System Manual Safety System MGB-AR in Combination with a Locking Module
System Status Table
Operating mode
Guard position
Bolt tongue posi-
tion
Guard locking
Safety outputs OA
and OB
Door monitoring
output
Bolt tongue moni-
toring output
Guard locking
monitoring output
Monitoring output
DIA 2
LED display
State
DIA 1 (green)
POWER
DIA 2 (red)
STATE (yel
-
low)
Self-test
X
X
X
of
f
of
f
of
f
of
f
of
f
10 Hz (8 s)
Self-test after power-up
Normal operation
open
not in
-
ser
ted
of
f
of
f
of
f
of
f
of
f
of
f
Normal operation, door open
closed
not in
-
ser
ted
of
f
of
f
on
of
f
of
f
of
f
0.5 Hz
Normal operation, door closed
closed
inser
ted
of
f
of
f
on
on
of
f
of
f
Hz
Normal operation, door closed, bolt tongue inser
ted
closed
inser
ted
on
on
on
on
on
of
f
Normal operation, door closed and locked
Teach-in standby state
open
not in
-
ser
ted
of
f
of
f
of
f
of
f
of
f
of
f
x
Door open, unit is r
eady for teach-in for another handle module (only
shor
t time after power-up)
Setup
closed
inser
ted
on
of
f
of
f
on
on
of
f
Hz
Teach-in operation
X
X
X
of
f
of
f
of
f
of
f
of
f
1 Hz
Positive acknowledgement after completion of teach-in operation
Fault display
X
X
X
of
f
of
f
of
f
of
f
on
x
Input fault (e.g. missing test pulses, illogical switch state fr
om next
switch)*
X
X
X
of
f
of
f
of
f
of
f
on
x
Handle module r
ead err
or (e.g. fault in code or code not r
eadable)**
X
X
X
of
f
of
f
of
f
of
f
on
4 x
Output fault (e.g. shor
t-cir
cuit, loss of switching capability)*
X
X
X
of
f
of
f
of
f
of
f
on
5 x
Internal fault (e.g. component faulty
, data fault) or shor
t cir
cuit on the
outputs*
X
X
X
of
f
of
f
of
f
of
f
on
6 x
Signal sequence err
oneous ***
Key to symbols
LED is not lit
LED is lit
10 Hz (8 s)
LED flashes for 8 seconds with 10 Hz
x
LED flashes thr
ee times
X
Any state
*
Latching fault; to r
eset use RST input or briefly isolate device fr
om the power supply
**
Non-latching fault; to r
eset open safety guar
d and close again
***
See
Tr
oubleshooting
, page
6
Impor
tant
: If you cannot find the displayed device status in the system status table, this indicates that ther
e is an internal device fault. In this case, you should contact the manufactur
er
.
