Honeywell NOTIFIER SCS Series Operation And Installation Manual page 136

Ratings and Wiring Diagrams
Damper Damper
Open Closed
Power Power
AC
MOTOR
Power Return
Figure 5.27 depicts a motorized damper in a non-dedicated system with the capability of
switch group type 5. In the above configuration, the CON
closed contact for the damper closed power line, and a dual normally open/ normally closed contact for the damper open power line. When
the CON CM is activated, the normally closed contact is opened (cutting any power supplied by the EMS to the damper closed power
ON⁄OP
line), the normally closed portion of the dual contact is opened (cutting any power supplied by the EMS to the damper open power line), and
the normally open portion of the dual contact is closed, thus supplying power to close the damper. When the CON
the EMS is free to control the damper. The EMS is currently being overridden by the CON
When power is supplied to the damper open power line, the damper opens. When the damper completely opens, the damper open limit
switch is , indicating that the damper is in the
CLOSED
limit switch. In this case the VER
136
1b, 1a listed contactor
1b listed
contactor
ELR-47K
(use 3.9K listed ELR with FZM-1)
Limit Switch
DAMPER
OPEN
Figure 5.27 Motorized Damper Control
Non-dedicated System - FSCS Switch Group Type 5
ON⁄OP
position. The VER
OPEN
MM is activated because the damper is
ON⁄OP
Non-dedicated Smoke Control System Wiring Diagrams
Power Source
Energy
Management
System
for open
position
N/O
COM
OPEN
CM is activated. The CON
ON⁄OP
ON⁄OP
MM monitors the
ON⁄OP
.
OPEN
Listed
24 VDC
Power Source
CON CM
ON/OP
(activated)
FCM-1
*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
VER MM
ON⁄OP
and type H
(activated)
modules.
FMM-1
SLC Loop
control and verification of the
CM controls two contactors: a normally
CM is deactivated,
ON⁄OP
CM.
position of the damper open
CLOSED
SCS Series Manual — P/N 15712:L 7/18/16
state,
OPEN