Electrical connection
Leuze electronic BPS 300i 47
Connection cables for the RS 422 interface
No ready-made cables are available for the connection to the RS 422 interface.
Connect a cable suitable for Interbus to the KD 02-5-BA M12 connector; see table 14.5.
Note the pin assignment for the RS 422 interface; see table 7.2.
Use only shielded cables with twisted wire pairs to prevent electromagnetic couplings (EMC).
7.5.3 KB 301 connection cable (RS 232, RS 422)
Table 7.3: KB 301 connection cable
7.5.4 Service USB
5-pin, Mini-B plug for connecting to the service USB.
NOTICE
Self-configured cables with RS 232/RS 422 interface!
Ensure adequate shielding.
The entire interconnection cable must be shielded and earthed.
Pin Designation Assignment
WH FE Functional earth
WH-BK GNDIN Negative supply voltage (0 VDC)
BK VIN +18 … +30 VDC supply voltage
WH-GN SWIO2 Sw. input/output 2 (configurable)
GY SWIO1 Sw. input/output 1 (configurable)
WH-YE RXD/RX- RS 232: RXD signal
RS 422: RX-
WH-RD TXD / TX- RS 232: TXD signal
RS 422: TX-
YE CTS / RX+ RS 232: CTS signal
RS 422: RX+
RD RTS/TX+ RS 232: RTS signal
RS 422: TX+
VT GND_RS232/422 Reference potential 0 V
WH-BN reserved ---
BN reserved ---
WH-OG reserved ---
OG reserved ---
GN reserved ---
BU reserved ---
NOTICE
Connection to PC with standard USB cable!
The service USB interface of the BPS is connected to the USB interface on the PC with a standard
USB cable (plug combination - Mini-B type / Type A).
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