Trane LonWorks TR200 - Reference [%]; Reference [Hz]

Reference [%]
Variable
name:
SNVT
type:
Value:
nviRefPcnt SNVT_lev_percent
Min. Max. Resolution:
-163.840% +163.830% 0.005%
This variable sends the speed reference to the adjustable frequency drive. It represents a percentage of the
reference range of the adjustable frequency drive.
In closed-loop operation, the reference is interpreted as the setpoint.
Reference [Hz]
Variable
name:
SNVT
type:
Value:
nviRefHz SNVT_freq_hz
Min.: Max.: Resolution:
0.0 Hz 6,553.5 Hz 0.1 Hz
This variable sends the speed reference to the adjustable frequency drive in Hz in open-loop mode.
In closed-loop mode, it is used as the setpoint.
Closed-loop Setpoint 1-3
Variable
name:
SNVT
type:
Value:
nviSetpoint1-3 SNVT_lev_percent
Min.: Max.: Resolution:
-163.840% 163.830% 0.005%
This variable sends up to three different setpoints to the adjustable frequency drive via the bus.
NOTE
Please refer to section Reference Handling for more information
Bus Feedback 1-3
Variable
name:
SNVT
type:
Value:
nviFeedback1-3 SNVT_lev_percent
Min.: Max.: Resolution:
-163.840% 163.830% 0.005%
This variable sends up to three different feedback signals to the adjustable frequency drive via the bus.
NOTE
For more information on how to manage multiple setpoints and feedback sources, please refer to TR200 Programing
Guide MG.11.BX.YY
.
Configuration of the system
TR200 LonWorks 5-5