Odva Control Profile - Danfoss VLT FC 100 Series Manual

FC 100/ 200/ 300 DeviceNet

4.4. ODVA Control Profile

4.4.1. Control Word under Instances 20/70 and 21/71
Control Word under Instances 20/70 and
21/71 Set par. 8-10
ODVA, and select the instance in par. 10-10
Process Data Type Selection
The control word in Instances 20 and 21 is
defined in the overview to the right:
Explanation of the Bits:
Bit 0, Run Fwd:
Bit 0 = "0" means that the VLT frequency converter has a stop command.
Bit 0 = "1" leads to a start command and the VLT frequency converter will start to run the motor
clockwise.
Bit 1, Run Rev:
Bit 1 = "0" leads to a stop of the motor.
Bit 1 = "1" leads to a start of the motor.
Bit 2, Fault Reset:
Bit 2 = "0" means that there is no reset of a trip.
Bit 2 = "1" means that a trip is reset.
Bit 3, No function:
Bit 3 has no function.
Bit 4, No function:
Bit 4 has no function.
Bit 5, Net Control:
Bit 5 = "0" means that the drive is controlled from the standard inputs.
Bit 5 = "1" means that DeviceNet controls the drive.
Control Word Profile
.
NB!
Note that the bits 00 and 02 in Instance 20 are identical with bits 00 and 02 in the
more extensive Instance 21.
MG.33.D3.02 - VLT ® is a registered Danfoss trademark
4. How to Control the Frequency Converter
to
Bit Instance 20
Bit = 0 Bit = 1
00 Stop Run Fwd Stop
01 - -
02 No func- Fault re-
tion set
03 - -
04 - -
05 - -
06 - -
07-15 - -
Instance 21
Bit = 0 Bit = 1
Run Fwd
Stop Run Rev
No func- Fault re-
tion set
- -
- -
- Net Ctrl
- Net Ref
- -
27
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