Electrical connection
36
AMS 301
i
Leuze electronic
7
Electrical connection
The AMS 301
i
laser measurement systems are connected using variously coded M12
connectors. This ensures unique connection assignments.
Notice!
The corresponding mating connectors and ready-made cables are available as accessories
for all cables. For further information, see chapter 11 "Type overview and accessories".
Figure 7.1:
Connections of the AMS 301
i
7.1
Safety notices for the electrical connection
Attention!
Before connecting the device, be sure that the supply voltage agrees with the value printed
on the name plate.
The device may only be connected by a qualified electrician.
Ensure that the functional earth (FE) is connected correctly. Unimpaired operation is only
guaranteed when the functional earth is connected properly.
If faults cannot be corrected, the device should be removed from operation and protected
against possible use.
Attention!
For UL applications, use is permitted exclusively in Class 2 circuits according to NEC (Na-
tional Electric Code).
The laser measurement systems are designed in accordance with safety class III for supply
by PELV (protective extra-low voltage with reliable disconnection).
Notice!
Protection class IP65 is achieved only if the connectors and caps are screwed into place!
BUS IN
M12 connector
(B-coded)
PWR / IOs
M12 connector
(A-coded)
BUS OUT
M12 socket
(B-coded)
Leuze SERVICE
M12 socket
(A-coded)
