Mitsubishi FR-A740-00023-EC, Instruction Manual

Page: 255 / 474

245
Monitor display and monitor output signal
4
P
ARAME
T
E
R
S
Running speed 1(r/min) 6
*1
6
The value
converted
with the Pr.
37 value
from Pr. 55
Display the motor speed
(The display differs depending on the Pr. 37
and Pr. 144 settings. The running speed is
the actual speed by the encoder signal
during encoder feedback control and vector
control. For details, refer to page 242. )
Motor torque 0.1% 7
*1
7 Pr. 866
Display the motor torque in percentage on the
assumption that the rated motor torque is 100%
(0% is displayed during V/F control)
Converter output
voltage
0.1V 8
*1
8 800V Display the DC bus voltage value.
Regenerative
brake duty
0.1% 9
*1
9 Pr. 70 Brake duty set in Pr. 30 and Pr. 70
Electronic thermal
relay function load
factor
0.1% 10
*1
10 100%
Display the motor thermal cumulative value
on the assumption that the thermal operation
level is 100%.
Output current
peak value
0.01A/0.1A
*7
11
*1
11
Pr. 56
Retain the peak value of the output current
monitor and display (clears at every start)
Converter output
voltage peak value
0.1V 12
*1
12 800V
Retain the peak value of the DC bus voltage
value and display (clears at every start)
Input power
0.01kW/
0.1kW
*7
13
*1
13
Rated
inverter
power
×
2
Display power on the inverter input side
Output power
0.01kW/
0.1kW
*7
14
*1
14
Rated
inverter
power
×
2
Display power on the inverter output side
Load meter 0.1% 17 17 Pr. 866
Torque current is displayed in % on the
assumption that the Pr. 56 setting is 100%
(displayed on the assumption that rated
motor torque is 100% during sensorless
vector and vector control)
Motor excitation
current
0.01A/0.1A
*7
18 18 Pr. 56 Display the excitation current of the motor
Position pulse
*2
⎯
19
×
⎯
Display the number of pulses per rotation of
the motor when orientation control is valid
Cumulative
energization time
*4, *8
1h 20
×
⎯
Cumulative energization time since the
inverter shipment is displayed.
You can check the numbers of the monitor
value exceeded 65535h with Pr. 563 .
Reference voltage
output
⎯ ⎯
21
⎯
Terminal CA : 20mA is output
Terminal AM: 10V is output
Orientation status
*2
1 22
× ⎯
Display only when orientation control is valid
(Refer to page 211)
Actual operation
time
*4, *5, *8
1h 23
×
⎯
Cumulative inverter running time is
displayed.
You can check the numbers of the monitor
value exceeded 65535h with
Pr. 564
.
Use
Pr. 171
to clear the value.
(Refer to page
248)
Motor load factor 0.1% 24 24 200%
On the assumption that the rated inverter
current value is 100%, the output current
value is displayed in %.
Monitor value = output current monitor value/
rated inverter current
×
100 [%]
Cumulative power
*8
0.01kWh/
0.1kWh
*6 *7
25
×
⎯
Cumulative power amount is displayed
according to the output power monitor.
Use Pr. 170 to clear the value. (Refer to page
248)
Torque command 0.1% 32 32 Pr. 866
Display torque command value obtained
from vector control
Torque current
command
0.1% 33 33
Pr. 866
Display torque current command value
Motor output
0.01kW/
0.1kW
*7
34 34
Rated motor
capacity
Multiply the motor speed by the then output
torque and display the machine output of the
motor shaft end
Feedback pulse
*3, *8
⎯
35
× ⎯
Display the number of pulses fed back from
the encoder during one sampling (display
during a stop).
Types of Monitor Increments
Pr. 52 Setting
Pr. 54 (CA)
Pr. 158 (AM)
Setting
Full-scale
Value of the
Terminal CA
and AM
Description
DU LED
PU main
monitor