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Once a second, the value of the operating variable selected is registered. If a value has been registered to equal 13%, the counter “10%–<20%” will be
updated with the value “1”. If the value stays at 13% for 10s, then “10” will be added to the counter value.
The contents of counters can be displayed as bars on LCP. Select
Quick Menu
>
Loggings
:
Trending Continued Bin / Trending Timed Bin / Trending
Comparison
.
NOTE!
The counters starts counting whenever the adjustable frequency drive is powered up. The power cycle will shortly after a reset zero
the counters. EEProm data are updated once per hour.
23-60 Trend Variable
Option:
Function:
Select the desired operating variable to be monitored for trending.
[0] *
Power [kW]
Power yielded to the motor. Reference for the relative value is the rated motor power programmed
in par.1-20
. Actual value can be read in par.
.
[1]
Current [A]
Output current to the motor. Reference for the relative value is the rated motor current programmed
in par.1-24
. Actual value can be read in par.16-14
[2]
Frequency [Hz]
Output frequency to the motor. Reference for the relative value is the maximum output frequency
programmed in par.4-14
. Actual value can be read in par.16-13
[3]
Motor Speed [RPM]
Speed of the motor. Reference for relative value is the maximum motor speed programmed in par.
4-13
.
VLT
®
HVAC Drive Programming Guide
3 Parameter Description
MG.11.C6.22 - VLT
®
is a registered Danfoss trademark
3-223
3