Danfoss MCB 152 User Manual

Error
No. Description
Led Indications
Reason Action LED1 LED 2 LED 3 LED4
77 Internal error: Fail-safe
data CRC mismatch.
Reaction: STO.
The CRC of the safety
option does not match
the stored CRC value on
the frequency converter.
Configure the safety
option with MCT 10 safe
plug-in or by CRC
select/LCP copy
Status of LED 1 and
LED2 depends on safety
function state assigned
to DI1 and DI2.
If safe
fieldbus is
enabled,
the status
of LED3
depends
on the safe
fieldbus
status.
Otherwise
LED3 is off.
Red
constant
78 Internal error: S1 S2
Communication Channel.
Reaction: STO.
Severe exceptional error
caused by the program
run in the safety option.
Perform one of the
following actions:
•
Power cycle the
frequency converter.
•
Restart the safety
option using
parameter
42-90 Restart Safe
Option.
•
If the problem
persists, contact
Danfoss.
80 Internal error: No CAN
communication. Reaction:
STO.
81 Internal error:
Undervoltage Vuc1.
Reaction: STO.
82 Internal error: Overvoltage
Vuc1. Reaction: STO.
83 Internal error:
Undervoltage 24v IO.
Reaction: STO.
84 Internal error: Overvoltage
24v IO. Reaction: STO.
85 Internal error:
Undervoltage Vuc2.
Reaction: STO.
86 Internal error: Overvoltage
Vuc2. Reaction: STO.
87 Internal error:
Undervoltage int5v.
Reaction: STO.
88 Internal error: Overvoltage
int5v. Reaction: STO.
89 Internal error: Memory
error S2. Reaction: STO.
90 Internal error: Memory
error S1. Reaction: STO.
91 Internal error:
Undervoltage Vuc2 PLL.
Reaction: STO.
92 Internal error: Overvoltage
Vuc2 PLL. Reaction: STO.
93 Internal error:
Undervoltage Vuc2 Core.
Reaction: STO.
94 Internal error: Overvoltage
Vuc2 Core. Reaction: STO.
95 Internal error:
Undervoltage Vuc2
SDRAM. Reaction: STO.
96 Internal error: Overvoltage
Vuc2 SDRAM. Reaction:
STO.
Maintenance, Diagnostics an... Safety Option MCB 152
38 Danfoss A/S © 10/2014 All rights reserved. MG37F102
99

Danfoss MCB 152 Specifications

General

Brand	Danfoss
Model	MCB 152
Category	Security Sensors
Language	English