Panasonic MINAS A5 Two-Way Radio User Manual


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Protective
function
Error code No.
Causes Measures
Main Sub
6-8
1. When in Trouble
Protective function (Detail of error code)
*
Hybrid
deviation
excess error
protection
25 0
3RVLWLRQRIORDGE\WKHH[WHUQDOVFDOH
and position of the motor by the
encoder slips larger than the setup
pulses with Pr3.28 (Setup of hybrid
deviation excess) at full-closed control.
'XULQJIXOOFORVHGFRQWUROQXPHUDWRU
of command division/multiplication is
changed or switched over.
&KHFNWKHFRQQHFWLRQEHWZHHQWKHPRWRU
and the load.
&KHFNWKHFRQQHFWLRQEHWZHHQWKHH[WHUQDO
scale and the driver.
&KHFNWKDWWKHYDULDWLRQRIWKHPRWRU
position (encoder feedback value) and
the load position (external scale feedback
value) is the same sign when you move the
load.
Check that the numerator and denominator
of the external scale division (Pr3.24 and
3.25) and reversal of external scale direction
(Pr3.26) are correctly set.
'RQRWFKDQJHFRPPDQGGLYLVLRQ
multiplication during full closed control.
Over-speed
protection
26 0
The motor rotational speed has exceeded
the setup value of Pr5.13.
'RQRWJLYHDQH[FHVVLYHVSHHGFRPPDQG
&KHFNWKHFRPPDQGSXOVHLQSXWIUHTXHQF\
and division/multiplication ratio.
0DNHDJDLQDGMXVWPHQWZKHQDQRYHUVKRRW
has occurred due to a poor gain adjustment.
0DNHDZLULQJFRQQHFWLRQRIWKHHQFRGHUDV
per the wiring diagram.
2nd Over-
speed
protection
1
The motor rotational speed has exceeded
the setup value of Pr6.15.
Command
pulse input
frequency
error
protection
27 0
The frequency of command pulse input is
more than 1.2 times the setting in Pr5.32.
Check the command pulse input for
frequency.
Electronic
gear error
protection
2
Division and multiplication ratio which are
set up with the command pulse counts
per single turn and the1st and the 4th
numerator/denominator of the electronic
gear are not appropriate.
7KHFRPPDQGSXOVHVSHUPV
multiplied by the command division and
PXOWLSOLFDWLRQUDWLRH[FHHGV0SSV
7KHFRPPDQGSXOVHLQSXWÁXFWXDWHV
Noises mixed with the command pulse
input cause counting error.
6HWWKHFRPPDQGGLYLVLRQDQGPXOWLSOLFDWLRQ
ratio to a value as small as possible e.g.
EHWZHHQDQG
&KHFNWKHVHWXSYDOXHRIHOHFWURQLFJHDU
,ISRVVLEOHXVHWKHOLQHGULYHU,)
6HW3UVHWWLQJRIPD[FRPPDQGSXOVH
LQSXWWRDYDOXHOHVVWKDQDQGHQDEOH
GLJLWDOÀOWHU
Pulse
regeneration
limit
protection
28 0
The output frequency of pulse
regeneration has exceeded the limit.
&KHFNWKHVHWXSYDOXHVRI3UDQG
7RGLVDEOHWKHGHWHFWLRQVHW3UWR
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