536/641 Bosch Rexroth AG | Tightening Technology 3 608 878 300
System 350 | 3 608 878 300/2019-03
7.3 Connecting the PC for programming
7.3.1 Connecting the PC
The tightening system is programmed via a connected PC with installed BS350 operating system. The
following interfaces may be used to connect the PC:
Fig. 7–10: USB and Ethernet interfaces for the compact system (CS351) and KE350(G IL)
7.3.1.1 Connecting to the USB programming interface
The connection must be made using the USB350 programming cable.
Red (flashing):
tightening NOK
Off, when the
motor is not
triggered
Off
Green (static):
tightening OK
Green (static) in
tightening
operation
Red (flickering):
data traffic on
control bus
Off:
–during the
tightening
– after play at the
start switch
Green
(flickering): data
traffic on data bus
1 with LTU only if emergency OFF function is configured
Table 7–9: Tightening operation
VM SE LT KE
1
17
9
1
24
C5
C4
C2
C3
C1
16
8
X7E1
X3U1
X3U2
XDN1
X6C1
X3C1
XDVI
X3U4
Reset
B2B1
A
NOKOK FG
Rexroth
CS351
B 1 B 2
R e s et
X
3C 1
X 3
U
4
X DV I
X
7
E
1
K E 3 50 G IL
X 3U
1
X
3U 2
X
3
U3
A
R U N /S T O P
E R R O R
USB interface X3U3
1
Ethernet interface X7E1
2
2
1
1
2
The front door of the SB may remain open during commissioning to feed the programming cable/Ethernet
cable through.
The compact systems CS351x-D NK (as of version V2.200 of the Rexroth Tightening System 350) are
programmed via the communication unit (KE) of the modular system.