INTEC GmbH
22/12/2016
Lift controller MLC 8000
Operating manual V2.0
89/196
4.14 Error messages
Nr.
Error message
Description
Lift controller reaction
16/1
AWG Band decekt
magnetic tape of the absolute
encoder AWG defective
Check tape and change if
necessary.
For a detailed error analysis see
manual of AWG
32/112 Pos. Defect
Defective positioning system
Emergency stop
This error message appears, for
example, if the magnetic tape of
the AWG is torn.
32/112 AWG defect
positioning system (absolute
encoder AWG) defective
Emergency stop
Lift continues operation if AWG
has reset the error.
For a detailed error analysis see
manual of AWG.
49/0
Phase off
Phase error (signal of an
external power supply monitor
device)
Emergency stop; then out of
service
49/1
Car light off
Car light power supply is
missing
Rope lift: Stop in next floor
Hydraulic lift: Trip to lowest floor
Return to normal operation when
car light power is on again.
50/0
Accu power
24V power supply off. All other
errors are ignored in this state.
Emergency stop, , then error state.
Automatic return to normal
operation when power is on.
52/0
SL off
Safety line open due to a fault. Error state “SL off”.
Automatic return to normal
operation when the safety circuit is
closed again.
52/1
SL off trip
Safety line open due to a fault
while the lift was moving.
Emergency stop; then error state
“SL off”.
Automatic return to normal
operation when the safety circuit is
closed again.
52/2
SL door off
Safety line of revolving shaft
door, car door or automatic
shaft door is missing while the
lift wants to start a trip.
Waiting time of 4 seconds, then lift
controller opens the doors and
closes again.
52/3
SL final limit
Lift (probably) in final bottom
limit switch.
The error message is
generated when the primary
safety circuit is missing, while
the lift is above top floor level
or below bottom floor level (see
parameters "Top limit" and
"Bot.limit" in "General
Rope lift: Back to normal operation
if limit switch is closed.
Hydraulic lift: If safety line is closed
again lift goes to lowest floor and
stops operation.