Electrical connection
Leuze electronic GmbH + Co. KG
BCL 300
i
\ BCL 301
i
76
7.4.2 SERVICE – USB interface (Mini-B type)
Ensure adequate shielding.
The entire interconnection cable must absolutely be shielded acc. to the USB specifications. Cable length
must not exceed 3 m.
Use the Leuze specific USB service cable (see chapter 13 "Type overview and accessories") for the
connection and use a service PC to configure.
7.4.3 HOST / BUS IN for BCL 300
i
The BCL 300
i
makes either the RS 232 or RS 422 interface available as host interface. This is selected
via the "webConfig" configuration software. The pin assignments change depending on the selected inter
-
face type, see Table 7.3 and Figure 7.13/Figure 7.14.
SERVICE – USB interface (Mini-B type)
Pin
(USB
Mini-B)
Name
Comment
1
VB
Sense input
2
D-
Data -
3
D+
Data +
4
ID
Not connected
5
GND
Ground
Table 7.2:
SERVICE pin assignment – Mini-B type USB interface
NOTE
IP 65 is achieved only if the connectors and caps are screwed into place.
SERVICE
2
1 3 5
4
GND
D+
D-
VB
ID
HOST / BUS IN (RS 232 / RS 422)
Pin
(M12)
Name
(terminal)
Core
color
1)
1) on the KB 301-3000
Comment
1
CTS / RX+ Yellow
CTS signal (RS 232) / RX+ (RS 422)
2
TXD / TX- White-red TXD signal (RS 232) / TX- (RS 422)
3
GND_ISO
Violet
Reference potential 0V for RS 232
4
RTS/TX+
Red
RTS signal (RS 232) / TX+ (RS 422)
5
RXD/RX- White-yel
-
low
RXD signal (RS 232) / RX- (RS 422)
FE via
thread
FE via
screw
fitting
Functional earth (housing)
Table 7.3:
Pin assignment HOST / BUS IN for BCL 300
i
HOST / BUS IN
GND_ISO 3
2
1
4
RXD/RX-
TXD/TX-
RTS/TX+
CTS/RX+
5
M12 connector
(B-coded)
MS 300
RTS /
TX+
CTS / RX+
RXD / RX-
GND_ISO
TXD /
TX-
Spring-cage terminals
MK 300
