background image

INSTALLATION & 

TECHNICAL INFORMATION 

PLEASE READ PRIOR TO INSTALLATION 

Website: www.moflash.com        Email: [email protected]

Moflash Intrinsically Safe Sounder-Beacon Range

S00605, Issue 7, 28/07/2020

VISUAL AND/OR AUDIBLE SIGNALLING DEVICES

1

APPROVALS

 

AND CONFORMITIES

Содержание IS-SB-02 Series

Страница 1: ...N PLEASE READ PRIOR TO INSTALLATION Website www moflash com Email technical moflash co uk Moflash Intrinsically Safe Sounder Beacon Range S00605 Issue 7 28 07 2020 VISUAL AND OR AUDIBLE SIGNALLING DEV...

Страница 2: ...stant 33mA The Sounder has diode reverse polatiry protection and is also End of Line resistor compatible 2 0 Intrinsically Safe Labelling The product will have an individual serial number printed onto...

Страница 3: ...a short time Zone 20 Explosive dust air mixture is continuously present Zone 21 Explosive dust air mixture likely to occur in normal operation Zone 22 Explosive dust air mixture not likely to occur a...

Страница 4: ...tic shown in Fig 1 with side cutters or similar tool To open a locked head remove the small rubber bung from the hole on the side of the head unit insert a tool into the hole and depress the clip whil...

Страница 5: ...it comes free Remove the appropriate fixing hole and conduit knockouts from the back box The back box provides IP66 protection For this to be maintained suit ably rated minimum IP66 M20 cable glands m...

Страница 6: ...led base the alarm tone and light output must be set see page 5 To activate both Sounder and Beacon together the negative supplies need to be connected together via a wire link not supplied in the bas...

Страница 7: ...s done by switching the negative connections as shown in the table on page 6 There are a number of ways for this to be accomplished through the suitable barriers a number of methods are shown below Fo...

Страница 8: ...stallation sheet The combined unit can be turned on and off either by using a suitably placed switch in the positive or negative rails switch must be of suitable ratings if installed in the Hazardous...

Страница 9: ...er which can allow reverse polarity monitoring to take place and a fire panel compatible with Intrinsically Safe products must also be used If required an external switch can be wired in series with t...

Страница 10: ...been sustained during its normal operation The enclosure is non conducting and may generate an ignition capable level of electrostatic charge under certain extreme conditions It is the responsibility...

Страница 11: ...these units up without the correctly rated barrier could damage these products and so void any protection ratings Specific Conditions of Use 1 Clean equipment regularly to prevent dust build up with a...

Страница 12: ...89 14 400Hz O I I O I O 92 15 550Hz 0 7s 1000Hz 0 33s O I I I O O 93 16 1500Hz 2700Hz 3Hz O I I I I O 98 17 750Hz I O O O O O 93 18 2400Hz I O O O I O 105 19 660Hz I O O I O O 93 20 660Hz 1 8s ON 1 8...

Отзывы: