Modbus ASCII support Available Modbus addresses
Enabled 1–15, 32–47, 64–79, and 96–110
2. Set Modbus Address to a unique value on the network.
3. Set Floating-Point Byte Order to match the byte order used by your Modbus host.
Code Byte order
0 1–2 3–4
1 3–4 1–2
2 2–1 4–3
3 4–3 2–1
See the following table for the bit structure of bytes 1, 2, 3, and 4.
Table 9-2: Bit structure of floating-point bytes
Byte Bits Definition
1 SEEEEEEE S=Sign
E=Exponent
2 EMMMMMMM E=Exponent
M=Mantissa
3–4 MMMMMMMM M=Mantissa
4. Set Double-Precision Byte Order to match the byte order used by your Modbus host.
Code
Byte order
0 1–2–3–4 5–6–7–8
1 3–4–1–2 7–8–5–6
2 2–1–4–3 6–5–8–7
3 4–3–2–1 8–7–6–5
4 5–6–7–8 1–2–3–4
5 7–8–5–6 3–4–1–2
6 6–5–8–7 2–1–4–3
7 8–7–6–5 4–3–2–1
See the following table for the bit structure of bytes 1–8.
Configure digital communications Configuration and Use Manual
March 2019 MMI-20025166
172 Micro Motion Model 5700 Transmitters with Configurable Outputs
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