Danfoss VLT 6000 HVAC, Руководство по эксплуатации

Страница: 31 / 44

30 MG.60.N2.02 - VLT is a registered Danfoss trademark
VLT ® 5000 / VLT ® 6000 HVAC / VLT ® 8000 AQUA
Drive status
NvoDr vStatus, nvoStatusWord, nvo-
DigitalInput, nvoAlarmWord, nvoWarning1 and
nvoWarning2 are all 16 bit Boolean values
using the SNVT_state variable type. Individual
bits represent specific drive status states. The
tables provided in
Drive Status Bit Definitions
define each bit.
Drive output 1
Network variable nvoOutputPcnt provides an
analog indication of drive operation. In open
loop, this is the drive output frequency in
percentage within the reference range. To
avoid negative numbers, or numbers above
100%, set parameter 204,
Min. Reference to
0 Hz, and parameter 205, Max. Reference
equal to parameter 202 , Max. Frequency.
In closed loop, this is the drive's feedback
signal within the reference range. For best
operation, set
Min. Reference to equal
parameter 413 (414), Min. Feedback, and
Max. Reference to equal parameter 414 (415),
Max.
Feedback.