ABB LevelMaster 7100, Инструкция по применению

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2105824-001 rev. AA | 21
D9
J12
1
3
J11
POWER
EARTH
T- T- T+ T+
- +
To flow computer or
remote controller
Figure 15: Wiring for communication: new board as the only sensor
b. If the unit is connected to a multiple-unit RS485 bus, wire as shown in
Figure 16, Figure 17 (page 22) or Figure 18 (page 22).
IMPORTANT NOTE: Review the Phoenix Contact ® terminal connection
specifications for acceptable wire gauge and type when connecting
multiple wires to a single contact point. There are limits defined for the
wire conductors cross section area based on whether stranded or solid
wires are used.
Figure 16: RS485 bus connections for same board types