NORD Drivesystems BU0540 - Manual (Page 28)

SK 500E – Brief instructions for frequency inverters
28 BU 0540 GB-1013
Plug connector block X11 – RS485 / RS232
Relevance
SK 500E SK 505E SK 510E SK 511E SK 515E SK 520E SK 530E SK 535E
√ √ √ √ √ √ √ √
Terminals X11: 1 2 3 4 5 6
RS485 A + RS485 A- GND 232 TXD 232 RXD +5V Name
Contact Function
[factory setting]
Data Description / wiring suggestion Parameter
Note: Coupling of two frequency inverters via the RJ12 socket must only be made via the USS BUS (RS485). Care must be taken that
no connection to the data cable is possible via RS232, in order to prevent damage to this interface.
1
Data cable RS485
Baud rate
9600…38400Baud
Terminal resistance
R=120
W DIP 1 (see below)
R
S
485_
A
R
S
485_
B
GN
D
TX
D
RX
D
+
5V
RJ12: Pin No. 1 … 6
P503
P509
2
3 Reference potential
for bus signals
(must always be
wired!)
0V digital
4
Data cable RS232
Baud rate
9600…38400Baud
5
6 Internal 5V supply
voltage
5V
± 20%
optional Adapter cable
RJ12 to SUB-D9
for RS232
communication
for direct connection
to a PC with NORD
CON
Length 3m
Assignment of the SUB-D9
plug socket:
RXD
0V TXD
6
1 5
9
TxD
RxT
GND
+ 5V
n.c.
n.c.
Part No. 278910240
DIP switch 1/2 (top side of frequency inverter)
DIP-1 Termination resistor for RS485 interface
(RJ12); ON = switched in
[Default = "OFF"]
For RS232 communication DIP1 to "OFF" X11 X10 X9
R
S
485_A
R
S
485_
B
GN
D
T
XD
RX
D
+
5V
1 2
ON
CA
N
_H
CA
N
_L
CA
N
_G
N
D
nc CA
N
_S
H
L D
CA
N
_G
N
D
nc C
A
N
_24V
CA
N
_H
CA
N
_L
CA
N
_G
N
D
nc CA
N
_S
H
L D
CA
N
_G
N
D
nc C
A
N
_24V
ab SK 511E
RS232/485 DIP CAN/CANopen
DIP 2
Terminal resistor for CAN/CANopen interface
(RJ12); ON = switched in
[Default = "OFF"]
Pos : 72 /Anl eitungen/ Elektroni k/FU und Start er/ 2. M ont age und Ins tall ati on/ 2. 10. 5 Elektrischer Ansc hluss St euert eil- Klemmenbl oc k X12 – 24V [ SK 500... 535E] @ 2\ mod_1354115094116_388. doc x @ 51738 @ 5 @ 1