Electrical connection
Leuze electronic
AMS 301
i
37
TNT
35/7-2
4
V
Described in detail in the following are the individual connections and pin assignments.
7.2
PWR – voltage supply / switching input/output
Table 7.1:
Pin assignment PWR
Further information on configuring the input/output can be found in chapter 8 and chapter 9.
7.3
RS 485 BUS IN
Table 7.2:
RS 485 BUS IN pin assignment
PWR (5-pin plug, A-coded)
Pin
Name
Remark
1
VIN
Positive supply v18 … +30VDC
2
I/O 1
Switching input/output 1
3
GND
Negative supply voltage 0VDC
4
I/O 2
Switching input/output 2
5
FE
Functional earth
Thread
FE
Functional earth (housing)
PWR
I/O 2
I/O 1
3
2
1
4
5
GND
VIN
FE
M12 plug
(A-coded)
RS 485 BUS IN (5-pin plug, B-coded)
Pin
Name
Remark
1
NC
Not used
2
RS 485 B
Data RS 485 B (-)
3
GND 485
Data reference potential
4
RS 485 A
Data RS 485 A (+)
5
FE
Functional earth
Thread
Shield
Shield
RS 485 A
RS 485 B
1
4
3
2
Schirm
(FE)
NC
GND 485
5
M12 connector
(B-coded)
