System Sensor 3251

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200 Series Intelligent Smoke Detector Division of Pittway Ohio Avenue St Charles IL 60174 736 7672 Fax 630 377 6495 Available Low profile combination photoelectronic and thermal detector Microprocessor based technology Advanced fire detection and discrimination algorithms Rotary decade address switches Mechanically integrated shared volume smoke chamber Digital pulsewidth encoded communications with noise Omni Sensor model 3251 is a microprocessor based detector which uses a combination of ionization and thermal sensing technologies Its signal processing allows each sensor to be set at an optimal set point to reduce nuisance while integration of the sensor input permits warning of fire Five sensitivity settings are to cover a broad range of applications Dual LEDs visible from 360 flash green in standby glow steady red for alarm Omni Sensor continuously monitors its sensitivity smoke and compensates for any change or drift due to temperature and humidity It incorporates rotary address switches recognized as the industry addressing method The exact address of each can facilitate swift response to a specific fire or allow for selective maintenance when Range Current Sensor Current Resistance Volts DC Peak 24 VDC no fixed temperature thermistor mA 24 VDC maximum Weight Humidity inches 10.4 cm inches 4.22 cm oz 104 g to 38 C 32 to 100 F 93 non condensing System Sensor 5 97 document is not intended to be used for installation purposes Specifications intelligent combination detector shall be a System Model 3251 The detector shall include ionization and thermal sensing The detector shall have a mechanically photoelectronic and ionization shared volume chamber The detector shall be equipped with dual light emitting diodes that are visible from the floor LEDs will flash green to indicate power and glow red indicate alarm The detector shall be capable of an output voltage to an optional remote LED as an indication of alarm status It shall be cleanable and shall have a magnetic test switch addressing shall be accomplished by means of decade switches capable of being selected and reset the field without external programming equipment The shall use a plug in low profile aesthetically design no taller than 1.7 base included connections shall be by means of a clamping plate screw in the base Omni Sensor design features a integrated photoelectronic and shared volume smoke chamber Test magnet replacement flange for B501B base LED annunciator 3 32 VDC fits U S single electrical box Information No intelligent plug in combination ionization and thermal detector be mounted to the B501 or B210LP base adapter base adapter base base includes B501 adapter base adapter base 6.1 diameter provides Form C for control of auxiliary functions adapter base 6.1 diameter provides of short circuits Sensor Sales and Service Sensor Headquarters Ohio Ave Charles IL USA 60174 800 SENSOR2 630 377 6495 On Demand x3 Sensor in Europe 011 44 1403 276500 011 44 1403 276501 Sensor in Canada 905 812 0767 905 812 0771 2 Sensor in China 011 86 29 524 6253 011 86 29 524 6259 Sensor in the Far East 011 852 2191 9003 011 852 2736 6580 Sensor in Singapore 011 65 273 2230 011 65 273 2610 Sensor in Australia 011 613 54 281 142 011 613 54 281 172

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