STI Stopper SS2xy8 Quick guide

Safety Notice to Installers and Users
This push button has been tested according to UL508. Non-re alarm initiating devices are
listed in UL category NRNT. It is important to read, understand and follow all instructions
provided with this product. It is the installer’s responsibility to comply with NEC, Canadian
Electrical Code, mounting specications according to ADA and other applicable re and
electrical codes. After installation and testing are complete, provide a copy of this manual to all
personnel responsible for testing and maintenance of this product. To avoid electrical shock,
DO NOT attempt to install this product when power is on.
Note: To reduce potential risk, STI discourages use of a pneumatic timer button as an
emergency power disconnect or any control that may restart automatically at the end of the
timing sequence.
L’ess ai de ce bouton-poussoir a été réalisé selon UL508. Les dispositifs de déclenchement
d’alertes non incendie sont répertoriés sous la catégorie UL NRNT. Il est important de lire,
de comprendre et de suivre toutes les instructions fournies avec ce produit. Il incombe à
l’installateur de se conformer aux normes NEC, Code canadien de l’électricité, aux specications
de montage selon l’ADA et aux autres codes de prévention des incendies et de l’électricité
en vigueur. Pour éviter un choc électrique, NE tentez PAS d’installer ce produit lorsqu’il est
sous tension. Une fois l’installation et les essais terminés, vous devez fournir une copie de ce
manuel à l’ensemble du personnel chargé de l’essai et de l’entretien de ce produit.
Note: Pour réduire un risque potentiel, STI déconseille d’utiliser le bouton-poussoir
phéumatique temporisé, pour la déconnexion d’alimentation de secours ou tout autre contrôle
qui peut être réinitialisée automatiquement à la n de la séquence de temporisation.
ADA
Compliant
ADA
Compliant
We protect the things that protect you.®
Installation and Service Instructions
Stopper®Station Series
Push Button with Pneumatic Timer Button
Models SS2xy8

- 2 -
Contact Diagram
Contact Rating
One set NO and one set NC
Rated at 10 AMP @ 240 VAC
Recognized Component listing is 1,000,000 cycles
Operating Temperature of button 15° to 120°F (-9° to 49°C)
1. ADA mounting compliance requires the
operable part of the initiating device shall
not be less than 1.1m
(3 1/2 ft.) or greater than 1.37m
(4 1/2 ft.) above nished oor service.
2. The continuity of the conduit system (if
applicable) shall be maintained.
INSTALLATION NOTES
Contacts
One set NO and one set NC
Switch Information
4.83 in.
(123mm)
3.22 in.
(82mm) .91 in.
(23mm)
1.47 in.
(38mm)
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
SQUEEZE TABS AND PUSH
ASSEMBLY INTO PLATE
A
A
SQUEEZE TABS
AND PUSH
ASSEMBLY
INTO PLATE
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-30 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
NO
NC
COM
LED –
LED +
SWITCH 1
SWITCH 2
SQUEEZE TABS
AND PUSH
ASSEMBLY
INTO PLATE
POWER IN
12-24 VDC/VAC
NC
COM
NO
MAG LOCK
UB-1L LED PCB
UL Listed
NORMAL POSITION BUTTON ACTIVATED
MAGNETIC LOCK
MESSAGE LAMP
ON
OFF
OFF
ON
+
+
+
12-24 VDC Power Supply
NC
NO
NC
NO
(BLACK) NC
(RED) NO
NC (GREEN)
NO (WHITE)
OFF
ON
+
+
+
MAG LOCK
NC CONTACTS
NO CONTACTS
UB-1L LED PCB
UL Listed
12-24 VDC Power Supply
NORMAL POSITION BUTTON ACTIVATED
ON
OFF
MAGNETIC LOCK
MESSAGE LAMP
UB-1L LED PCB
NYLON WASHER
SCREW
COUNTERCLOCKWISE
CLOCKWISE
TIMER RANGE ADJUSTMENT SCREW
ADJUSTMENT RANGE 2 TO 60 SECONDS ( 15%)
WITH REPEAT ACCURACY 10%
TIMER FACTORY SET TO MINIMUM TIME
SETTING. TO INCREASE TIME, TURN
SCREW CLOCKWISE IN 1/4 TURN
INCREMENTS. WHEN CLOSE TO DESIRED
TIME, TURN SCREW IN VERY FINE
INCREMENTS TO DESIRED SETTING.
CAUTION: OVER-TIGHTENING MAY
CAUSE DAMAGE TO TIMER.
CONNECTION AND LEAD WIRE
COLOR CODE
12
34
SCREWDRIVER
±
±
4.83 in.
(123mm)
3.22 in.
(82mm) .91 in.
(23mm)
1.47 in.
(38mm)
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
SQUEEZE TABS AND PUSH
ASSEMBLY INTO PLATE
A
A
SQUEEZE TABS
AND PUSH
ASSEMBLY
INTO PLATE
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-30 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
NO
NC
COM
LED –
LED +
SWITCH 1
SWITCH 2
SQUEEZE TABS
AND PUSH
ASSEMBLY
INTO PLATE
POWER IN
12-24 VDC/VAC
NC
COM
NO
MAG LOCK
UB-1L LED PCB
UL Listed
NORMAL POSITION BUTTON ACTIVATED
MAGNETIC LOCK
MESSAGE LAMP
ON
OFF
OFF
ON
+
+
+
12-24 VDC Power Supply
NC
NO
NC
NO
(BLACK) NC
(RED) NO
NC (GREEN)
NO (WHITE)
OFF
ON
+
+
+
MAG LOCK
NC CONTACTS
NO CONTACTS
UB-1L LED PCB
UL Listed
12-24 VDC Power Supply
NORMAL POSITION BUTTON ACTIVATED
ON
OFF
MAGNETIC LOCK
MESSAGE LAMP
UB-1L LED PCB
NYLON WASHER
SCREW
COUNTERCLOCKWISE
CLOCKWISE
TIMER RANGE ADJUSTMENT SCREW
ADJUSTMENT RANGE 2 TO 60 SECONDS ( 15%)
WITH REPEAT ACCURACY 10%
TIMER FACTORY SET TO MINIMUM TIME
SETTING. TO INCREASE TIME, TURN
SCREW CLOCKWISE IN 1/4 TURN
INCREMENTS. WHEN CLOSE TO DESIRED
TIME, TURN SCREW IN VERY FINE
INCREMENTS TO DESIRED SETTING.
CAUTION: OVER-TIGHTENING MAY
CAUSE DAMAGE TO TIMER.
CONNECTION AND LEAD WIRE
COLOR CODE
12
34
SCREWDRIVER
±
±
Black
Red
Green
White
4.83 in.
(123mm)
3.22 in.
(82mm) .91 in.
(23mm)
1.47 in.
(38mm)
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
SQUEEZE TABS AND PUSH
ASSEMBLY INTO PLATE
A
A
SQUEEZE TABS
AND PUSH
ASSEMBLY
INTO PLATE
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-30 VDC/VAC
POWER IN
12-24 VDC/VAC
POWER IN
12-24 VDC/VAC
NO
NC
COM
LED –
LED +
SWITCH 1
SWITCH 2
SQUEEZE TABS
AND PUSH
ASSEMBLY
INTO PLATE
POWER IN
12-24 VDC/VAC
NC
COM
NO
MAG LOCK
UB-1L LED PCB
UL Listed
NORMAL POSITION BUTTON ACTIVATED
MAGNETIC LOCK
MESSAGE LAMP
ON
OFF
OFF
ON
+
+
+
12-24 VDC Power Supply
NC
NO
NC
NO
(BLACK) NC
(RED) NO
NC (GREEN)
NO (WHITE)
OFF
ON
+
+
+
MAG LOCK
NC CONTACTS
NO CONTACTS
UB-1L LED PCB
UL Listed
12-24 VDC Power Supply
NORMAL POSITION BUTTON ACTIVATED
ON
OFF
MAGNETIC LOCK
MESSAGE LAMP
UB-1L LED PCB
NYLON WASHER
SCREW
COUNTERCLOCKWISE
CLOCKWISE
TIMER RANGE ADJUSTMENT SCREW
ADJUSTMENT RANGE 2 TO 60 SECONDS ( 15%)
WITH REPEAT ACCURACY 10%
TIMER FACTORY SET TO MINIMUM TIME
SETTING. TO INCREASE TIME, TURN
SCREW CLOCKWISE IN 1/4 TURN
INCREMENTS. WHEN CLOSE TO DESIRED
TIME, TURN SCREW IN VERY FINE
INCREMENTS TO DESIRED SETTING.
CAUTION: OVER-TIGHTENING MAY
CAUSE DAMAGE TO TIMER.
CONNECTION AND LEAD WIRE
COLOR CODE
12
34
SCREWDRIVER
±
±

- 3 -- 3 -
Housing Installation
Installation
PULL BOTTOM OF SHELL OUT AND LIFT UP UNTIL
TABS ARE RELEASED FROM SLOTS IN TOP OF
SWITCH ASSEMBLY.
ONCE INSTALLATION IS COMPLETE, SECURE
SHELL WITH SCREW AND HEX WRENCH (SHOWN).
3/32” HEX WRENCH
(1) PROVIDED
ALLEN HEAD SCREW
#8-32 x 3/8 in.
(1) PROVIDED
SWITCH SHELL
BUTTON AND SWITCH ASSEMBLY
REMOVE SCREW. PULL BOTTOM OF HOUSING OUT AND LIFT UP UNTIL
TABS ARE RELEASED FROM SLOTS IN TOP OF SWITCH ASSEMBLY.
WHITE
BLACK
GREEN
RED
INSULATING
BUSHING
SCREW #6-32 x 1 in.
(2) PROVIDED
BUTTON CAP
(PUSH SHOWN)
SCREW
#6 x 1-1/4 in.
(4) PROVIDED
BUTTON AND SWITCH ASSEMBLY
ANCHOR
(4) PROVIDED
DRILL (4)
3/16 in. DIA. HOLES
KIT-71100A-COLOR
BACKBOX (OPTIONAL)
NOTE
ADA MOUNTING COMPLIANCE REQUIRES
THE OPERABLE PART OF THE INTITIATING DEVICE
SHALL NOT BE LESS THAN 1.1m (3 1/2 ft.) OR
GREATER THAN 1.37m (4 1/2 ft.)
ABOVE FINISHED FLOOR SERVICE.
DRILL POINT LOCATION PROVIDED TOP AND BOTTOM
FOR 1/2” CONDUIT FITTINGS. DRILL AS NEEDED.
BUTTON ILLUMINATION*
ASSEMBLY
BUTTON CAP
ALIGNMENT HOLE
BUTTON ILLUMINATION WIRES*
NOTE
ADA MOUNTING COMPLIANCE REQUIRES THE OPERABLE PART OF
THE INITIATING DEVICE SHALL NOT BE LESS THAN 1.1 m (3 ½ ft.) OR
GREATER THAN 1.37m (4 ½ ft.) ABOVE FINISHED FLOOR SURFACE.
*BUTTON ILLUMINATION WIRING
12-24 VAC/VDC, 21mA EACH COLOR
BLACK - GROUND (-)
WHITE - WHITE LED (+)
GREEN - GREEN LED (+)
RED - RED LED (+)

Dimensions
1.62 in.
(41mm)
1.58 in.
(40mm)
MODELS WITH
OPTIONAL BACK BOX
MODELS
WITHOUT BACK BOX
PNEUMATIC
1.62 in.
(41mm)
1 in.
(25mm)
3.22 in.
(82mm)
4.86 in.
(123mm)
1.62 in.
(41mm)
1.37 in.
(35mm)
COM
NO
NC
MODELS
WITHOUT BACK BOX
3.22 in.
(82mm)
4.86 in.
(123mm)
1.62 in.
(41mm)
1.58 in.
(40mm)
MODELS WITH
OPTIONAL BACK BOX
MODELS
WITHOUT BACK BOX
PNEUMATIC
1.62 in.
(41mm)
1 in.
(25mm)
3.22 in.
(82mm)
4.86 in.
(123mm)
1.62 in.
(41mm)
1.37 in.
(35mm)
COM
NO
NC
MODELS
WITHOUT BACK BOX
3.22 in.
(82mm)
4.86 in.
(123mm)
1.62 in.
(41mm)
1.58 in.
(40mm)
MODELS WITH
OPTIONAL BACK BOX
MODELS
WITHOUT BACK BOX
PNEUMATIC
1.62 in.
(41mm)
1 in.
(25mm)
3.22 in.
(82mm)
4.86 in.
(123mm)
1.62 in.
(41mm)
1.37 in.
(35mm)
COM
NO
NC
MODELS
WITHOUT BACK BOX
3.22 in.
(82mm)
4.86 in.
(123mm)
Warranty
Three year guarantee against breakage of polycarbonate in normal use (one year on electro
mechanical and electronic components).
Electronic warranty form at www.sti-usa.com/wc14.
WARNING: This product can expose you to chemicals including Bisphenol A, which is
known to the State of California to cause reproductive harm and Dichloromethane, which
is known to the State of California to cause cancer.
SS2008RevB IS, DEC2023
Printed in China
Taylor House • 34 Sherwood Road • Bromsgrove, Worcestershire • B60 3DR • England
Tel: [phone] • [email protected] • www.sti-emea.com
Unit 7A • Lockhead Avenue • Airport Business Park • Waterford • X91 HWF2 • Ireland
[email protected] • www.sti-emea.com
2306 Airport Rd • Waterford, MI 48327, USA
Phone: [phone] • [email protected] • www.sti-usa.com
EMEA
USA