2 output network variables (nvo) – Rockwell Automation 2LW3000 LonWorks Communication Option Module for VTAC 7 Drives User Manual

Page 58

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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.

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