Honeywell NOTIFIER SCS Series Operation And Installation Manual page 163

HVAC Wiring Diagrams
Damper
Open
Power
MOTOR
Power Return
Figure 5.54 depicts a motorized damper in an HVAC system with the capability of verification of the
type 3. In the above configuration, the EMS is supplying power to the damper closed power line. When power is supplied to the damper
closed power line, the damper closes. When the damper completely closes, the damper closed limit switch is
damper is in the
CLOSED
VER MM monitors the
ON⁄OP
VER MM is deactivated because the damper is
ON⁄OP
SCS Series Manual — P/N 15712:L 7/18/16
Damper
Closed
Power
DAMPER
CLOSED
AC
Figure 5.54 Motorized Damper Control - HVAC Switch Group Type 3
position. The VER
OFF⁄CL
position of the damper open limit switch. In this case the VER
CLOSED
Energy
Management
System
ELR-47K
(use 3.9K listed ELR with FZM-1)
Limit Switch
for open
position
N/O
COM
N/O
COM
Limit Switch
for closed
position
MM monitors the position of the damper closed limit switch and the
CLOSED
.
CLOSED
Ratings and Wiring Diagrams
Power Source
VER MM
ON⁄OP
(deactivated)
FMM-1
VER MM
OFF/CL
(activated)
FMM-1
SLC Loop
and
OPEN CLOSED
, indicating that the
CLOSED
MM is activated and the
OFF⁄CL
*If the SLC device
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.
state, switch group
163