
Programming ExamplesB–2
2',+(&1+.- 4 &0(*
Use the above procedure to enter the required words of the write
block transfer instruction. Be aware that the block length will depend
on the number of channels selected and whether biasing and/or
calibration is or is not performed; for example, the block may
contain only 1 word if no bias or calibration is performed but may
contain 14 words if using 6 inputs with bias and calibration. The
PLC–2 family write block transfer data file should look like
Figure B.1.
Figure B.1
Write Block Transfer Data Transfer for a PLC-2 Family Processor
! !
! % ! ! !
$ #!
"
Following is a sample procedure for entering data in the
configuration words of the write block transfer instruction when
using a PLC–3 processor. For a complete sample program, refer to
Figure 4.2.
To enter data in the configuration words, follow these steps:
Example:
Enter the following rung for a write block transfer:
!#
"
"
!
!
!
$ #!
!
!
!
.3)0"/+1
F0003:0000 is the address of the write block transfer data file. You
want to enter/examine word 1.
PLC-3 Family Processors
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