NORDAC SK 200E Manual
64
Subject to technical alterations BU
0200
GB
3.3.3
CANopen Module, SK CU4-CAO
Bus module for the control, parameterisation and diagnosis of up to four frequency inverters via CANopen.
•
Baud rate: Max. 1 MBit/s
•
Protocol: DS 301 and DS 402
•
2x digital inputs
•
Address, baud rate and termination resistor via
DIP switch
•
Status LED: BG status, BG fault, DIN1, DIN2,
Bus status, Bus fault
•
Details in Bus Manual BU 0250 (www.nord.com)
Module
SK CU4-CAO
Function
Pin
Labelling
1
44
24V, external 24V supply
External supply voltage for the module,
24V ±20%,
≤
150mA
2
40
GND, reference potential
3
C1
BDIN1 / digital input 1
Digital inputs, SPS-compatible as per EN61131-2,
low: 0-5V, high: 11-30V
…, used for further processing via the bus.
4
C2
BDIN2 / digital input 2
5
77
SYS+, system bus
System bus connection to FI
6
78
SYS-, system bus
7
40
GND, reference potential
External, galvanically isolated supply voltage for the
CANopen bus, 24V ±20%,
≤
150mA
8
45
+24VB, externally galvanically
isolated 24V bus supply
Electrical isolation
9
75
CAO+, CANopen
CANopen data cable for external communication,
incoming
10
76
CAO-, CANopen
11
46
GNDB, Bus Ground
Bus reference potential, parallel to Pin 7
12
90
SHLD, Shield
Data cable shielding
13
45
+24VB, external, galvanically
isolated 24V bus supply
External, galvanically isolated supply voltage for the
CANopen bus, 24V ±20%,
≤
150mA, parallel to Pin 8
14
75
CAN+, CANopen
CANopen data cable for external communication,
outgoing
15
76
CAN-, CANopen
16
46
GNDB, Bus Ground
Bus reference potential, parallel to Pin 7
