5
WIRING – ZONE DAMPERS
Fused 24V 40VA Transformer.
Transformer and fuse must be sized for total number of
zone dampers (12va per damper).
TR
SERIES
DAMPER
M M
1
2
3
3
TR1
TR2
2
1
DIGI3U
SYSTEM
CONTROLLER
ONE TO THREE TR SERIES
DAMPERS
Fused 24V 40VA Transformer.
Transformer and 2 amp fuse.
TR
SERIES
DAMPER
M M
1
2
3
3
TR1
TR2
2
1
DIGI3U
SYSTEM
CONTROLLER
Wiring Up to Three TR Series Dampers to a Zone
Wiring One TR Series Damper to a Zone
