Setting the device into service
Leuze electronic
MLD 300, MLD 500
63
Disconnect the defective AS-i slave from the AS-i cable
The AS-i Safety Monitor stops the system.
Press the SERVICE button on the AS-i Safety Monitor
Install the new AS-i slave
Check the supply voltage of the sensor via the AS-Interface.
LED1 illuminates red.
Check the protective field function on the receiver or transceiver:
For a free protective field, LED1 switches from red to green.
Press the SERVICE button on the AS-i Safety Monitor
Actuate the start signal to restart the AS-i system
System restart occurs corresponding to the configuration with the restart interlock or with an automatic
restart in the AS-i Safety Monitor.
After exchanging one of the defective safe AS-i slaves, check the function of the new AS-i slave for cor
-
rectness (see chapter 9.1).
8.3
Aligning the safety sensor
Prealignment
Fasten the transmitter and receiver or transceiver and Deflecting Mirror at the same height so that the
front screens face one another.
8.4
Aligning without integrated laser alignment aid
Transmitter and receiver or transceiver and Deflecting Mirror must be aligned with one another. Only then
is the safety sensor ready. Alignment can be performed with a clear protective field by observing the LEDs.
When exchanging an AS-i safety sensor, pay attention to the connecting and operating instruc
-
tions of the AS-i Safety Monitor. The connecting and operating instructions for the Leuze elec
-
tronic AS-i Safety Monitor ASM can be downloaded in the Internet
.
With the first press of the SERVICE button, it is determined whether exactly one AS-i slave is
missing. This is noted in the AS-i Safety Monitor fault storage. The AS-i Safety Monitor switches
into configuration operation
AS-i slaves have bus address “0” in their delivery default state. When exchanging, the AS-i mas
-
ter automatically programs the replacement slave with the previous bus address of the defective
slave. Readdressing is therefore not necessary. The LED2 of the AS-i safety sensor must illumi
-
nate green.
NOTICE
Avoid faults when integrating the system!
Make sure that the safety sensor OSSDs are in the ON state.
Do not interrupt code table teach-in by interfering with the safety sensor protective field.
With the second press of the SERVICE button, the code sequence of the new AS-i slave is taught
in and checked for correctness. If this is okay, the AS-i Safety Monitor switches back into protec
-
tive mode.
NOTICE
Faulty or incorrect alignment may result in an operating fault.
The alignment performed during start-up should only be performed by qualified personnel.
Observe the data sheets and mounting instructions for the individual components.
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