-S models
H C
165°F
Contact closed if
damper closed
Contact closes if
damper open
S2S1
Internal switches
C
H
HotClosed Open
Manual
reset
Some models are SPDT.
Check data sheets.
Switch
cable
Damper blade switch assembly Externally mounted auxiliary switches
Where the original switches for signaling position to a Fire Fighters’ Smoke
Control Panel or to local indicator lights must be replaced or are inoperative
the Belimo –S model actuators may be used or a S2A-F may be installed.
.
Belimo S2A-F
FSLF (mid 2014ff), FSNF, and
FSAF actuators can use the
add on switch package.