INVT Goodrive300-01A Series, Руководство по эксплуатации, Страница: 102 / 175

Goodrive300-01A series VFD for air compressor Fault information and troubleshooting
-97-
P19.14 State type Possible cause Solution

Temperature detection sensor
is abnormal.

Temperature detection input
circuit is abnormal.
BIT7=1
Auxiliary pressure
pre-alarm

The actual voltage
detected by P2 is larger
than the pre-alarm
pressure set by P18.17

Pressure detection sensor is
abnormal.

The pressure is set to a too
large value.

Adjust pressure PID regulator.
BIT8=1
Auxiliary temperature
pre-alarm

The actual temperature
detected by PT2 is
larger than the
pre-alarm temperature
set by P18.19

Temperature detection sensor
is abnormal.

Temperature detection input
circuit is abnormal, if not
calibrated.

The starting temperature of
the fan is set to a too high
value.

The temperature of the fan is
set to a too high value.

Fan power is too small to
dissipate heat effectively.
BIT9=1
Auxiliary pressure
alarm

The actual voltage
detected by P2 is larger
than the alarm pressure
set by P18.18.

Pressure detection sensor is
abnormal.

The voltage is set to a too high
value.

Adjust pressure PID regulator.
BIT10=1
Auxiliary temperature
alarm

The actual temperature
detected by PT2 is
higher than the alarm
temperature set by
P18.20.

Temperature detection sensor
is abnormal.

Temperature detection input
circuit is abnormal, if not
calibrated.

The starting temperature of
the fan is set to a too high
value.

The temperature of the fan is
set to a too high value.

The fan power is too small to
dissipate heat effectively.