Ac ce ssi ng dat a vi a P ROFI BUS
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Operating manual for PROFIBUS fieldbus | 2015-07 | V1.7 EN
4.2.1 Structure of FKO control word
The meanings of the individual bits of the FKO control word are described in
the following table.
IMPORTANT INFORMATION
The control word is only accepted if bit 10 (control from AG) is set,
otherwise the sent control word is rejected.
IMPORTANT INFORMATION
The target value is only accepted if bit 6
(target value enabled) is set. Otherwise the target value is rejected.
Bit
Value
Meaning
Description
0
1*
ON 1
Engagement condition 1
0
OFF 1
Shut down via ramp
1
1*
ON 2
Engagement condition 2
0
Electr. stop (OFF 2)
Switch off PWM, free shutdown
2
1*
ON 3
Engagement condition 3
0
Rapid stop (OFF 3)
Shut down via fastest possible ramp
3
1*
Operating condition 1
Operating condition 1
0
Switch off PWM, free shutdown
4
1*
Operating condition 2
Operating condition 2
0
Shut down via fastest possible ramp
5
1
Block HLG
1
Not implemented
0
Stop HLG
1
Not implemented
6
1*
Enable target value
Adopt target value
0
Block target value
Reject target value
7
1
Error acknowledgement (0->
1)
Collective acknowledgement on pos. flank
0*
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