YASKAWA GA500 - U5: PID Monitors; U6: Operation Status Monitors

3.17 U: Monitors
180 YASKAWA TOEPYAIGA5001A GA500 DRIVE MAINTENANCE & TROUBLESHOOTING
No.
(Hex.)
Name Description MFAO Signal Level
U4-24
(07E6)
Number of Runs (Low) Shows the lower 4 digits of the drive run count.
Note:
The drive run count is an 8-digit number. Monitor U4-25 [Number of Runs(High)] shows the
upper 4 digits and U4-24 shows the lower 4 digits.
No signal output available
U4-25
(07E7)
Number of Runs(High) Shows the upper 4 digits of the drive run count.
Note:
The drive run count is an 8-digit number. Monitor U4-25 shows the upper 4 digits and U4-24
[Number of Runs (Low)] shows the lower 4 digits.
No signal output available
U4-52
(1592)
Torque Ref from Comm Shows the torque reference that the drive received from a serial communication option card or from
MEMOBUS/Modbus communications as a decimal number.
Unit: 0.1%
10 V: 100% (0 V to +10 V)
◆ U5: PID Monitors
No.
(Hex.)
Name Description MFAO Signal Level
U5-01
(0057)
PID Feedback Shows the PID control feedback value. Parameter b5-20 [PID Unit Selection] sets the display units.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
U5-02
(0063)
PID Input Shows the change between the PID setpoint and PID feedback (the quantity of PID input) as a
percentage of the maximum output frequency.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
U5-03
(0064)
PID Output Shows the PID control output as a percentage of the maximum output frequency.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
U5-04
(0065)
PID Setpoint Shows the PID setpoint. Parameter b5-20 [PID Unit Selection] sets the display units.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
U5-05
(07D2)
PID DifferentialFdbk Shows the PID differential feedback value as a percentage of the maximum output frequency.
Set H3-02 or H3-10 = 16 [MFAI Function Selection = Differential PID Feedback] to enable this
monitor.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
U5-06
(07D3)
PID Fdbk-Diff PID Fdbk Shows the difference from calculating U5-05 - U5-01 [PID DifferentialFdbk] - [PID Feedback].
Unit: 0.01%
Note:
U5-01 [PID Feedback] = U5-06 when H3-02 or H3-10 ≠ 16 [MFAI Function Selection ≠
Differential PID Feedback].
10 V: Maximum frequency
(0 V to +10 V)
U5-21
(0872)
Expert
Energy Save Coeff Ki Shows the energy-saving coefficient Ki value for PM.
Unit: 0.01
No signal output available
U5-22
(0873)
Expert
Energy Save Coeff Kt Shows the energy-saving coefficient Kt value for PM.
Unit: 0.01
No signal output available
U5-99
(1599)
PID Setpoint Command Shows the PID setpoint command. Parameter b5-20 [PID Unit Selection] sets the display units.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
◆ U6: Operation Status Monitors
No.
(Hex.)
Name Description MFAO Signal Level
U6-01
(0051)
Iq Secondary Current Shows the value calculated for the motor secondary current (q-Axis) as a percentage of the motor
rated secondary current.
Unit: 0.1%
10 V: Motor secondary rated
current (0 V to +10 V)
U6-02
(0052)
Id ExcitationCurrent Shows the value calculated for the motor excitation current (d-Axis) as a percentage of the motor
rated secondary current.
Unit: 0.1%
10 V: Motor secondary rated
current (0 V to +10 V)
U6-03
(0054)
ASR Input Shows the ASR input value as a percentage of the maximum frequency.
Unit: 0.01%
10 V: Maximum frequency
(0 V to +10 V)
U6-04
(0055)
ASR Output Shows the ASR output value as a percentage of the motor rated secondary current.
Unit: 0.01%
10 V: Motor secondary rated
current (0 V to +10 V)