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DMS MINI MERLIN Скачать руководство пользователя страница 12

Installation & Operation Manual

Mini Merlin

Rev: 11 09-20

12

Gas Level Alarms

When alarms reach a RED status the maximum concentration level detected will be saved and

the screen value will switch between the maximum (MAX) and the real time current value.

Remote Shut Off Screen

This message will display if the device is integrated with remote shut off devices

such as smoke / fire alarms.
When activated, the device will isolate the gas supply if configured to do so.

End of Life Screen

This message indicates that the devices gas sensing elements have reached their expected

operational lifecycle. No gas levels will be displayed.

Contact your supplier and replace the unit immediately.

The expected lifecycle may vary depending on the environmental conditions!

X-Cel House, Chrysalis Way, Langley Bridge,
Eastwood, Nottinghamshire NG16 3RY

+44 (0) 1773 534555
[email protected]
dmsltd.com

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Содержание MINI MERLIN

Страница 1: ... levels of carbon monoxide at the sensor this device can shut off the gas supply via a gas safety valve and or a gas fired appliance This device has additional features for resetting systems as well as audible and visual alarms It can also be integrated with a Building Management System BMS The information contained within this manual should be referenced for typical installation and operation onl...

Страница 2: ...oning 6 Mounting 7 Circuit Board Overview 8 Wiring 8 Auto Reset Buzzer Switches 10 Building Management System Integration 10 Specification 10 OPERATION 11 First Power Up 11 Touch Button 11 Device Overview 11 Gas Level Alarms 12 Remote Shut Off Screen 12 End of Life Screen 12 General Maintenance 13 Bump Testing 14 INSTALLATION DETAILS 16 X Cel House Chrysalis Way Langley Bridge Eastwood Nottinghams...

Страница 3: ...n doubt consult a doctor physician Your product should reach you in perfect condition if you suspect it is damaged contact your supplier Manufacturer s Warranty Warranty Coverage The manufacturer warrants to the original consumer purchaser that this product will be free of defects in material and workmanship for a period of three 3 years from date of purchase The manufacturer s liability hereunder...

Страница 4: ...t situation Medium levels Generally between 50ppm to 100ppm This should be cause for concern and should not be ignored or dismissed Low levels Maximum acceptable indoor level of CO is 9ppm Anything above this level may cause possible health effects with long term exposure See the specification table for how your device monitors Carbon Monoxide gas POSSIBLE SOURCES OF CARBON MONOXIDE GAS Inside you...

Страница 5: ...xic and associated with being a simple asphyxiator displacing oxygen in the lungs However Methane is extremely combustible Exposure to high levels of Methane can cause Suffocation Loss of consciousness Headache and dizziness Nausea and vomiting Weakness Loss of co ordination Increased breathing rate METHANE GAS LEVELS The LEL Lower Explosive Limit of methane is considered to be 5 BV by volume of a...

Страница 6: ...cation they should be located near identified sources of a potential gas leaks pockets where hazardous gas could quickly accumulate and areas of identified consequential risk A 6ft from sources of combustion e g boiler s heaters gas fired appliances etc B 4ft from draft zones and ventilation areas e g windows doorways and A C units etc C 5ft from ground level Recommended heights may vary based on ...

Страница 7: ...are pre fractured areas for cable entry and barrier to separate low and high volt connections 4 Mount at 5 feet from ground level and in accordance with any applicable regulations 5 After executing the mounting and connections secure the rear cover Take care when making connections to high voltage connectors Any damage attempting to remove the circuit board may void any warranty Wiring of differen...

Страница 8: ...iple appliances Use an external transformer not supplied to close a 24VAC gas solenoid valve that could supply gas to one or more appliances Gas Supply Controlled by 100 240VAC Solenoid Valve Gas Supply Controlled by 24VAC Solenoid Valve We do not recommend installing a gas solenoid valve with standing pilots If you use a gas solenoid valve please note that standing pilots will need to be re lit X...

Страница 9: ...ance Multiple appliance limit switches can be wired in series Remote Shut Off Connections Your mini merlin can be integrated with remote devices with an open close circuit via the Remote Shut Off volt free switch terminal This terminal has a factory fitted link installed This terminal is normally closed and will alarm when energised open isolating the gas supply When using this input only the main...

Страница 10: ...ntacts operating and external relay for multiple appliance shut down and generating status signals for a BMS system Specification Product Mini Merlin Version CH4CO Display 1 8 TFT Thin Film Transistor Screen Brightness Non adjustable Initial Stabilisation Time 60 Seconds approx Power Input Voltage 100 240Vac 50 60Hz Valve Output Voltage 100 240Vac 50 60Hz Fuse Anti Surge 3 15A 250Vac Current Consu...

Страница 11: ...p automatically when electrical power is supplied Reset the device To reset after an alarm press the touch button once Test device outputs Press and hold for 3 seconds during normal operation to test screen colouration audible buzzer alarm and gas BMS relay This test only proves that the device will operate and activate connections as intended in the event of dangerous levels of gas being detected...

Страница 12: ...mote shut off devices such as smoke fire alarms When activated the device will isolate the gas supply if configured to do so End of Life Screen This message indicates that the devices gas sensing elements have reached their expected operational lifecycle No gas levels will be displayed Contact your supplier and replace the unit immediately The expected lifecycle may vary depending on the environme...

Страница 13: ...resheners hair spray paint or other aerosols near the device NEVER paint the device Paint will seal vents and interfere with the device High concentrations of alcohol found in many products may damage deteriorate or affect the gas sensing elements such as wine deodorants stain removers thinners etc Other gases and substances to avoid Corrosives i e chlorine hydrogen chloride Alkali metals Basic or...

Страница 14: ...table range the gas detector must not be used until a full calibration has been conducted Bump testing has a number of benefits for the end user Peace of mind that the system does actually detect the gas in question Allows the site to practice safe operations in a similar manner to the fire system Early indication of any issues How Often Regular bump tests are important to make sure the detector i...

Страница 15: ...Installation Operation Manual Mini Merlin Rev 11 09 20 15 Notes X Cel House Chrysalis Way Langley Bridge Eastwood Nottinghamshire NG16 3RY 44 0 1773 534555 sales dmsltd com dmsltd com ...

Страница 16: ...ION DETAILS Please pass this manual to the system owner user Date of Installation Installation Location Organisation Stamp Signature of the installer X Cel House Chrysalis Way Langley Bridge Eastwood Nottinghamshire NG16 3RY 44 0 1773 534555 sales dmsltd com dmsltd com ...

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