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E6581301!

 

 

 

8.5Display of alarm, pre-alarm, etc.

When the inverter alarm, pre-alarm, etc. occurred, the contents are displayed. (Some are not displayed.) Listed below ones can be monitored via communication (FC91). Refer to 13.1 for the other alarms.

Bit

Description

Panel indication

0

Overcurrent pre-alarm

￿￿

1

Inverter overload pre-alarm

￿￿

2

Motor overload pre-alarm

￿￿

3

Overheat pre-alarm

￿￿

4

Overvoltage pre-alarm achieving PBR operation level

￿￿

5

Main circuit undervoltage detected

￿"￿￿￿

6

(Reservation area)

-￿

7

Low current alarm

-

8

Overtorque pre-alarm

-

9

Braking resistor overload pre-alarm

-

10

Cumulative operation time alarm

-

11

PROFIBUS/DeviceNet/CC-Link communication error

￿

12

RS485 communication error

￿

13

(Reservation area)

-

14

Forced deceleration stop because of a momentary power failure

&￿"￿

15

Pre-alarm stop because of prolonged lower-limit frequency operation

￿&￿￿

Note: For each bit, “0” indicates normal condition and “1” indicates appearance of alarm, etc.

8

H-13

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Image 231
Toshiba VF-AS1 instruction manual Display of alarm, pre-alarm, etc