System Address - IVAC Pro Guía Del Usario

4.2 System Address

By means of the Program Switch, the 'iVAC Pro Switch' can be
assigned to work on one of four system addresses, A, B, C or
D. The system address is to enable up to four systems to
operate independently while within communication range of
each other.
All units required to operate together must be set to the
same System Address.
System Address Programming.
All switches shown in Off position.
System Address
A
B
C
D
S1 S2
Off Off
On Off
Off On
On On