications
Publication 1404-UM001D-EN-E - October 2004
C-35
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