UM353-1B Function Blocks
April 2012
3-15
Table 3-4 Floating Point Number Formats, AIE Block
BYTE ORD Type Description Byte Order Comments
1 Big Endian FP Format 4, 3,2, 1 IEEE
2 Big Endian FP w/ bytes swapped 3, 4, 1, 2
3 Little Endian FP Format 1, 2, 3, 4
4 Little Endian FP w/ bytes swapped 2, 1, 4, 3 Model 353 Usage
Table 3-5 Integer Default Values, AIE Block
Selection Parameter Default Value
Uint
MIN INT 0
Uint
MAX INT 65535
Sint
MIN INT -32768
Sint
MAX INT +32767
Table 3-6 FB Numbers vs. Modbus Registers, AIE Block
FB
Number
MB
Register
FB
Number
MB
Register
FB
Number
MB
Register
FB
Number
MB
Register
AOE01 30961 AOE09 30977 AOE17 30993 AOE25 31009
AOE02 30963 AOE10 30979 AOE18 30995 AOE26 31011
AOE03 30965 AOE11 30981 AOE19 30997 AOE27 31013
AOE04 30967 AOE12 30983 AOE20 30999 AOE28 31015
AOE05 30969 AOE13 30985 AOE21 31001 AOE29 31017
AOE06 30971 AOE14 30987 AOE22 31003 AOE30 31019
AOE07 30973 AOE15 30989 AOE23 31005 AOE31 31021
AOE08 30975 AOE16 30991 AOE24 31007 AOE32 31023
Note: Registers listed in Table 3-6 are Extended Modbus Registers and are not supported by all Modbus devices.
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