FC 300 Design Guide
How to Program
" Control Word according to PROFIdrive
Profile (CTW)
The Control word is used to send commands
from a master (e.g. a PC) to a slave.
Master => slave
1 2 3 ..... 10
CTW MRV PCD ..... PCD
PCD read/write
Explanation of the Control Bits
Bit Bit value = 0 Bit value = 1
00 OFF 1 ON 1
01 OFF 2 ON 2
02 OFF 3 ON 3
03 Coasting No coasting
04 Quick stop Ramp
05 Hold frequency output. Use ramp
06 Ramp stop Start
07 No function Reset
08 Jog 1 OFF Jog 1 ON
09 Jog 2 OFF Jog 2 ON
10 Data invalid Data valid
11 No function Slow down
12 No function Catch up
13 Selection set-up 1 (lsb) Selection set-u p 1 (lsb)
14 Selection set-up 2 (lsb) Selection set-u p 2 (lsb)
15 No function Reverse
Bit 00, OFF 1/ON 1:
Normal ramp stop uses the ramp times of the actual selected ramp. Bit 00 = "0": Stops and activates
the output relay 1 or 2, if the output frequency is 0 Hz and if Relay 123 is selected in par. 5-40. Bit
00 = "1": The adjustable frequency drive starts if the other s
tart conditions are met.
B
it 01, OFF 2/ON 2
Bit 01 = "0": Coasting stop and activation of the output relay 1 or 2 occurs if the output
frequency is 0 Hz and if Relay 123 is selected in par. 5-40. Bit 01 = "1": The adjustable
frequency drive starts if the other start conditions are me
t.
B
it 02, OFF 3/ON 3
A quick stop uses the ramp time of par. 2-12. Bit 02 = "0": A quick stop and activation of the output
relay 1 or 2 occurs if the output frequency is 0 Hz and if Relay 123 is selected in par. 5 -40 . Bit 02 =
"1": Theadjustablefrequencydrivestartsiftheot
her start conditions are met.
B
it 03, Coasting/No coasting
Bit 03 = "0": Leads to a stop. Bit 03 = "1": The adjustable frequency drive starts
if the other start conditions are met.
*
default setting ()display text []value for use in communication via serial c ommunication port
248
MG.33.B
3.22 - VLT is a registered Danfoss trademark
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