Honeywell NOTIFIER SCS Series Operation And Installation Manual page 172

Ratings and Wiring Diagrams
1b listed contact
1b, 1a
listed
contact
Damper Damper
Open Closed
Power Power
AC
MOTOR
Power Return
Figure 5.63 depicts a motorized damper in an HVAC system with the capability of
above configuration, the CON
mode) both control modules would be deactivated, allowing the EMS system to freely control the damper. The CON
contactors: a normally closed contactor for the damper closed power line, and a dual normally open/normally closed contactor for the
damper open power line. The CON
dual normally open/normally closed contactor for the damper closed power line. When the CON
deactivated, and vice versa. When the CON
the EMS to the damper closed power line), the normally closed portion of the dual contactor is opened (cutting any power supplied by the
EMS to the damper open power line), and the normally open portion of the dual contactor is closed, thus supplying power to open the
damper.
172
1a, 1b listed contact
1b listed
contact
DAMPER
OPEN
Figure 5.63 Motorized Damper Control - HVAC Switch Group Type 12
CM is activated and the CON
ON⁄OP
CM controls two contactors: a normally closed contactor for the damper open power line, and a
OFF⁄CL
CM is activated, the normally closed contactor is opened (cutting any power supplied by
ON⁄OP
Power Source
Power Source
CON
Energy
Management
System
and
OPEN CLOSED
CM is deactivated. Under normal operation (non-smoke control
OFF⁄CL
HVAC Wiring Diagrams
Listed
24 VDC
CM
ON/OP
(activated)
*If the SLC device
does not match the
one in this figure,
refer to the SLC
FCM-1
manual appendix,
which contains
CON CM
OFF/CL
wiring conversion
(deactivated)
charts for type V
and type H
modules.
FCM-1
SLC Loop
control, switch group type 12. In the
CM controls two
ON⁄OP
CM is activated, the CON
ON⁄OP
SCS Series Manual — P/N 15712:L 7/18/16
CM is
OFF⁄CL