DigitAx User Guide
Issue code: dgxu4
11-9
b56 External trip enable
R–W
0 or 1
Def
.
val.
0 Res.
When b56 is set at 0, external trip is disabled.
When b56 is set at 1, external trip is enabled.
b81 Digital output short circuit trip
RO
Def.
val.
Res.
b81 = 0 indicates digital outputs are normal.
b81 = 1 indicates a digital output is short-circuit to 0V.
b82 DC over-voltage trip
RO
Def.
val.
Res.
b82 = 0 indicates DC bus voltage below permitted
maximum (<808V).
b82 = 1 indicates
DC bus voltage above permitted
maximum (>808V).
b83 DC under-voltage trip
RO
Def.
val.
Res.
b83 = 0 indicates voltage above permitted
minimum (>400V).
b83 = 1 indicates voltage below permitted minimum
(<400V).
See Pr4.
b84 Over-current trip
RO
Def.
val.
Res.
b84 = 0 indicates current below the set limit.
b84 = 1 indicates current exceeds 110% of I
pk
b85 Over-temperature trip
RO
Def.
val.
Res.
b85 = 0 indicates heat-sink temperature below
permitted maximum.
b85 = 1 indicates heat-sink temperature above
permitted maximum.
b86 Resolver break trip
RO
Def.
val.
Res.
b86 = 0 indicates no fault.
b86 = 1 indicates a fault present.
b87 Overspeed trip
RO
Def.
val.
Res.
b87 = 0 indicates the speed is within limits.
b87 = 1 indicates the speed has exceeded the limit
set in Pr58.
b88 Invert Polarity of STOP signal
R–W
Def.
val.
0 Res.
Set b88 at 0 for zero speed when terminal B6 is
at +24V.
Set b88 at 1 for zero speed when terminal B6 is
at 0V.
b89 I
2
t integrating alarm
RO
Def.
val.
Res.
b89 = 0 indicates Drive not in the I
2
t zone.
b89 = 1 indicates Drive is in I
2
t limit.
b91 Over-temperature pre-alarm
RO
Def.
val.
Res.
b91 = 0 indicates heat-sink temperature <75°C
(167°F).
b91 = 1 indicates heat-sink temperature >75°C
(167°F).
b95 Internal braking resistor
overload
RO
Def.
val.
Res.
b95 = 0 indicates Normal.
b95 = 1 indicates Overload.