4-12 Chapter 4: Electrical Connection 42/24-10 EN Rev. 9
System Bus Connection, continued
Step Action
1 Open the internal system bus connection between the existing
analyzer module and the electronics module.
2 Place a tee on the system bus connection (designated “BUS”) of each
module (electronics and all analyzer modules).
3 Connect the tees with the system bus cables.
4 Place a terminating resistor on the open ends of each tee.
Adding an Analyzer
Module to the
System Bus
(see Figure 4-11)
5 Set up the added analyzer module (see “Setting Up System Modules”
section, page 7-C-5).
Figure 4-11
Multiple Analyzer
Modules:
Connection via the
System Bus
BUS
PS
PSEM
M
AM
BUS
AM Analyzer Modules
EM Electronics Module
PS Power Supply
BUS System Bus (External)
Terminating Resistors
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