4
Digital switching outputs, e.g. for signal lamps
5
Digital switching inputs e.g. for encoders, photoelectric sensors (trigger sensor)
6
External illumination unit, e.g. ICL
7
USB interface (only for temporary use as a service interface)
8
Configuration
9
Image display
ß
Diagnostics
6.4
Pin assignments of electrical connections
6.4.1
Lector621
“Power/Serial data/CAN/I/O” connection
3
1
7
2
6
5
4
8
13
14
17
15
9
10
12
16
11
Figure 25: Male connector, M12, 17-pin, A-coded
Table 9: Pin assignment of the “Power/Serial data/CAN/I/O” connection
Pin
Signal
Function
1
GND
Ground
2
V
S
Supply voltage
3
CAN L
CAN bus (IN/OUT)
4
CAN H
CAN bus (IN/OUT)
5
TD+ (RS-422/485), host
Host interface ()
6
TD– (RS-422/485), host
TxD (RS-232), host
Host interface (sender-)
7
TxD (RS-232), Aux
Aux interface (sender)
8
RxD (RS-232), Aux
Aux interface (receiver)
9
SensGND
Digital input ground
10
Sensor 1
Digital input 1
11
RD+ (RS-422/485), host
Host interface (r)
12
RD– (RS-422/485), host
RxD (RS-232), host
Host interface (receiver–)
13
Result 1
Digital output 1
14
Result 2
Digital output 2
15
Sensor 2
Digital input 2
16
Result 3
Digital output 3
17
Result 4
Digital output 4
–
–
Shield
ELECTRICAL INSTALLATION
6
8022502/15NT/2020-02-11 | SICK
O P E R A T I N G I N S T R U C T I O N S | Lector621
41
Subject to change without notice