Parameter Access Command
Variable
name:
SNVT
type:
Value:
nviParamRequest
SNVT_param_request
These input variables are used for adjustable frequency drive parameter access.
For more information on parameter access, please refer to
How to Access TR200 Parameters
section.
Network Variable Description - FC VSD Profile - Output
Status Word
Variable name:
SNVT type:
State:
nvoStatusWord
SNVT_state
Boolean 1 bit x 16
This variable is a 16-bit word providing status information on the adjustable frequency drive. For more infor-
mation on the status word, please refer to the Trane
adjustable frequency drive Control Profile
section.
Please note that in the representation of the status word in the LonMaker browser, the Least Significant Bit
(LSB) is to the far left.
Drive Output [%]
Variable
name:
SNVT
type:
Value:
nvoOutputPcnt
SNVT_lev_percent
Min.
Max.
Resolution:
-163.840%
+163.840%
0.005%
In open-loop operation, this variable contains the adjustable frequency drive output frequency in percentage,
within the reference range.
In closed-loop operation, this variable contains the adjustable frequency drive feedback signal, within the ref-
erence range.
Drive Output [Hz]
Variable
name:
SNVT
type:
Value:
nvoOutputHz
SNVT_freq_hz
Min.
Max.
Resolution:
0 Hz
6,500 Hz
1 Hz
This variable displays the actual output of the adjustable frequency drive motor frequency in Hz.
Configuration of the system
TR200 LonWorks
5-9
