5.13 U: Monitor Parameters
Monitor parameters let the user view various aspects of drive performance as it is shown on the operator display.
Some monitors can be output from terminal AM by assigning the specific monitor parameter number to H4-01. Refer to
H4-01: Multi-Function Analog Terminal AM Monitor Selection on page 186 for details on assigning functions to the analog
output.
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U1: Operation Status Monitors
Status monitors display drive status like output frequency, current etc. Refer to U1: Operation Status Monitors on page
369
for a complete list of U1-oo monitors and descriptions.
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U2: Fault Trace
These monitor parameters are used to view the status of various drive aspects when a fault occurs. This information is helpful
for finding out why a fault occurred. Refer to U2: Fault Trace on page
372 for a complete list of U2-oo monitors and
descriptions.
U2-oo monitors are not reset when the drive is initialized.
Refer to o4-11: U2, U3 Initialization on page 221 for instructions
to initialize the fault trace.
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U3: Fault History
These parameters display faults that have occurred during operation as well as the drive operation time when those faults
occurred. Refer to U3: Fault History on page
372 for a complete list of U3-oo monitors and descriptions.
U3-oo monitors are not reset when the drive is initialized.
Refer to o4-11: U2, U3 Initialization on page 221 for instructions
to initialize the fault trace.
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U4: Maintenance Monitors
Maintenance monitors show:
• Runtime data of the drive.
• Maintenance data and replacement information for various drive components.
• Highest peak current that has occurred and output frequency at the time the peak current occurred.
Refer to U4: Maintenance Monitors on page
374 for a complete list of U4-oo monitors and descriptions.
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U5: PID Monitors
These monitors display various aspects of PID control.
Refer to PID Block Diagram on page 132 for a description of where
each monitor is located in the PID control block.
Refer to U5: PID Monitors on page
376 for a complete list of U5-oo monitors and descriptions.
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U6: Control Monitors
Control Monitors:
• Reference data for the output voltage and vector control.
• The bias value added to the frequency reference by the Up/Down 2 function.
Refer to Settings 75 and 76: Up 2/Down 2
Function on page 171.
Refer to U6: Control Monitors on page 376.
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U9: Operation Status Monitors
Refer to U9: Operation Statusl Monitors on page 376 for a complete list of U9-oo monitors and descriptions.
5.13 U: Monitor Parameters
YASKAWA TOEP YAIQPM 03B YASKAWA AC Drive - iQpump Micro User Manual
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Parameter Details
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