IL485W
IL485W Pin Connections
1
2
3
4
VDD1
GND1
R
Input Power Supply
Input Power Supply Ground Return
Output Data from Bus
VDD1
GND1
R
VDD2
GND2
NC
OUT1
Output from Auxiliary Isolation Channel
Read Data Enable
(if RE is high, R= high impedance)
5
RE
6
7
8
9
DE
D
Drive Enable
B
OUT1
Data Input to Bus
GND1
GND2
Input Power Supply Ground Return
Output Power Supply Ground Return
RE
DE
A
IN1
Isolated DE Output for use in Profibus
applications where the state of the isolated
drive enable node needs to be monitored
10
ISODE
ISODE
GND2
D
GND1
11
12
13
14
15
16
IN1
A
No Internal Connection
Non-inverting Bus Line
Inverting Bus Line
IL485W
B
NC
No Internal Connection
Output Power Supply Ground Return
Output Power Supply
GND2
VDD2
3
RHOPOINT [ RHOPOINT COMPONENTS ]
