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� <br /> Intelligent Detection Devices <br /> Photoelectric Smoke Detector <br /> Model OP921 <br /> ARCHITECT AND ENGINEER SPECIFICATIONS <br /> • Compatibfe with Siemens Model 'H'-series devices on the same loop <br /> (with Modet FC9-series fire-alarm control panels) <br /> • Compatible with Model 8720/ DPU (device programmer/ loop tester) <br /> • Utilizes advanced microprocessor-based signal processing ,,.,,���'�°y�,�i�,� '���3� � ' �,'� � <br /> • Extended tem erature and humidit o eratin ran e F � ,,,. „ � �,;,p� � = <br /> p Y p 9 9 <br /> � .. <br /> • Each detector is self-testing: � , , � <br /> ■ self monitored for sensitivity within�UL Listed limits ��a, '� " � � ���� <br /> � complete diagnostics performed every 10 seconds r �,�� �� ���' �`: :; <br /> 3 ��� l`� <br /> • Polarity insensitive utilizing SureWireT"^technology `�� �.��- <br /> �: a. <br /> • Compatible with Model DB-11-series mounting bases :�� �`f £. <br /> �.-,� � w...._. <br /> • Tri-color detector status LED with 360°viewing <br /> • Field-selectable application sensitivity profiles �. <br /> • Remote sensitivity-measurement capability <br /> • Utilizes advanced signal processing . Automatic environment compensation <br /> • Superior EMI/ RFI immunity . �3UL268A Listed [for direct air-duct use], <br /> • RoHS compliant �ULC Pending; CSFM Approved <br /> Product Overview <br /> The Photoelectric Smoke Detector(Model OP921)uses Model 8720/DPU eliminates the need for cumbersome, <br /> state-of-the-art microcontroller circuitry and surface- unreliable mechanical programming methods,such as dials <br /> mount technology for maximum reliability. Model or switches,and reduces installation and service costs by <br /> OP921 incorporates an opticat sensor using a light- electronically programming and testing the detector prior to <br /> scattering detection principle. The device utilizes installation. <br /> advanced software algorithms to analyze the signals, For proper operation of the field-device programmer 1 test <br /> and provides highly stable and accurate smoke unit,the technician selects the accessor�/s program mode, <br /> detection. and enters the desired address. In turn,Model 87201 DPU <br /> Further,Model OP921 uses state-of-the-art automatically sets and verifies the address,as well as tests <br /> microprocessor circuitry with error check;detector self- the detector. When in the'tesY mode, Model 87201 DPU will <br /> diagnostics,and supervision programs. perform a series of diagnostic tests without altering the <br /> Field-Device Programmer!Test Unit address or other stored data,allowing technicians to <br /> determine if the detector is operating properly. <br /> Model OP921 is compatible with the Siemens field- <br /> device programmer/test unit(Modef 8720/DPU), Model 8720!DPtJ operates on AC power or rechargeal?le <br /> which is a campact,portable,menu-driven accessory batteries,providing flexibility and convenience in <br /> for electronicalfy programming and testing detectors programming and testing equipment from practically any <br /> easily and reliably. location. <br /> cerberusTM PRo 9902 <br /> Fire sa�ety&security Products Photoelectric Smoke Detector <br /> Answers for infrastructure SI EM ENS <br />