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EN 

Installation Instructions 

Multiplex Photoelectric 
Duct Smoke Detector 

 

D7050DH 

Summary of Contents for D7050DH

Page 1: ...EN Installation Instructions Multiplex Photoelectric Duct Smoke Detector D7050DH ...

Page 2: ...n The D7050DH Figure 1 is Underwriters Laboratories Inc UL Listed and requires a D343 Duct Detector Housing Use this detector with the D7024 or a DS9400M that includes a D7039 or DS9431 Multiplex Expansion Module An LED indicator on the head flashes every 3 to 8 sec to ensure the D7050DH has power and the smoke sampling circuitry functions This LED flashes at least once each second during an alarm...

Page 3: ...ation and Installation Guide P N 31499 or the DS9400M Reference Guide P N 44578 for additional address limitations Figure 3 Setting the D7050DH Address 0 5 1 2 3 4 6 7 8 9 0 5 1 2 3 4 6 7 8 9 0 2 1 2 0 1 A B 1 2 3 1 Hundreds 2 Tens 3 Ones A D7024 FACP B DS9400 FACP For example 0 hundreds 9 tens 5 ones Address 95 on the D7024 FACP The A address range works on the D7039 Multiplex Expansion Module wi...

Page 4: ...g to the next detector 7 2 Sensitivity Testing Calibration is important in determining a detector s continued operation Depending on local regulations calibration testing might be required more than once a year According to NFPA72 perform a Calibration Test at installation and every other year thereafter Perform a Functional Test monthly Test the D7050DH s sensitivity to meet NFPA 72 requirements ...

Page 5: ...red by the voltmeter is half the sensitivity in ft obscuration of the D7050DH b Multiply the voltage by 2 The result must be within the factory marked calibration range printed on the label located on the bottom of the D7050DH c If the D7050DH is outside the factory marked calibration range remove it and clean it Or replace it as described in Section 7 1 Operational Testing d After cleaning rechec...

Page 6: ...ion Refer to Section 7 0 Testing beginning on page 4 Do not paint the D7050DH Paint or other foreign matter covering the screens can stop or delay smoke from entering the detector 9 0 Specifications Table 3 column width table Standby Current Refer to the D343 Installation Instructions P N 48199 the DS9400M Reference Guide P N 44578 and the DS6431 Installation Instructions P N 41381 Alarm Current R...

Page 7: ...D7050DH Installation Instructions Bosch Security Systems Inc 9 06 49325E 7 Notes ...

Page 8: ... 2006 Bosch Security Systems Inc 49325E Bosch Security Systems Inc 130 Perinton Parkway Fairport NY 14450 9199 Customer Service 800 289 0096 Technical Support 888 886 6189 ...

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