Trane LonWorks TR200 Instruction Manual page 30

Parameter Access Command
Variable SNVT
name: type:
nviParamRequest SNVT_param_request
These input variables are used for adjustable frequency drive parameter access.
For more information on parameter access, please refer to
Network Variable Description - FC VSD Profile - Output
Status Word
Variable name:
nvoStatusWord
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
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 SNVT
name: type:
nvoOutputPcnt SNVT_lev_percent
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 SNVT
name: type:
nvoOutputHz SNVT_freq_hz
This variable displays the actual output of the adjustable frequency drive motor frequency in Hz.
TR200 LonWorks
SNVT type:
SNVT_state
Configuration of the system
How to Access TR200 Parameters
State:
Boolean 1 bit x 16
adjustable frequency drive Control Profile
Value:
Min. Max.
-163.840% +163.840%
Value:
Min. Max.
0 Hz 6,500 Hz
Value:
section.
section.
Resolution:
0.005%
Resolution:
1 Hz
5-9