Allen-Bradley PowerFlex 700H User Manual

Troubleshooting and Error Codes 1-7
No HIM Display
Use this procedure when the HIM does not function:
Perform forward
diode tests on
Rectifying Module
Rectifying
Module OK?
Replace Rectifying
Module
No
Examine Bus
Capacitors for
Charring and
Damaged Reliefs
Capacitors
OK?
Replace
Capacitors
No
No
Ye s
Ye s
No
Ye s
Measure DC Bus
Voltage
Measure Power
Supply on X4 of
DPI Circuit Board
Check DPI and
Power Supply
Connections
Replace HIM
Does HIM
Function?
DC Bus
Voltage within
Specification?
Voltage
Equal 12V dc?
Replace Power
Interface Board
(on 700S)
Replace Output
Power Module
(on 700H)
Ye s
Ye s
No
Check HIM
Connection
and Seating
Properly
Connected?
Reseat or
reconnect
HIM
No
Ye s

Allen-Bradley PowerFlex 700H Specifications

General

Brand	Allen-Bradley
Model	PowerFlex 700H
Category	Controller
Language	English