Specifications SYSTEM
SENSOR® •
a ;
Smoke Detectors with
Sounder and Relay Option ,
System Sensor if sounder and relay smoke detectors s
apply the guiding principles of installation ease, 3
intelligence, and instant inspection in a series of RECEIVED
specialty conventional devices. JUL 2 4 2r lq
CITY OF TIGARD
•
BUILDING DIVISION
Installation ease.Throughout the i series, installation is simple Features
with its installer - friendly base and plug -in design.The base 85 dB sounder
accommodates a broad range of back box and direct mounting
options and provides ample space for pre- wiring the device.To • Form C relay
complete the installation, the i detector plugs into its base with a
•
simple Stop Drop 'N Lock action. Isolated thermal sensor
• Plug -in design - base included
Intelligence. To reduce the likelihood of nuisance alarms, all
•
P detectors are equipped with both drift compensation and In-line terminals
smoothing algorithms.These capabilities minimize both short- and • Flexible mounting options
long -term causes of nuisance alarms such as RF interference and
•
dust accumulation. When connected to the 2W -MOD2 loop test/ Stop-Drop 'N Lock" attachment to the base
maintenance module or an i Ready'" panel, 2 -wire i detectors can • Removable cover and chamber
generate a remote maintenance signal when in a maintenance or
•
freeze trouble condition.To measure the sensitivity of any 1 detector, Remote maintenance signaling
the SENS -RDR displays the reading, in terms of percent - per -foot • Drift compensation and smoothy ri hms TIGARD
obscuration, within seconds. (� • Simplified sensitivity measurement. Y
Approved PA Cr- Di, elwre.
Instant inspection.The i line's red and green LEDs simplify local • Dual color LEDs Conditionally Approved [ I
status indication during power -up, standby, alarm, maintenance and See Letter to: Follow [ J
freeze trouble conditions. When in alarm, P sounder models generate Attached
an 85 dB temporal tone. If connected to the RRS -MOD reversing L
relay /synchronization module, all P sounders on the loop will Permit Number: 2004 •dMG N
activate when one detector is in alarm. Additionally, the RRS -MOD Address 73 5 g -tom J 7 i4^h Gt01- Re(
synchronizes the output of all i sounders to ensure a clear audible By: A^ Date: 7- 3 u -€1
signal. Agency Listings
Should the application call for differentiating between a local and
y'S- iT-
a general alarm, the i line offers an isolated thermal model, which 4 1//) ) initiates a local alarm when smoke is detected, and a general alarm ��` "'°
LISTED APPROVED I I approved approved
when the thermal sensor is activated. s9n 3015195 7272 - 1653.164 372 -02 -0 2133
OFFICE COPY
(6 Smoke Detector Specifications
Electrical Specifications LED Modes
Operating Voltage Nominal: 12/24 V non - polarized LED Mode Green LED Red LED Condition Duration
2 -wire: 8.5 V - 35 V Power up Blink every Blink every 10 Initial LED 80 seconds
4 -wire: 10 V - 35 V 10 seconds seconds status
Maximum Ripple Voltage 30% of applied voltage (peak to peak) indication
Standby Current 2 -wire: 50 pA maximum average Normal Blink every 5 off
4 -wire: 50 pA maximum average (standby) seconds
Peak Standby Current 2 -wire: 100 pA Out of off Blink every 5
4 -wire: n/a sensitivity seconds
Maximum Alarm Current 2 -wire: 2WTR -B: 130 mA limited by control Freeze off Blink every 10
panel trouble seconds
2WTA -B: 130 mA ** Alarm off Solid
4-wire: 4VVTA B,4WTR B: 35 mA Power Up Sequence for LED Indication
4WLAR -B, 4VVITAR-B: 50 mA
* *Direct Power (Non - reverse Polarity): 130 Condition Duration
mA limited by panel. Reverse Polarity Power: Initial LED 80 seconds
30 mA for the 2WTA -B in alarm; 12 mA for all status
other 2WTA -B units on the loop. Add 25 mA indication
. for the RRS -MOD reversing relay alarm current. Architect/Engineer Specifications
Alarm Contact Ratings 2 -wire: n/a Smoke detector shall be a System Sensor i Series model number ,
4 -wire: 0.5 A @ 30V AC/DC listed to Underwriters Laboratories UL 268 for Fire Protection Signaling
Form C Contact Ratings 2A @ 30V AC/DC Systems.The detector shall be a combination photoelectric/thermal
Physical Specifications equipped with a sounder (model 2WTA -B, 4WTA -B), a Form C relay (model
Operating Temperature 32 °F- 1'00° F (0 °C- 37.8° C) 2WTR -B), a combination sounder /relay (model 4WTAR -B) or an isolated
thermal /sounder /relay (model 4W(LAR -B). The detector shall include a
Range mounting base for mounting to 3 -inch and 4 -inch octagonal, single gang,
Operating Humidity 0 to 95% RH non - condensing and 4 -inch square back boxes with a plaster ring, or direct mount to the
Range ceiling using drywall anchors. Wiring connections shall be made by means
Thermal Sensor 135°F (57.2°C) fixed of SEMS screws.The detector shall allow pre- wiring of the base and the
Freeze Trouble 41°F (5 °C) head shall be a plug -in type. The detector shall have a nominal sensitivity
Sensitivity 2.5 % /ft. nominal of 2.5% per foot nominal as measured in the UL smoke box The detector
Input Terminals 14-22 AWG shall be capable of automatically adjusting its sensitivity by means of drift
compensation and smoothing algorithms. The detector shall provide dual
Dimensions (including 5.3 inches (134 mm) diameter, 2.0 inches (51 color LED indication which blinks to indicate power -up, normal standby, out
base) mm) height of sensitivity, alarm, and freeze trouble conditions. When used in conjunction
Approximate Weight 7.1 oz. (200 grams) with the 2W -MOD2 module, 2 -wire models shall include a maintenance
Sound Pressure Output 85 dBA (models 2WTA -B, 4WTA -B, 4WTAR -B, signal to indicate the need for maintenance at the alarm control panel, and
and 4WITAR -B only) shall provide a loop testing capability to verify the circuit without testing each
Mounting 31/2 -inch octagonal back box, 4-inch octagonal detector individually. When used in conjunction with the RRS -MOD module,
back box, Single gang back box, 4-inch square all i sounder models on a loop shall sound when one alarms, all shall be
back box with a plaster ring, Direct mount to synchronized, and all sounders may be silenced from the panel.
ceiling
Ordering Information
Model Thermal Wiring Alarm Current Model Description
2WfA -B Yes 2 -wire 130 mA max limited by RRS -MOD Reversing relay /synchronization module , .
control panel 2W -MOD2 2 -wire loop test maintenance module
2WTR -B Yes 2 -wire 130 mA max limited by SENS -RDR Sensitivity reader
control panel RT RemovaVreplacement tool
4WTA B Yes 4 -wire 35 mA A77 -AB2 Retrofit adapter bracket
4WTR -B Yes 4 -wire 35 mA •
4WTAR -B Yes 4 -wire 50 mA
4WITAR -B Yes 4 -wire 50 mA
V �E� 3825 Ohio Avenue • St Charles, IL 60174 P� "a 02006 System Sensor
� SE�SOR® Phone: 00 SENSOR2 • Fax: 630-377-6495 N e nt product cha ngewtth 5teet nonce °ersViso sfth is data ensoresheet
for
\`lY`y` "IP�a i " om A05- u 7 /om en anortn
AOS034 &003 . 7/06 . p1676