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2.3
Establishing communication between the drive and DSS
Connection between PC and drive
1070 066 037-101 (00.02) GB
L
To avoid communication faults between the PC and the drive, please note
the following:
D We recommend using the pre-assembled Bosch connection cable, part
no.: 1070 077 753, length 5 m
D Distance between connection cable – power cables: at least 20 cm.
D Do not permit inductive or capacitive coupling with live components.
.
If communication faults still occur, an annular core on the connection
lead may be helpful. Use the folding ferrite coil, part no. 1070 918 766.
L
Connect COM1 or COM2 of the PC to X99 of the first inverter in the drive
chain and record the PC port used.
Cannon connector, 9-pole.
Type:
Cable length:
Cable type:
Transmission rate:
Parameters:
Handshake:
X99 (Cannon)
1
2
RX
3
TX
4
5
GND
6
7
8
9
Connector
Screen continuity through metal
housing of the plug connection
Assignment:
RX
Receive Data
TX
Transmit Data; data transmission to DSS
GND
Signal Ground
Prerequisites for Commissioning
RS-232
max. 15 m
screened, min. core cross-section 0.14 mm
9600 bps
even parity, 8 data bits, 2 stop bits
software handshake (X
PC (COM1 or COM2)
max. 15 m
RX
TX
GND
Connector
2–5
2
, X
)
ON
OFF
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