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5 Function blocks
5.4 BT, Data block Transformer
152
Control Relay easy800
11/11 MN04902001Z-EN
www.eaton.com
•
Parameters of function block BT01:
After a rising edge from 0 to 1 at coil BT01T_ the value 123 is present in the
marker bytes MB20 to MB29.
Example 2:
Initialization of marker blocks, definition of a range with offset
The content of marker byte MB15 is to be transferred to marker bytes MB65
to MB68.
•
Parameters of function block BT01:
After a rising edge from 0 to 1 at coil BT01T_ the value 45 is present in the
marker bytes MB65 to MB68.
•
Source range:
I1
MB10
•
Target range:
I2
MB20
•
Number of bytes:
NO
5
Source range
Value of
source
marker
range
(decimal)
Destination
range
Value of
destination
marker
range
(decimal)
MB10
123
MB20
123
MB21
123
MB22
123
MB23
123
MB24
123
•
Source range:
I1
MB15
•
Target range:
I2
64
•
Number of bytes:
NO
4
•
Marker MB01:
1
→
Destination range: Constant 64:
Marker MB01 plus offset: 1 + 64 = 65 MB65
Source range
Value of
source
marker
range
(decimal)
Destination
range
Value of
destination
marker
range
(decimal)
MB15
45
MB65
45
MB66
45
MB67
45
MB68
45