Mitsubishi FREQROL-SF Troubleshooting Manual page 32

Ac spindle drive
Table of Contents

Advertisement

(Note) The correct output waveform of the encoder is as follows:
while the bit 8 of the parameter ORSZ is 0:
Phase A
Phase B
Phase 2
the bit 8 of the parameter OSR2 is 0, the same waveform as the above figure
occurs.
(7) Alarm No.22(NSS) IC MAC012 Error
[The internal codes of the IC MAC012
are checked. 1
Item
Cause
The IC (MAC 012) and
the related circuits on
1
the printed circuit
board SF-CA card do
not correctly work.
Check
new one and check that the
equipment correctly works.
(See Appendix 6(l))
Remedy
board SF-CA card with the
new one.
(See Section 2.4.4.)

Hide quick links:

Advertisement

Table of Contents
loading

Table of Contents