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MAN-0015 Rev 14 UVIRS-A/AR

November 07, 2008

Ultraviolet / Infrared

Flame Detector

User Manual

Model:

UV/IRS-A

Содержание UV/IRS-A

Страница 1: ...MAN 0015 Rev 14 UVIRS A AR November 07 2008 Ultraviolet Infrared Flame Detector User Manual Model UV IRS A OR AR...

Страница 2: ......

Страница 3: ...ct is thoroughly tested inspected and calibrated prior to shipment Failures can occur which are beyond the control of the manufacturer Failures can be minimized by adhering to the operating and mainte...

Страница 4: ...ime Delay Setting 13 Closing the Housing 14 Relay Settings 14 Coil and Latch Status 14 Remote Reset 14 Final Setup 14 Detector Functionality 15 Detector Window Lens 15 Start Up Procedure 15 System Che...

Страница 5: ...rmal artificial lighting such as fluorescent mercury vapour and incandescent lamps Locate Detector When positioning fire detectors consider such factors as distance from the fire type of fuel and temp...

Страница 6: ...gases may not be sufficient to obstruct the sensor but high concentrations may impede the UV sensor Moving the detectors closer to the probable fire source and increasing the sensitivity can in some c...

Страница 7: ...hazard is fully covered Mount the detector a few feet about 1 metre below the ceiling so it can respond before being blocked by smoke accumulation at the ceiling If dense smoke is likely to accumulate...

Страница 8: ...njunction with a false alarm IR source can activate the detector Since X rays are often used in industrial inspection it may be necessary to disable the system when inspections are conducted nearby Fo...

Страница 9: ...al Drawing REFLECTOR POSITIONING Ensure the external VI reflector is placed directly over the VI Emitters refer to Figure 7 for VI source location Also ensure the detector is mounted with the VI refle...

Страница 10: ...ductor is used The maximum distance between the detector and the power supply is limited by the resistance of the connecting wiring which is a function of the gauge of the wire being used Refer to App...

Страница 11: ...AR configurations WARNING Prior to wiring ensure power is disconnected Improper wiring can cause damage to the detector Figure 4 Wire Colour Coding ANALOG FLAME DETECTOR WIRE CODING Wire Colour Funct...

Страница 12: ...MVI Manual VI SIG 4 20mA Signal Output PWR Com PWR Vdc FLAME DETECTOR WIRING Terminal Wire Function B Blue Manual VI Communication R Red 4 20mA Signal Output BLK Black Com W White Vdc Green Earth Gro...

Страница 13: ...ied prior to opening the fire head WARNING Do not touch internal components other than the DIP Switches see Appendix B Electrostatic Sensitive Device ESD To access and select Dip switches follow the s...

Страница 14: ...re Relay is normally De energized Non Latching The Fault Relay is factory set to normally Energized Non latching and cannot be modified Table 4 Relay Setting Junction Box Coil and Latch Status Fire Re...

Страница 15: ...he start up procedure has finished and no faults are present the detector will begin normal operation current output 4 mA and Green LED will remain on System Check Once powered up the system should be...

Страница 16: ...t Table 5 Status LEDs and Current Output LED Status Current O P Green LED PWR Red LED Alarm Yellow LED Fault Internal power Fault or system power out of range 1mA OFF Solid Automatic or Manual VI Test...

Страница 17: ...r performs an automatic Visual Integrity VI test every 90 seconds during normal operation If the lens is dirty obstructed or the reflector is dirty obstructed or misaligned the unit will perform a num...

Страница 18: ...or at least two seconds The Green and Red LED will be activated for the duration of the test 3 The detector will output a current that corresponds to the quality of the VI reading obtained see Table 5...

Страница 19: ...should be opened periodically and the o ring inspected for breaks cracks or dryness To test the o ring remove it from the detector housing and stretch it slightly If cracks are visible the o ring shou...

Страница 20: ...ine and correct the problem 3 A company name contact name and telephone number 4 A Purchase Order from your company authorizing repairs or request for quote 5 Ship all equipment prepaid to Net Safety...

Страница 21: ...ose current loop 6 mA Solid Background UV source Confirm external UV source by covering detector window so it is blind to all radiation If signal goes away background UV is present Field of View shoul...

Страница 22: ...not enough ultra violet radiation can reach them to activate an alarm Moving detectors closer to the probable source of fire and increasing the sensitivity of the detector can help to overcome this pr...

Страница 23: ...rmal for an indefinite period of time followed by a sudden failure To eliminate potential ESD damage review the following guidelines Handle boards by metal shields taking care not to touch electronic...

Страница 24: ...Net Safety Monitoring MAN 0015 Rev 14 UVIRS A AR 24 November 07 2008 APPENDIX C RESISTANCE TABLE...

Страница 25: ...T5 mum sensitivity 10 to 32 A 2 25W 5mA 3 45W 2 76W 5mA 3 96W A 3 36W 5mA 4 64W 1 5A for ance of 800Ohms 32 ntal 95 Vertical 50 0 to 2600 angstroms I DIP switch selectable itch selectable 8 16 24 7 F...

Страница 26: ...um Vapor Lamp 10 3 0 No Alarm No Alarm 250 Watt Metal Halide Lamp 10 3 0 No Alarm No Alarm Response Testing w Un modulated False Alarm Stimuli Present False Alarm Source False Alarm Source Distance ft...

Страница 27: ...Plume 25 7 62 Sunlight indirect 16 Propane Plume 25 7 62 1500 Watt heater 10 3 0 16 Propane Plume 25 7 62 40 Watt Fluorescent Lights 10 3 0 16 Propane Plume 25 7 62 500 Watt Halogen Light 3 0 9 16 Pr...

Страница 28: ...a T1Y 7J7 1 866 FIREGAS 347 3427 ph 403 219 0688 fx 403 219 0694 http www net safety com Email nsmsales net safety com PRODUCT SERVICES CONTACT INFORMATION Telephone 8am 5pm MDT 403 769 6074 403 717 8...

Страница 29: ...y voltage to detector less than 10Vdc Detector internal power supply failure Replace power supply Confirm supply voltage 10 32Vdc to detector Contact factory 1 6mA Fault Flashing Yellow LED See Figure...

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