Chapter 6. Function Description (I/O)
6.1.3 DIS_04 (Process PID Controller)
Information on Output, reference, F/B values of Process PID controller is displayed in this code.
6.1.4 DIS_05 (Fault display)
Current fault status, previous two faults, the number of faults occurred and faults information reset are available
using [SHIFT/ESC] key in DIS_05.
Code
LCD display
Parameter name
Description
Faults
Current Trip
displayed
“
-------”
displayed when normal.
Trip information given when tripped.
Last Fault1
2
nd
fault displayed
Last Fault2
1
st
fault displayed
Refer to Chapter 8. Troubleshooting.
Fault Count
Total number of
faults
The number of total faults in memory is displayed.
DIS_05
Fault Clear
Reset
Clear the faults and initialize to “0”.
Faults information, speed reference before fault occurs, speed F/B value, output frequency/ current/ Voltage, torque
current reference & actual value, DC Link voltage, input terminal status, output terminal status, Run status, running time
can be monitored using [PROG], [
▲
(Up)] / [
▼
(Down)] keys. Pressing [ENT] key will return to top. To enter the fault
info into memory as [Last Fault 1], press [RESET] key. Refer to [Chapter 8 troubleshooting and maintenance] for more
details.
No
Trip information
LCD display
No
Trip information
LCD display
1
Overcurrent in Phase U
OC–U
12
Ground fault
Ground Fault
2
Overcurrent in Phase V
OC–V
13
Inverter overheat
InvOver Heat
3
Overcurrent in Phase W
OC–W
14
Electronic thermal
E-Thermal
4
Fuse open
Fuse Open
15
Overload trip
Over Load
5
Overvoltage
Over Voltage
16
External trip B
Ext-B Trip
6
IGBT short in phase U
Arm Short–U
17
Option error
Option Err
7
IGBT short in phase V
Arm Short–V
18
Inverter overload
Inv OLT
8
IGBT shot in phaseW
Arm Short–W
19
Motor overheat
MotOver Heat
9
IGBT shot in phase DB
Arm Short–DB
20
Inverter thermal open
InvThem OP
10
Encoder Error
Encoder Err
21
Motor thermal open
MotThem OP
11
Low voltage
Low Voltage
22
Motor overspeed
Over Speed
Process PID output
Process PID F/B value
Process PID reference value
PIDOut 0.0%
* 0.0%
0.0%