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Vacon Page 67
Pump control with autochange
Table 9-1 Monitored items.
9 MONITORING DATA
The PI-control application has extra items for monitoring (V20 - V26). See table 9-1
Data Data Unit Description
number name
V1 Output frequency Hz Frequency to the motor
V2 Motor speed rpm Calculated motor speed
V3 Motor current A Measured motor current
V4 Motor torque % Calculated actual torque/nominal torque of the unit
V5 Motor power % Calculated actual power/nominal power of the unit
V6 Motor voltage V Calculated motor voltage
V7 DC-link voltage V Measured DC-link voltage
V8 Temperature °C Temperature of the heat sink
V9 Operating day counter DD.dd Operating days
1)
, not resettable
V10 Operating hours, HH.hh Operating hours
2)
, can be reset with
"trip counter" programmable button #3
V11 MW-hours MWh Total MW-hours, not resettable
V12 MW-hours, MWh MW-hours, can be reset with programmable
"trip counter" button #4
V13 Voltage/analogue input V Voltage of the terminal U
in
+ (term. #2)
V14 Current/analogue input mA Current of terminals I
in
+ and I
in
- (term. #4, #5)
V15 Digital input status, gr. A
V16 Digital input status, gr. B
V17 Digital and relay output
status
V18 Control program Version number of the control software
V19 Unit nominal power kW Shows the power size of the unit
V20 PI-controller reference % Percents of the maximum reference
V21 PI-controller actual value % Percents of the maximum actual value
V22 PI-controller error value % Percents of the maximum error value
V23 PI-controller output Hz
V24 Number of running
auxiliary drives
V25 Motor temperature rise % 100%= temperature of motor has risen to nominal
V26 Actual value special Minimum and maximum values and number of
display decimals is defined with parameters 9.32 - 9.34
V27 Digital input OPT 1 - 3 See V15, V16, V17
V28 Digital input OPT 4 - 5 See V15, V16, V17
V29 Digital and relay output OPT See V15, V16, V17
1)
DD = full days, dd = desimal part of a day
2)
HH = full hours, hh = desimal part of an hour
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