28
Sec
tion 2
In
st
al
la
ti
on an
d Con
n
ec
ti
ons
E3NW-CRT
User’s Manual
Section 2
Connecting Sensor Amplifier Units
Example 2: Connecting a Communications Unit and Distributed Sensor Units
Sensor Communications Unit
DS-Bus
communications cable
First Sensor Distribution Unit
• Termination setting switch: OFF
Second Sensor Distribution Unit
• Termination setting switch: OFF
nth Sensor Distribution Unit
• “n” is a maximum of 8.
• Termination setting switch: ON
L2
L1
Ln
Unit 1 Unit 2 Unit 3
Unit 4 Unit 5 Unit 6
Unit 7 Unit
8
Unit 9