Section 1
SAFETY AND
INTRODUCTION
2
master-slave relationship) so the system remains operational even if a member is taken
off-line.  Both the Supervisor Controller and WS Controller can be configured with up to
16 machines in a sequence system.  When one or more Supervisor II Deluxe Controllers
are in the system, the maximum number of machines is eight.  Refer to Section 2 for
details.
A system with one or more variable-speed compressors offers additional opportunities for
control.  Refer to Section 3 for details on sequencing with variable speed compressors.
Section 4 covers application of controllers in master-controlled systems.
Section 5 describes the operation of timers used in an internal sequencing system.
Section 6 contains technical details of the hardware and protocol used on the
communication bus.  Other equipment may monitor the communication bus for data and
assessment of system performance.