agency listings 4-wire photoelectric duct smoke detector the innovairflex ? series are the only duct smoke detectors fexible enough to ft confgurations from square to rectangular and everything in between. features photoelectric, integrated low-flow technology ? air velocity rating from 100 ft/min to 4,000 ft/min (0.5 m/s to 20.32 ? m/sec) versatile mounting options: square or rectangular configuration ? plug-in sensor offers superb false alarm immunity and the latest ? sensor technology broad ranges for operating temperature (C4f to 158f) and ? humidity (0% to 95% non-condensing) patented sampling tube installs from front or back of the detector ? with no tools required increased wiring space with a newly added ?-inch conduit ? knockout one easy-access test/reset button and improved led status ? patented interconnect feature for multi-fan shutdown ? new high contrast terminal designations ? built-in short circuit protection from operator wiring errors ? field selectable settings for configuring the detector ? two dpdt form-c relay contacts ? 24 vac/dc or 120vac ? backward compatibility with existing innovair products, including ? remote accessories the innovairflex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fts both square and rectangular footprints and mounts to round or rectangular ductwork. this unit senses smoke in the most challenging conditions, operating in airfow speeds of 100 to 4,000 feet per minute, temperatures of C4f to 158f, and a humidity range of 0 to 95 percent (non- condensing). a plug-in sensor head ofers improved false alarm immunity and simple installation, testing, and maintenance. an improved cover design isolates the sensor head from the low-fow feature for simple maintenance. the innovairflex housing provides ample wiring space, a ?-inch conduit knockout, and built-in short circuit protection to prevent damage to sensitive components during installation. high contrast terminal designations make wiring easy. with its 2:1 sensor-to-power capability, the power board of the D4120 may be used to monitor a second sensor ,d4s, simultaneously (i.e., supply and return side). as many as 50 innovairflex detectors can be interconnected. when one unit senses smoke, all interconnected detectors will switch their relays; only the detector sensing smoke will go into alarm, thus pinpointing the fre source. an easy-access test/reset button makes it possible to test the unit with the cover on. three dip switches can be used to confgure feld selectable settings: cover tamper delay, number of sensors to be controlled, and shut down on trouble option. each power board has two leds that can be used to indicate the status of connected sensors, and a quick reference imprinted on the cover explains the led status indications (standby, maintenance, trouble, and alarm). the innovairflex duct smoke detector can be customized to meet local codes and specifcations without additional wiring. the new innovairflex product line is compatible with all previous innovair models, including remote test accessories. warning: duct smoke detectors are not a substitute for open area smoke detectors; not a substitute for early warning detection; not a replacement for a buildings regular fre detection system. refer to nfpa 72 and 90a for additional information.
a05-0419-000 innovairflex ? duct smoke detector specifications architectural/engineering specifcations the air duct smoke detector shall be a system sensor innovairflex ? D4120 photoelectric duct smoke detector. the detector housing shall be ul listed per ul 268a specifcally for use in air handling systems. the fexible housing of the duct smoke detector fts multiple footprints from square to rectangular. the detector shall operate at air velocities of 100 feet per minute to 4000 feet per minute (0.5 to 20.32 meters/second). the unit shall be capable of controlling up to 50 air handling systems when interconnected with other detectors. the detector shall be capable of providing a trouble signal in the event that the front cover is removed. it shall be capable of local testing via magnetic switch, test button on the cover, or remote testing using the ssk451 multi-signaling accessory or the rts451key remote test station. terminal connections shall be of the strip and clamp method suitable for 12C18 awg wiring. physical specifcations size: (rectangular dimensions) (square dimensions) 14.38 in (37 cm) length; 5 in (12.74 cm) width; 2.5 in (6.36 cm) depth 7.75 in (19.7 cm) length; 9 in (22.9 cm) width; 2.5 in (6.35 cm) depth weight: 2.5 lbs (1.14 kg) operating temperature range: D4120 & d4s : C4 to 158f (C20 to 70c); d4p120 : C40 to 158f (C40 to 70c) storage temperature range: D4120 & d4s : C22 to 158f (C30 to 70c); d4p120 : C40 to 158f (C40 to 70c) operating humidity range: 0% to 95% relative humidity non-condensing air duct velocity: 100 to 4000 ft/min (0.5 to 20.32 m/sec) electrical ratings power supply voltage: 20C29 vdc 24 vac 50C60 hz 120 vac 50C60 hz input capacitance: 270 f max. 270 f max. n/a reset voltage: 3.0 vdc min. 2.0 vac min. 10 vac min. reset time: (with rts451) .03 to 0.3 sec. .03 to 0.3 sec. .03 to 0.3 sec. reset time: (by power down) 0.6 sec. max. 0.6 sec. max. 0.6 sec. max. power up time: 35 sec. max. 35 sec. max. 35 sec. max. alarm response time: 15 sec. 15 sec. 15 sec. sensitivity test: see detector label see detector label see detector label current requirements: (using no accessories) max. standby current: 21 ma @ 24vdc 65 ma rms @ 24vac 60hz 20 ma rms @ 120vac 60hz max. alarm current: 65 ma @ 24vdc 135 ma rms @ 24vac 60hz 35 ma rms @ 120vac 60hz contact ratings alarm initiation contacts: (spst) 2.0a @ 30 vdc (resistive) alarm auxiliary contacts: (dpdt) 10a @ 30 vdc (resistive); 10a @ 250 vac (resistive); ? hp @ 240 vac ; ? hp @ 120 vac note: alarm auxiliary contacts shall not be connected to initiating circuits of control panels. use the alarm initiation contact for this purpose. supervisory contacts: (spdt) 2.0a @ 30 vdc (resistive); 2.0a @ 125 vac (resistive) accessory current loads at 24 vdc device standby trouble alarm apa151/apa451 12.5 ma n/a 30 ma max. mhr/mhw 0 ma n/a 29 ma max. ra400z 0 ma n/a 12 ma max. rts451/rts451key 0 ma/12 ma n/a 12 ma max. ssk451 8 ma max. 16 ma max. 40 ma max. note: any combination of accessories may be used such that the given accessory loads are: 110 ma or less at the aux output, and 50 ma or less at the alarm output installing the innovairflex sampling tube the innovairflex sampling tube may be installed from the front or back of the detector. the tube locks securely into place and can be removed by releasing the front or rear locking tab (front locking tab shown below right).
a05-0419-000 wiring for 4-wire duct smoke detector and accessories important notes on 2:1 sensor-to-power capability ? 2:1 sensor-to-power capability is not available for all innovairflex models. the feature is only available on the D4120 4-wire conventional models. ? 2:1 sensor-to-power capability can be enabled using one D4120 and one d4s, or two d4s and one d4p120. important interconnect notes ? when using the interconnect feature, all interconnected units must be powered using the same independent supply. ? polarity must be maintained throughout the interconnect wiring. connect the int+ terminal on unit 1 to the int+ terminal on unit 2 and so on. similarly, connect the int/auxC terminal on unit 1 to the int/aux- terminal on unit 2 and so on. ? up to 50 D4120 units, 50 d4p120 units, or 50 units of combination may be interconnected. ? up to 10 dh100acdc units may be interconnected. please note that each of the 9 dh100acdc units interconnected may be replaced by three d4p120 units. therefore, when using the interconnect feature a single dh100acdc can drive either 9 dh100acdcs or 27 D4120 units. * note: alarm can be reset only at the initiating device and not at the devices interconnected. note 1: 24v power inputs accept a non-polarized 24vdc or 24vac 50-60hz. 120vac power inputs accept only 120vac 50-60hz. connect power source to appropriate terminals of each detector. see specifcations for additional power supply information. note 2: auxiliary contacts shown in standby position. contacts switch during alarm as indicated by arrows. auxiliary contacts are not to be used for connection to the control panel. see specifcations for contact ratings. note 3: supervisory contacts shown in standby position. open contacts indicate a trouble condition to the panel. see specifcations for contact ratings. note 4: alarm initiation contacts shown in standby position. closed contacts indicate an alarm condition to the panel. see specifcations for contact ratings. *please refer to the corresponding installation manual for accessory wiring diagrams. 24v ac/dc 9 10 auxilia ry cont acts for f an shutdown, etc. (note 2) 16 61 7 81 87 n.o. c. n.c. n.o. c. n.c. 16 61 7 8 18 7 n.o. c. n.c. n.o. c. n.c. super viso ry cont acts (note 3) 24v 9 10 auxilia ry cont acts for f an shutdown, etc. (note 2) super viso ry cont acts (note 3) sup c. sup n.o. su p n.o. su p c. 5 4 alarm initia tion cont acts (note 4) 5 4 alarm initia tion cont acts (note 4) alarm initia tion loop ul/fm listed 4-wire control p anel + 120 va c 120 va c or or aux a aux b aux a aux b alarm c. alarm c. alarm n.o. alarm n.o. 14 14 3 3 first detect or in the loop power inputs (note 1) power inputs (note 1) last detect or in the loop eol resist or specified by p anel manuf acturer
3825 ohio avenue ? st. charles, il 60174 phone: 800-sensor2 ? fax: 630-377-6495 ?2008 system sensor. product specifcations subject to change without notice. visit systemsensor.com for current product information, including the latest version of this data sheet. a05-0419-000 ? 8/08 ? #1836 accessories system sensor provides system fexibility with a variety of accessories, including two remote test stations and several diferent means of visible and audible system annunciation. as with our duct smoke detectors, all duct smoke detector accessories are ul listed. ordering information part no. description D4120 4-wire photoelectric low-fow duct smoke detector accessories d4s 4-wire photoelectric sensor component only mhr mini horn, red d4p120 4-wire photoelectric power board component only, 24 vac/dc, 120 vac mhw mini horn, white 2d51 4-wire conventional photoelectric sensor head p48-21-00 end cap for metal sampling tubes dst1 metal sampling tube duct width up to 1ft (0.3m) ps12/24slensc ceiling-mount smoke lens dst1.5 metal sampling tube duct widths 1 ft to 2 ft (0.3 to 0.6 m) ps12/24slensw wall-mount smoke lens dst3 metal sampling tube duct widths 2 ft to 4 ft (0.6 to 1.2 m) ps24lo mini-alert add-on strobe (red) dst5 metal sampling tube duct widths 4 ft to 8 ft (1.2 to 2.4 m) ps24low mini-alert add-on strobe (white) dst10 metal sampling tube duct widths 8 ft to 12 ft (2.4 to 3.7 m) ra400z remote annunciator alarm led apa151 remote annunciator with piezo alarm rts451 remote test station dh400 oe-1 weatherproof enclosure rts451key remote test station with key lock etx metal exhaust tube duct width 1ft (0.3m) ssk451 multi-signaling accessory m02-04-00 test magnet rts451 ul s2522 ra400z ul s2522 rts451key ul s2522 mhw ul s4011 mhr ul s4011 apa151 ul s4011 ssk451 ul s2522 ssk451 with ps24low strobe and ps12/24 lensw lens
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