YASKAWA AC Drive-A1000 User Manual

u
U4: Maintenance Monitors
No.
(Addr.
Hex)
Name Description
Analog Output
Level
Unit
U4-01
(4C)
Cumulative Operation
Time
All Modes
Displays the cumulative operation time of the drive. The value for the
cumulative operation time counter can be reset in parameter o4-01. Use
parameter o4-02 to determine if the operation time should start as soon as
the power is switched on or only while the Run command is present. The
maximum number displayed is 99999, after which the value is reset to 0.
No signal output
available
1 h
U4-02
(75)
Number of Run
Commands
All Modes
Displays the number of times the Run command is entered. Reset the
number of Run commands using parameter o4-13. This value will reset to
0 and start counting again after reaching 65535.
No signal output
available
1 Time
U4-03
(67)
Cooling Fan Operation
Time
All Modes
Displays the cumulative operation time of the cooling fan. The default value
for the fan operation time is reset in parameter o4-03. This value will reset
to 0 and start counting again after reaching 99999.
No signal output
available
1 h
U4-04
(7E)
Cooling Fan Maintenance
All Modes
Displays main cooling fan usage time as a percentage of its expected
performance life. Parameter o4-03 can be used to reset this monitor.
No signal output
available
1%
U4-05
(7C)
Capacitor Maintenance
All Modes
Displays main circuit capacitor usage time as a percentage of their expected
performance life. Parameter o4-05 can be used to reset this monitor.
No signal output
available
1%
U4-06
(7D6)
Soft Charge Bypass Relay
Maintenance
All Modes
Displays the soft charge bypass relay maintenance time as a percentage of
its estimated performance life. Parameter o4-07 can be used to reset this
monitor.
No signal output
available
1%
U4-07
(7D7)
IGBT Maintenance
All Modes
Displays IGBT usage time as a percentage of the expected performance
life. Parameter o4-09 can be used to reset this monitor.
No signal output
available
1%
U4-08
(68)
Heatsink Temperature
All Modes
Displays the heatsink temperature.
10 V: 100 °C 1 °C
U4-09
(5E)
LED Check
All Modes
Lights all segments of the LED to verify that the display is working
properly.
No signal output
available
–
U4-10
(5C)
kWh, Lower 4 Digits
All Modes
Monitors the drive output power. The value is shown as a 9-digit number
displayed across two monitor parameters, U4-10 and U4-11.
Example:
12345678.9 kWh is displayed as:
U4-10: 678.9 kWh
U4-11: 12345 MWh
No signal output
available
1 kWh
U4-11
(5D)
kWh, Upper 5 Digits
No signal output
available
1 MWh
U4-13
(7CF)
Peak Hold Current
All Modes
Displays the highest current value that occurred during run.
No signal output
available
0.01 A
<1>
U4-14
(7D0)
Peak Hold Output
Frequency
All Modes
Displays the output frequency when the current value shown in U4-13
occurred.
No signal output
available
0.01 Hz
U4-16
(7D8)
Motor Overload Estimate
(oL1)
All Modes
Shows the value of the motor overload detection accumulator. 100% is
equal to the oL1 detection level.
10 V: 100% 0.1%
B.15 U: Monitors
452
YASKAWA ELECTRIC SIEP C710616 31B YASKAWA AC Drive – A1000 Technical Manual

YASKAWA AC Drive-A1000 Specifications

General

Brand	YASKAWA
Model	AC Drive-A1000
Category	Controller
Language	English