Honeywell C7961E Скачать руководство пользователя страница 12 | Manualshive

Страница: 12 / 12

background image

C7961E,F DYNAMIC SELF-CHECK ULTRAVIOLET FLAME DETECTOR

Automation and Control Solutions

Honeywell International Inc.
1985 Douglas Drive North
Golden Valley, MN 55422
customer.honeywell.com

® U.S. Registered Trademark
© 2013 Honeywell International Inc.
65-0267-09 JPG Rev. 01-13
Printed in United States

«
...
10
11
12

Содержание C7961E

Страница 1: ...Models available with Molex Woodhead 1R5006A20A120 Formerly Brad Harrison 41310 connector A swivel mount is available to facilitate flame sighting 40 F 40 C rated ultraviolet sensing tube Incorporates UV sensor tube checking feature used with R7851C Dynamic Self check Amplifiers High pressure 50 psi 345 kPa quartz viewing window magnifying lens and antivibration mount are available as accessories ...

Страница 2: ...ets NEMA 4 enclosure requirements indoor outdoor pro tection rain tight dust tight hose directed water protec tion C7961F Explosion proof two piece violet cast aluminum Pressure Rating of Quartz Viewing Window C7961E 20 psi 138 kPa see Replacement Parts C7961F 100 psi 690 kPa Pressure Rating of Quartz Focusing Lens 20 psi 138 kPa see Accessories Mounting C7961E Mounting flange with 3 4 in NPT or 1...

Страница 3: ...lues marked on the detector 4 Sight the detector so it does not respond to ignition spark 5 On multiburner installations each detector must respond only to the flame of the burner it is supervis ing Proper flame detector installation is the basis of a safe and reliable flame safeguard installation Refer also to the burner manufacturer instructions Carefully follow all instructions for the best pos...

Страница 4: ...ge of the detector field of view If the temperature of the hot refractory causes the flame relay in the flame safeguard control to pull in re aim the sight pipe so the detector views a cooler area of the refractory Ignition spark is an intense source of ultraviolet radiation When installing the detector make sure it does not respond to ignition spark Single Burner Requirements The detector must ha...

Страница 5: ...an installation locate each flame detector so that it has the best possible view of the first 30 percent closest to the burner nozzle the flame root it is supervising and the worst possible view of all other flames Fig 4 illustrates a critical detector application problem that requires flame discrimination Flame discrimination is accomplished for Detector A by repositioning it until the flame rela...

Страница 6: ...the sight pipe and into the chamber The air pressure must be greater than the chamber pressure Swivel Mount To facilitate proper flame sighting use 118367A Swivel Mount ordered separately The swivel mount requires a reducer of the proper size to mount it onto the sight pipe It also requires a one inch close nipple for mounting to a C7961 with a one inch connector For 118367A Swivel Mount mounting ...

Страница 7: ...ectrical ignition source in the event of a seal leakage 1 All wiring must comply with applicable local electrical codes ordinances and regulations Use NEC Class 1 wiring 2 Keep the flame signal leadwires as short as possible from the flame detector to the terminal strip or wiring subbase Capacitance increases with leadwire length reducing the signal strength The maximum permissible leadwire length...

Страница 8: ...e when using direct spark ignition Also measure the flame signal at low and high firing rates and while modulating in between as applicable With the detector in its final position all required flame signals must be steady or stable and as specified in Table 1 If you cannot obtain the proper signal refer to the Troubleshooting section Pilot Turndown Test When the detector is used to prove a pilot f...

Страница 9: ...satisfactorily completed TROUBLESHOOTING WARNING Electrical shock hazard Can cause serious injury or death Open the master switch to disconnect power before removing or installing the detector or its cover More than one disconnect may be involved Equipment Required A volt ohm meter with a minimum sensitivity of one megohm volt and a zero to five or ten Vdc scale is suggested When the Keyboard Disp...

Страница 10: ... place to avoid losing them Fig 12 Replacing quartz viewing window or focusing lens Replacing Quartz Viewing Window or Focusing Lens C7961E Fig 12 IMPORTANT Use quartz window or lens Ordinary glass absorbs or filters out ultraviolet radiation 1 Open the master switch remove the detector from the sight pipe and remove the detector cover See appropri ate sections 2 Loosen the three screws holding th...

Страница 11: ... to the faceplate and remove the flange Put the bolts in a safe place 3 Unscrew the retaining ring with its rubber O ring seal from the seal off flange 4 Tip the flange and let the viewing window fall into your hand 5 Insert either side of the new 122037 Quartz Viewing Window into the window aperture 6 Screw the retaining ring with O ring seal into the seal off flange and tighten securely 7 Clean ...

Страница 12: ...DETECTOR Automation and Control Solutions Honeywell International Inc 1985 Douglas Drive North Golden Valley MN 55422 customer honeywell com U S Registered Trademark 2013 Honeywell International Inc 65 0267 09 JPG Rev 01 13 Printed in United States ...

Отзывы:

Нет отзывов

Похожие инструкции для C7961E

Бренд: Dahua Страницы: 20

Бренд: Varian Страницы: 41

Бренд: Channel Vision Страницы: 2

Бренд: Linear Страницы: 39

Бренд: DAITEM Страницы: 19

Big Lock Easy Home Basic BAC-20

Бренд: Camos Страницы: 22

Бренд: Idis Страницы: 40

Бренд: Europlex Страницы: 15

Бренд: Super Circuits Страницы: 28

Бренд: i-PRO Страницы: 28

Бренд: Commell Страницы: 13

ENFORCER E-964-Q165Q

Бренд: SECO-LARM Страницы: 12

FHF DSLB 20 LED

Бренд: Eaton Страницы: 28

SpectrAlert S1224MCW

Бренд: System Sensor Страницы: 4

Бренд: Qlight Страницы: 4

Бренд: YOKOGAWA Страницы: 8

Бренд: Idis Страницы: 22

Бренд: Idis Страницы: 16

Бренды по названию

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Популярные бренды

Загрузить еще бренды