Danfoss Fc Control Profile - Danfoss VLT AutomationVTDrive FC322 Design Manual

7 RS-485 Installation and Set-up

7.11 Danfoss FC Control Profile

7.11.1 Control Word According to FC Profile(par. 8-10
Bit Bit value = 0
00 Reference value
01 Reference value
02 DC brake
03 Coasting
04 Quick stop
7
05 Hold output frequency
06 Ramp stop
07 No function
08 No function
09 Ramp 1
10 Data invalid
11 No function
12 No function
13 Parameter set-up
14 Parameter set-up
15 No function
Explanation of the Control Bits
Bits 00/01
Bits 00 and 01 are used to choose between the four reference values, which are pre-programmed in par. 3-10
table:
Programmed ref. value Par.
1 par. 3-10 Preset Reference
2 par. 3-10 Preset Reference
Preset Reference
3 par. 3-10
4 par. 3-10 Preset Reference
NB!
Make a selection in par. 8-56 Preset Reference Select
inputs.
Bit 02, DC brake:
222
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Automation VT Drive FC322 Design Guide
Control Profile = FC profile)
Bit value = 1
external selection lsb
external selection msb
Ramp
No coasting
Ramp
use ramp
Start
Reset
Jog
Ramp 2
Data valid
Relay 01 active
Relay 02 active
selection lsb
selection msb
Reverse
Preset Reference according to the following
Bit 01 Bit 00
[0] 0 0
[1] 0 1
[2] 1 0
[3] 1 1
to define how Bit 00/01 gates with the corresponding function on the digital
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