Troubleshooting and Diagnostics

 

Fault

Cause

Remedy (1)

 

 

 

 

 

Digital Input

More than one digital input set for

Each setting can only be used once

 

Configuration fault

the same function

(except settings 0 and 3)

 

(P121...P123)

 

 

Only one digital input configured for

One input must be set to MOP Up,

 

 

 

 

MOP function (Up, Down)

another must be set to MOP Down

 

 

 

 

 

 

PID mode is entered with setpoint

Change PID setpoint reference

 

 

reference and feedback source set

(P121…P123) or feedback source

 

 

to the same analog signal

(P201).

 

 

 

 

 

 

One of the digital inputs (P121…

 

 

 

P123) is set to 10 and another is

 

 

 

set to 11…14.

Reconfigure digital inputs

 

 

One of the digital inputs (P121…

 

 

 

 

 

P123) is set to 11 or 12 and another

 

 

 

is set to 13 or 14.

 

 

 

PID enabled in Vector Torque mode

PID cannot be used in Vector

 

 

(P200 = 1 or 2 and P300 = 5)

Torque mode

 

Remote keypad fault

Remote keypad disconnected

Check remote keypad connections

 

 

 

 

 

Low DC Bus Voltage fault

Mains voltage too low

Check mains voltage

 

 

 

 

 

No Motor ID fault

An attempt was made to start the

See P300…P399 for Drive Mode

 

 

drive in Vector or Enhanced V/Hz

setup and calibration.

 

 

mode prior to performing the Motor

 

 

 

Auto-calibration

 

 

 

 

 

 

Module communication

Communication failure between

Check module connections

 

fault

drive and Network Module.

 

 

 

 

 

 

Network Faults

Refer to the module documentation.

 

 

 

for Causes and Remedies.

 

 

 

 

 

 

Output fault:

Output short circuit

Check motor/motor cable

 

Transistor fault

Acceleration time too short

Increase P104, P125

 

 

 

 

 

 

 

 

Severe motor overload, due to:

• Check machine / system

 

 

• Mechanical problem

• Verify drive/motor are proper size

 

 

• Drive/motor too small for

for application

 

 

application

 

 

 

Boost values too high

Decrease P168, P169

 

 

 

 

 

 

Excessive capacitive charging

• Use shorter motor cables with

 

 

current of the motor cable

lower charging current

 

 

 

• Use low capacitance motor

 

 

 

cables

 

 

 

• Install reactor between motor and

 

 

 

drive.

 

 

Failed output transistor

Contact factory technical support

 

 

 

 

 

Output fault: Ground fault

Grounded motor phase

Check motor and motor cable

 

 

 

 

 

 

Excessive capacitive charging

Use shorter motor cables with lower

 

 

current of the motor cable

charging current

 

 

 

 

(1) The drive can only be restarted if the error message has been reset

34

ENGLISH

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Image 35
AC International SV01B Digital Input More than one digital input set for, MOP function Up, Down, Is set to 13 or, Drive
Page 34 Page 36

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