2 output network variables (nvo) – Rockwell Automation 2LW3000 LonWorks Communication Option Module for VTAC 7 Drives User Manual
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7-6
LonWorks Module for VTAC 7 Drives
7.2
Output Network Variables (NVO)
Section 7.2 describes the output network variables (NVOs).
.
Node Object Status
Definition:
network output SNVT_obj_status nvoObjStatus
Explanation:
Reports node object status. It is updated every time there is a
status change. See Node Object Request in section 7.1.
Range:
Drive Status 1
Definition:
network output SNVT_state nvoDrvStatus1
Explanation:
Provides the status word of the drive (Status Word 1).
Drive Status 2
Definition:
network output SNVT_state nvoDrvStatus2
Explanation:
Provides the status word of the drive (Status Word 2).
Status Reported
Definition
Invalid_request
The node has been asked for an
unsupported request.
Report_mask
Report supported fields.
???
Locked out
LonWorks module does not have access
to all drops (P.061 <> 1).
In_alarm
The drive is faulted. (Drop 1, Register 0,
bit 2.)
Manual_control
The drive is in manual mode (the
AUTO/MAN key on the drive is set to
MAN), or it is not possible to run the drive
from the network (P.000 <> 2.)
Feedback_failure
A parameter in the drive was not updated
as expected. The drive sets this when the
tune/cfg bit is set in the command word.
The tune/cfg bit is set from the LonWorks
module when using RQ_PROGRAM or
when setting an NCI that writes to the
drive.
Invalid ID
An identification number other than 0 or 1
has been set in request by SNVT
nviObjRequest. The request will not be
carried out.