Table 21: Errors 98–113
Error
num‐
ber
Descrip‐
tion
LED indications
Reason Action LED1 LED2 LED3 LED4
98 Internal er-
ror: Invalid
customiza-
tion file
version.
Reaction:
STO.
Version of cus-
tomisation file
of safety option
stored in EE-
PROM does not
match the cus-
tomisation file
supported by
the SW version
of safety op-
tion.
Do a new configuration
with MCT 10 safe plug-in
which supports the SW
version of safety option.
Status of LED 1 and LED2 de-
pends on the safety function
state assigned to DI1 and
DI2.
If safe fieldbus is
enabled, the
status of LED3
depends on the
safe fieldbus
status. Other-
wise LED3 is off.
Red
con-
stant
100 Internal er-
ror: Invalid
fieldbus
option.
Reaction:
STO
The current
fieldbus option
is not suppor-
ted.
Make sure that the field-
bus option meets the
software version re-
quirements. An update
of the fieldbus option
software may be re-
quired.
101 Internal er-
ror: PSD
hard error.
Reaction:
STO.
There is an error
in PSD hard-
ware.
Perform 1 of the follow-
ing actions:
• Power cycle the
drive.
• Restart the safety
option via parameter
42-90 Restart Safe
Option.
• If the problem per-
sists, contact Dan-
foss.
113 External er-
ror DI1.
Reaction:
STO.
• Safety input
connected
to DI1 has il-
legal signal
level.
• Sensor is
broken.
• Check that the con-
figuration of DI1 (pa-
rameter 42-21 Type,
subindex [0]) is set
correctly or that the
connected sensor is
installed according
to specification.
• Extend the discrep-
ancy time for DI1 us-
ing the VLT® Motion
Control Tool MCT 10
Safe Plug-in.
Red con-
stant
Status de-
pends on the
safety func-
tion state as-
signed to DI2.
Red
flash-
ing, cy-
cle (on
500 ms,
off 500
ms).
Maintenance, Diagnostics, and
Troubleshooting
Installation Guide | VLT®Safety Option MCB 152
AN327351953089en-000101 / 130R0578| 67
Danfoss A/S © 2020.02
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