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D400-13-00 

15 

I56-0555-010R

Summary of Contents for DH400ACDCP

Page 1: ...Fig 11 Detector Head Removal 9 Fig 12 RTS451 RTS451KEY Test Coil Installation 10 Fig 13 Photo Head Exploded View 10 1 General Description An HVAC system supplies conditioned air to virtually ev ery area of a building Smoke introduced into this air duct system will be distributed to the entire building Smoke detectors designed for use in air duct systems are used to sense the presence of smoke in t...

Page 2: ...ical power Frequently fire situations may cause an interruption of power The system safeguards should be discussed with your local fire protection specialist WARNING This device does not sense smoke unless the ventilation system is operating CAUTION For this detector to function properly it MUST be installed according to the instructions in this manual Furthermore the detector MUST be protected fr...

Page 3: ...sion is available as an ac cessory in those cases where the molded exhaust port does not extend at least 2 into the duct The inlet tube is always installed in the centermost hous ing bushing with air inlet holes facing into the air flow To assist proper installation the tube s mounting flange is marked with arrows Make sure the inlet tube is mounted so that the arrows point into the air flow Figur...

Page 4: ...ING DOTS INDICATE POSITION OF SAMPLING TUBE HOLES AIR FLOW DIRECTION DETECTOR HOUSING INLET TUBE EXHAUST TUBE AIR FLOW DIRECTION EXHAUST TUBE INLET TUBE INLET TUBE EXHAUST TUBE DETECTOR HOUSING AIR FLOW DIRECTION EXHAUST TUBE INLET TUBE DETECTOR HOUSING A B C D HORIZONTAL MOUNTING OF HOUSING VERTICAL MOUNTING OF HOUSING Figure 5 Tube mounting configurations with varying air flow direction H0109 00...

Page 5: ...nnection to UL listed control panels or for stand alone service per NFPA 90A Refer to the wiring diagrams of Figures 7 8 and 9 to select the appropriate circuit for your application 5 6 Install The Filters To install the sampling tube filters simply push the filter adapter into the exhaust tube and push the filter onto the adapter tube on the left as shown in Figure 6 Install the other filter over...

Page 6: ...N OPEN IN STANDBY CONTACTS CLOSE IN ALARM 8 9 ALARM INITIATION CONTACTS CONTACTS SHOWN OPEN IN STANDBY CONTACTS CLOSE IN ALARM ALARM INITIATION LOOP UL LISTED CONTROL PANEL FIRST DETECTOR IN THE LOOP DH400ACDCP LAST DETECTOR IN THE LOOP DH400ACDCP EOL RESISTOR SPECIFIED BY PANEL MANUFACTURER CONNECT POWER SOURCE TO APPROPRIATE TERMINALS OF EACH DETECTOR SEE SPECIFICATIONS FOR ADDITIONAL POWER SUPP...

Page 7: ...ICES REFER TO MANUFACTURER S INSTALLATION INSTRUCTIONS OR CONTACT MANUFACTURER TROUBLE CONTACT RATING 0 3A 32 VAC DC POWER INPUTS ACCEPT 24 VDC 24 VAC 50 60 HZ 120 VAC 50 60 HZ OR 220 240 VAC 50 60 HZ CONNECT POWER SOURCE TO APPROPRIATE TERMINALS OF EACH DETECTOR ALARM AUXILIARY CONTACT RATINGS 10A 30 VDC 10A 250 VAC 500mA MINIMUM 24 VDC NOT INTENDED FOR CONNECTION TO CONTROL PANELS ALARM INITIATI...

Page 8: ...12mA MAX 0mA 0mA 0mA ALARM 30mA MAX 15mA MAX 10mA MAX 10mA MAX ANY COMBINATION OF ACCESSORIES MAY BE USED SUCH THAT THE GIVEN CURRENT LOADS TOTAL RESET TEST NOTE WHEN INITIATING AN ALARM THE RTS451 RTS451KEY REQUIRES 95mA MAXIMUM IN PRE ALARM AND 103mA MAXIMUM IN ALARM NOMINAL STANDBY CURRENT IS 0mA ALARM CURRENT IS 10mA MAXIMUM WHEN TEST MAGNET IS REMOVED 100mA OR LESS IN THE STANDBY STATE 150mA ...

Page 9: ...wise Figure 10 Testing detector alarm Figure 11 Detector head removal TEST LOCATOR TEST MAGNET PAINTED SIDE TOWARD HOUSING DUCT HOUSING DETECTOR HEAD RESET LOCATOR TWIST COUNTERCLOCKWISE TO REMOVE DUCT HOUSING TWIST CLOCKWISE TO INSTALL DETECTOR HEAD H0530 00 H0531 00 4 Carefully reinsert the detector head into the duct hous ing and wait 50 seconds for power up Do not hold the swirl chamber to twi...

Page 10: ...the arrow on top with the field test port on the detector Press the screen into place It should fit tightly on the chamber 5 Replace the detector cover and rotate it clockwise to lock it in place 7 4 Reinstallation 1 Reinstall the detector in its housing 2 Restore system power 3 Perform Detector Check Section 5 7 4 Notify the proper authorities testing has been completed and the smoke detector sys...

Page 11: ...set switch with alarm LED PA400 Piezo Sounder APA451 Annunciator with piezo alarm power LEDs F36 05 00 Replacement Air Filter two per package M02 04 00 Replacement Test Magnet P48 21 00 Replacement End Plug for inlet sampling tube R59 18 00 Replacement Calibrated Test Card For photo units only RS24 Replacement Screen Photo A2650 01 Replacement Installation Kit mounting hardware Sampling Inlet Tube...

Page 12: ...s from date of manufacture System Sensor makes no other express warranty for the enclosed product No agent representative dealer or employee of the Company has the authority to increase or alter the obligations or limitations of this Warranty The Company s obliga tion of this Warranty shall be limited to the replacement of any part of the product which is found to be defective in materials or work...

Page 13: ...D400 13 00 13 I56 0555 010R NOTES ...

Page 14: ...NOTES D400 13 00 14 I56 0555 010R ...

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