Danfoss VLT AutomationDrive FC 360 Design Manual page 112

Design Guide | VLT® AutomationDrive FC 360
Table 54: Query
Field name
Follower address
Function
Coil address HI
Coil address LO
Quantity of coils HI
Quantity of coils LO
Byte count
Force data HI
(Coils 8–1)
Force data LO
(Coils 16–9)
Error check (CRC)
Response
The normal response returns the follower address, function code, starting address, and quantity of coils forced.
Table 55: Response
Field name
Follower address
Function
Coil address HI
Coil address LO
Quantity of coils HI
Quantity of coils LO
Error check (CRC)
Read Holding Registers (03 hex)
9.10.5
Description
This function reads the contents of holding registers in the follower.
Query
The query telegram specifies the starting register and quantity of registers to be read. Register addresses start at 0, that is, registers 1–4
are addressed as 0–3.
Example: Read parameter 3-03 Maximum Reference, register 03030.
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Example (hex)
01 (drive address)
0F (write multiple coils)
00
10 (coil address 17)
00
10 (16 coils)
02
20
00 (reference = 2000 hex)
–
Example (hex)
01 (drive address)
0F (write multiple coils)
00
10 (coil address 17)
00
10 (16 coils)
–
AJ435824192086en-000101 / 130R1295