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System Sensor DH500ACDC manual

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Table of contents for the manual

  • Page 1

    D500-0 7-00 1 I56-432-1 1R DH500ACDC Intelligent Air Duct Smoke Detector Housing INST ALLA TION AND MAINTENANCE INSTRUCTIONS 3825 Ohio A venue , St. Charles, Illinois 60 174 1-800-SENSOR2, F AX: 63 0-377-6495 www .systemsensor .com Before Installing Please thor oughly read the S ystem Sensor Manual I56- 473-XX, Guide for Proper Use of Smoke Detecto[...]

  • Page 2

    D500-0 7-00 2 I56-432-1 1R The DH500A CDCs ar e built to operate on 120/240 V A C or 24 V A C/DC. T wo form-C (SPD T) relay contacts are av ail- able for control purposes. T wo LEDs on each detector latch on to pro vide a local alarm indication. R emote alarm indi- cation is made possible b y using the auxiliary alarm output (see Figur e 5). The du[...]

  • Page 3

    D500-0 7-00 3 I56-432-1 1R Exception: Where it is physically impossible to locate the detector accordingly , the detector can be positioned closer than six duct widths , but as far as possible from the open- ing, bend, or deflection plates. Step 3. Mount Duct Housing R emov e the duct housing cover . Slide the foam gaskets ov er the tube bushings a[...]

  • Page 4

    A. Installation for Ducts Less Than 8 Feet Wide 1. If the inlet tube is longer than the width of the air duct, drill a 3/4-inch hole in the duct directly opposite the hole alr eady cut for the inlet tube. If the inlet tube is shorter than the width of the air duct, install the end cap into the inlet tube as shown in Figure 3. 2. Slide the inlet tub[...]

  • Page 5

    av ailable at most plumbing supply houses, may be used. This flange/connector mounting technique makes the initial installation easier because a 1- inch to 1-1/4-inch hole may be drilled where the flange/connector will be used. It is easier to push the inlet tube through the lar ger hole . Modification Of Inlet Sampling T ubes There may be situatio[...]

  • Page 6

    ALARM SIGNAL (+) AUX POWER (–) 2 6 (+) (–) DUCT DETECTOR DH500ACDC PA400 (OPTIONAL) AUDIBLE ALERT ALARM SIGNAL (+) AUX POWER (–) 2 6 (+) (–) DUCT DETECTOR DH500ACDC RA400Z (OPTIONAL) REMOTE (LED) ANNUNCIATOR RED ALARM SIGNAL (+) AUX POWER (–) 2 6 1 2 DUCT DETECTOR DH500ACDC RTS451/RTS451KEY (OPTIONAL) REMOTE TEST STATION R E D 5 3 1 4 TES[...]

  • Page 7

    Step 7. Per form Detector Check 7.1 Air Flow 1. T o verify sufficient sampling of ducted air , use a manom- eter to measure the differential pr essure created from air flo w acr oss the sampling tubes. The pr essure should measure no less than 0.0 1 inches of w ater and no greater than 1.2 0 inches of water . 2. T o determine that smok e is capable[...]

  • Page 8

    Step 8. Install the Cover Install the cover using the four scre ws . Be certain filters are installed as specified in Step 6. Make sure that the cover fits into the base gr oove and that all gaskets ar e in their proper positions. Tighten the four cov er scre ws to 1 0 in-lbs . Step 9. Per form the Final System Check P osition the test magnet as sh[...]

  • Page 9

    1. T urn off power to the system. 2. R emove and inspect sampling tube filter s. 3. If filters ar e heavily coated with dirt, r eplace them with new filter s. If they ar e not heavily coated, use a vacuum cleaner or compressed air nozzle to remo ve dust, then install the filters . 4. R emove the detector from the housing. (See Figure 8.) Photo Unit[...]

  • Page 10

    A ccessories P art No. R emote LED RA400ZA Piezo Alert Sounder P A400 R eplacement Filter s F36-05-00 Magnet M02-04-00 End Plug F or Sampling T ube P48-2 1-00 Installation Kit (P arts bag) A2650-0 1 Ionization R eplacement Screen RS14 Sensitivity T est Kit MOD400R Ionization Co ver Remo val T ool CR T400 R emote T est Station R TS45 1/R TS45 1KEY P[...]

  • Page 11

    Sy stem Sensor warrants its enclosed air duct smoke detector to be free from defects in materials and workmanship under normal use and ser- vice for a period of three y ears fr om date of manufactur e. S ystem Sensor makes no other e xpress warr anty for this air duct smok e detector . No agent, r epresentative , dealer , or employ ee of the Compan[...]

  • Page 12

    D500-0 7-00 12 I56-432-1 1R © 200 1 S ystem Sensor DETECTOR TEST LOG Detector Identification Infor mation Manufacturer and Serial Date Detector Model:______________________ Number: ______________________ Installed: ___________________ Description of Detector Location: ________________________________________________________________________________[...]