Danfoss VLT Safety Option MCB 150 Installation Manual page 85

Installation Guide | VLT® Safety Option MCB 150/151
Table 28: Overview of Errors 78–85
Error Description
num-
ber
Internal fail-
ure
78 Internal failure
safety option
79 Internal failure
safety option
80 Internal failure
safety option
81 Internal failure
safety option
82 Internal failure
safety option
83 Internal failure
safety option
84 Internal failure
safety option
85 Internal failure
safety option
Danfoss A/S © 2018.09
LED indicators
Rea- Action
son
• First, power cycle
the drive or restart
the safety option via
parameter 42-90 Re-
start Safe Option.
• If the problem per-
sists, contact Dan-
foss.
Contact Danfoss.
Contact Danfoss.
• First, power cycle
the drive.
• If the problem per-
sists, contact Dan-
foss.
• First, power cycle
the drive.
• If the problem per-
sists, contact Dan-
foss.
• First, power cycle
the drive.
• If the problem per-
sists, contact Dan-
foss.
• First, power cycle
the drive.
• If the problem per-
sists, contact Dan-
foss.
• First, power cycle
the drive.
• If the problem per-
sists, contact Dan-
foss.
LED1
Status of LED 1 and LED2 depends on safety function
state assigned to DI1 and DI2.
Warnings and Alarms
LED2
AQ279747441421en-000101 / 130R0292 | 85
LED4
Green
constant
Red con-
stant
Red con-
stant
Red con-
stant
Red con-
stant
Red con-
stant
Red con-
stant
Red con-
stant
Red con-
stant