System Manual Safety System MGB-AR in Combination with a Locking Module
23
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 off off off off off
10 Hz
(8 s)
Self-test after power-up
Normal operation
open
not in-
serted
off off off off off off Normal operation, door open
closed
not in-
serted
off off on off off off 0.5 Hz Normal operation, door closed
closed inserted off off on on off off 2 Hz Normal operation, door closed, bolt tongue inserted
closed inserted on on on on on off Normal operation, door closed and locked
Teach-in standby
state
open
not in-
serted
off off off off off off 3 x
Door open, unit is ready for teach-in for another handle module (only
short time after power-up)
Setup
closed inserted on off off on on off 2 Hz Teach-in operation
X X X off off off off off 1 Hz Positive acknowledgement after completion of teach-in operation
Fault display
X X X off off off off on 2 x
Input fault (e.g. missing test pulses, illogical switch state from next
switch)*
X X X off off off off on 3 x Handle module read error (e.g. fault in code or code not readable)**
X X X off off off off on 4 x Output fault (e.g. short-circuit, loss of switching capability)*
X X X off off off off on 5 x
Internal fault (e.g. component faulty, data fault) or short circuit on the
outputs*
X X X off off off off on 6 x Signal sequence erroneous ***
Key to symbols
LED is not lit
LED is lit
10 Hz (8 s)
LED flashes for 8 seconds with 10 Hz
3 x
LED flashes three times
X Any state
* Latching fault; to reset use RST input or briefly isolate device from the power supply
** Non-latching fault; to reset open safety guard and close again
*** See Troubleshooting, page 26
Important: If you cannot find the displayed device status in the system status table, this indicates that there is an internal device fault. In this case, you should contact the manufacturer.
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