Monitor Display And Monitor Output Signal; Speed Display And Speed Setting (Pr. 37, Pr. 144, Pr. 505, Pr. 811) - Mitsubishi Electric FR-A740-00023 Instruction Manual

Monitor display and monitor output signal

4.16 Monitor display and monitor output signal

Purpose
Display motor speed
Set speed
Change PU monitor display data
Change of the monitor output
from terminal CA and AM
Set the reference of the monitor
output from terminal FM and AM
Adjust terminal CA, AM outputs

4.16.1 Speed display and speed setting (Pr. 37, Pr. 144, Pr. 505, Pr. 811)

You can change the PU (FR-DU07/FR-PU04/FR-PU07) monitor display or frequency setting to motor speed or
machine speed.
Parameter
Name
Number
37 Speed display
144 Speed setting switchover
505 Speed setting reference
811 Set resolution switchover
* The maximum value of the setting range differs according to the Pr. 1 Maximum frequency and Pr. 505 Speed setting reference settings
and it can be calculated from the following formula.
Maximum setting value of Pr. 37 <
Note that the maximum setting value of Pr. 37 is 9998 if the result of the above formula exceeds 9998.
242
Parameter that must be Set
Speed display and speed
setting
DU/PU main display data
selection
Cumulative monitor clear
Terminal CA, AM function
selection
Setting of reference of
terminal FM and AM
Terminal CA, AM
calibration
Initial Setting
Value Range
0 Frequency display, setting
0
1 to 9998* Set the machine speed at Pr. 505.
0, 2, 4, 6, 8,
4 10, 102, 104, Set the number of motor poles when displaying the motor speed.
106, 108, 110
50Hz 1 to 120Hz Set the reference speed for Pr. 37.
Speed setting and running
speed monitor increments from
the PU, RS-485 communication
or communication option.
0
0
1
10
11
×
65535 Pr. 505
Setting value of Pr. 1 (Hz)
Pr. 37, Pr. 144, Pr. 505, Pr. 811
Pr. 52, Pr. 170, Pr. 171, Pr. 268, Pr. 891
Pr. 54, Pr. 158, Pr. 291, Pr. 866, Pr. 867,
Pr. 869
Pr. 55, Pr. 56, Pr. 291, Pr. 866, Pr. 867
Pr. 900, Pr. 901, Pr. 930, Pr. 931
Description
1r/min
0.1r/min
1r/min
0.1r/min
Refer to Page
242
244
244
249
251
Torque limit setting increments
Pr. 22, Pr. 812 to Pr. 817
0.1%
0.01%