Siemens 353 User Manual page 45

UM353-1B
BYTE ORD
1 Big Endian FP Format
2 Big Endian FP w/ bytes swapped
3 Little Endian FP Format
4 Little Endian FP w/ bytes swapped
Table 3-6 FB Numbers vs. Modbus Registers, AIE Block
FB MB
Number Register
AOE01 30961
AOE02 30963
AOE03 30965
AOE04 30967
AOE05 30969
AOE06 30971
AOE07 30973
AOE08 30975
Note: Registers listed in Table 3-6 are Extended Modbus Registers and are not supported by all Modbus devices.
April 2012
Table 3-4 Floating Point Number Formats, AIE Block
Type Description
Table 3-5 Integer Default Values, AIE Block
Selection Parameter
MIN INT
Uint
MAX INT
Uint
MIN INT
Sint
MAX INT
Sint
FB MB
Number Register
AOE09 30977
AOE10 30979
AOE11 30981
AOE12 30983
AOE13 30985
AOE14 30987
AOE15 30989
AOE16 30991
Byte Order
4, 3,2, 1
3, 4, 1, 2
1, 2, 3, 4
2, 1, 4, 3
Default Value
0
65535
-32768
+32767
FB MB
Number Register
AOE17 30993
AOE18 30995
AOE19 30997
AOE20 30999
AOE21 31001
AOE22 31003
AOE23 31005
AOE24 31007
Function Blocks
Comments
IEEE
Model 353 Usage
FB MB
Number Register
AOE25 31009
AOE26 31011
AOE27 31013
AOE28 31015
AOE29 31017
AOE30 31019
AOE31 31021
AOE32 31023
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