Direct Service Done Right
Since 1948, Nystrom has been the go-to manufacturer of specialty building products providing a wide range of floor, roof, wall,
ceiling, and stair access products that create safer, more accessible buildings. We offer hassle-free services including access
to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
©2023 Babcock-Davis, Inc.
Rev 02/2023
Installation & Ope Maintenance
AcousticMAX Smoke Vent
Model(s): BSVZ/BSVY
10
Great Products. Better Partners.
Babcock-Davis is a leader in roof hatches, smoke vents and safety railings for the commercial roofing market. We also manufacture architectural
access and safety-related building products for commercial structures. Babcock-Davis provides local connections through a broad distribution
network to accelerate and simplify the building process for contractors and building owners, offering hassle-free services including access to
technical experts, REVIT tools for BIM, HPDs for LEED v4, 3-part specifications and AIA-accredited continuing education courses.
*EMERGENCY OPERATION, releasing the actuator from the rotary latched pivot point
Input
Operation
User presses and holds the open
button.
Controller checks to ensure the open position internal limit switch for
actuator is not closed, if not the controller will drive the actuator to extend
until the user releases the open button or the open position internal limit
switch for actuator closes. Works individually for each actuator.
User presses and holds the close
button.
Controller checks to ensure the close position internal limit switch for
actuator is not closed, if not the controller will drive the actuator to collapse
until the user releases the close button or the close position internal limit
switch for actuator closes. Works individually for each actuator.
Fire alarm tie-in sends a
constant signal to the 24V relay
in control box when the fire
alarm is tripped
The controller will drive each actuator until the open position internal
limit switch for each actuator closes or until the timer finishes. Drives
both actuators simultaneously.
QUESTIONS?
For more information on installation, repair, or replacement, please contact Customer &
Sales Support at 800-547-2635 or visit
User Operation
Execution
Reset
?
Open using push button station
User depresses the open button until both doors fully
open.
no
Close using push button station
User depresses the close button until both doors fully close.
no
*Open using interior manual pull
User pulls the interior manual pull handle.
yes
*Open using exterior manual pull
User pulls the exterior manual pull handle.
yes
*Thermally
Fusible link melts at listed temperature (160-520F).
yes
Open with 24V Signal
(fire
alarm)
Optional signal sent from fire alarm, smoke detector, etc. by others.
no
Reset
Push and hold the Open button on the control button station
until the actuators back into the rotary latches.
n/a
Linear Actuator
Push Button Station
