Functions
7.10 Float transmission
FC410 with Modbus
78
Operating Instructions, 02/2016, A5E33120874-AC
This table shows the different options for setting the transmission method:
Selection
Sequence
1st
2nd
3rd
4th
1 - 0 - 3 - 2
Byte 1
(MMMMMMMM)
Byte 0
(MMMMMMMM)
Byte 3
(SEEEEEEE)
Byte 2
(EMMMMMMM)
0 - 1 - 2 - 3
Byte 0
(MMMMMMMM)
Byte 1
(MMMMMMMM)
Byte 2
(EMMMMMMM)
Byte 3
(SEEEEEEE)
2 - 3 - 0 - 1
Byte 2
(EMMMMMMM)
Byte 3
(SEEEEEEE)
Byte 0
(MMMMMMMM)
Byte 1
(MMMMMMMM)
3 - 2 - 1 - 0 *
Byte 3
(SEEEEEEE)
Byte 2
(EMMMMMMM)
Byte 1
(MMMMMMMM)
Byte 0
(MMMMMMMM)
* = Factory setting
S = Sign
E = Exponent
M = Mantissa
NOTICE
Change of float byte order
If the float byte order is changed by use of PDM to anything other than default, all float
values shown in PDM are wrong.