Honeywell ECS Series - Wiring Configurations; SBUS Class a Wiring; SBUS Class B Wiring

Model IFP-2100/ECS Installation Manual LS10143-001SK-E
4-9
4.4.2 Wiring Configurations
Figure 4-9 illustrates SBUS 1, Class A wiring configuration and Figure 4-10 illustrates SBUS1 Class B
configuration. SBUS 2 wiring configurations are the same as SBUS1.
Figure 4-9 SBUS Class A Wiring
Figure 4-10 SBUS Class B Wiring
Caution
For proper system supervision do not use looped
wire under terminals marked A, B, +, and - of the
SBUS device connectors. Break wire runs to provide
supervision of connections.
Supervised
Power Limited
Supervised
Power Limited