Panasonic GM1 Series

2.3 Restrictions on the Number of Expansion Units
Up to 15 expansion units can be mounted on the right side of the GM1 Controller
.
(1) Controller (2) Expansion unit (3) End unit
● Be sure to connect an end unit to the end of the system.
2.3 Restrictions on the Number of Expansion Units
2-4 WUME-GM1ETCSU-01