Morningstar HUB-1, Instruction Manual, Page: 14 / 21

14 Morningstar Corporation
3.2 Example Networks
Example Network #1: Typical Small Network
E
M
ETER
H
UB E
M
ETER
H
UB
MeterBus Communication Hub
FOR INDOOR
USE ONLY
MODEL: HUB-1
FOR USE WITH
MORNINGSTAR
METERBUS NETWORKS
ONLY
TriStar
Meter
TriStar
Figure 3. Small Network Diagram
A simple two TriStar system with meter is shown in fi gure 3 above. The
TriStar on Port 1 is electrically isolated from the TriStar on Port B and
meter on Port A. Differences in ground potential, disconnected grounds,
and differing system voltage will not damage the network equipment or
controllers.