Honeywell NOTIFIER SCS Series Operation And Installation Manual page 168

Ratings and Wiring Diagrams
Damper
Open
Power
MOTOR
Power Return
Figure 5.59 depicts a motorized damper in an HVAC system with the capability of
ration, the CON
ON⁄OP
line, and a dual normally open/normally closed contactor for the damper open power line. When the CON
mally closed contactor is opened (cutting any power supplied by 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 close the damper. When the CON
damper. The EMS is currently being overridden by the CON
168
1a, 1b listed contact
Damper
Closed
Power
DAMPER
OPEN
AC
Figure 5.59 Motorized Damper Control - HVAC Switch Group Type 8
CM is activated. The CON
ON⁄OP
Energy
Management
System
1a listed
*If the SLC device
contact
does not match the
one in this figure,
refer to the SLC
manual appendix,
which contains wiring
conversion charts for
type V and type H
modules.
CM controls two contactors: a normally closed contactor for the damper closed power
CM.
ON⁄OP
Power Source
Listed
24 VDC
Power Source
CON CM
ON/OP
(activated)
FCM-1
control, switch group type 8. In the above configu-
OPEN
CM is activated, the nor-
ON⁄OP
CM is deactivated, the EMS is free to control the
ON⁄OP
SCS Series Manual — P/N 15712:L 7/18/16
HVAC Wiring Diagrams
SLC Loop