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Installation & Operation Manual
Merlin GDP2X
Merlin Gas Detection Panel: GDP2-X
Installation & Operation Manual
Please read this manual carefully and retain for future use.
American Gas Safety provide a range of detection panels which can be used in many applications such
as factories, car parks, shopping malls and most commonly for this model - boiler houses.
The GDP2X can be used with up to eight Merlin gas detectors (sold separately) for monitoring and
detecting gas including carbon monoxide, liquid petroleum gas and methane.
AGSGDP2X - IOM Iss: 3 03-20
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Table of Contents
Related Manuals for AGS Merlin GDP2X
Summary of Contents for AGS Merlin GDP2X
- Page 1 Installation & Operation Manual Merlin GDP2X Merlin Gas Detection Panel: GDP2-X Installation & Operation Manual Please read this manual carefully and retain for future use. American Gas Safety provide a range of detection panels which can be used in many applications such as factories, car parks, shopping malls and most commonly for this model - boiler houses.
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Page 2: Table Of Contents
Installation & Operation Manual Merlin GDP2X CONTENTS INSTALLATION ....................3 Planning ..........................3 Quick Installation Arrangement ..................3 Fixing ........................... 4 Board Overview - Main ....................4 Wiring the GDP2X ......................5 Settings Switch ........................8 Settings Menu ........................9 Settings Options Explained ..................... -
Page 3: Installation
INSTALLATION Planning The Merlin GDP2X is a two zone gas detection panel which can be used in many applications such as factories, car parks, shopping malls and most commonly - boiler houses. It can be used with up to eight Merlin gas detectors (model X) for monitoring and detecting gas including carbon monoxide, liquid petroleum gas and methane. -
Page 4: Fixing
Installation & Operation Manual Merlin GDP2X Fixing Unpack all the parts! 1. Carefully remove the front cover and board from the unit by unscrewing the four bolts located at each corner. To do this – use the socket wrench provided. -
Page 5: Wiring The Gdp2X
3A. On connecting the mains supply to the panel the power LED indicator will light up – this is located on the front cover (red dot on the AGS Logo). VALVE OUTPUT 100-120V AC electrical power supplied from the [VALVE OUT] connector using a 3 core cable can be connected to a gas solenoid valve which can shut the gas supply on alarm status. - Page 6 Installation & Operation Manual Merlin GDP2X 12-24V power and data supply from your GDP2X [DETECTOR CHAIN] to [DETECTOR X CHAIN] can be wired in any configuration. i.e. [IN/IN] [OUT/OUT] [IN/OUT] [OUT/IN] etc. MULTIPLE DETECTOR CHAIN SYSTEM - TYPICAL EXAMPLES DETECTOR – ID SETUP.
- Page 7 Installation & Operation Manual Merlin GDP2X DETECTOR CHAIN TERMINATION DETECTOR Chain Termination Resistor Switch Signal communication issues may occur where the bus length is too long or high baud rates are used. In this instance – terminating at each end of the chain may help the quality of the data signal.
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Page 8: Settings Switch
Installation & Operation Manual Merlin GDP2X BMS OUTPUT Connections are available on the board for Building Management Systems. [NO] [COM] [NC] These are volt free connections. This is a relay that changes state in alarm or when the gas is on/off and can be used in conjunction with the 24V DC output and other external relays that affect other devices and controls such as purge fans and audible alarms etc. -
Page 9: Settings Menu
Installation & Operation Manual Merlin GDP2X Settings Menu The GDP2X has a touch screen which allows the engineer/ user to configure the system. Adjust the screen brightness. Change/Select option Press or slide the cursor up and down. Press the blue option box or press and hold. -
Page 10: Specification
Installation & Operation Manual Merlin GDP2X Specification Product: Gas Detection Panel Model: GDP2X Display 2.8” Touch Screen TFT Power Input Voltage 100-120V AC Gas Valve Output Voltage 100-120V AC BMS Output: Current Consumption 20W max (full load) Internal Fuse 3.15A Operating Temperature 32 –... -
Page 11: Operation
Installation & Operation Manual Merlin GDP2X OPERATION First Power Up On connecting mains power, the GDP2X panel will ‘warm up’ for approximately 60 seconds – during this time the screen will display an ‘initialisation’ message. The panel will search for detectors wired to the system. -
Page 12: Alarm Messages
Installation & Operation Manual Merlin GDP2X Alarm Messages The GDP2X will display messages when in alarm – the messages are prompted from external devices that have been connected i.e. heat sensor or remote emergency stop. When the GDP2X goes in to alarm, the user can silence the audible buzzer by pressing MUTE. -
Page 13: Servicing & General Maintenance
Installation & Operation Manual Merlin GDP2X Servicing & General Maintenance On the gas detector - a service message will intermittently flash every 30 seconds after one year of operation. The detector will still operate as intended but contact your supplier immediately. -
Page 14: Bump Testing
Installation & Operation Manual Merlin GDP2X Bump Testing What is Bump Testing? Bump testing is a term used for checking a gas detector is functioning correctly by exposing it to the target gas. A known concentration of the target gas is applied to the device to trigger an alarm condition and ascertain the detector is working safely. -
Page 15: Important Warning Statements
Installation & Operation Manual Merlin GDP2X IMPORTANT WARNING STATEMENTS Please take the time to thoroughly read this user’s guide which should be retained for future reference. It is recommended that this device be commissioned upon installation and serviced at least annually. -
Page 16: Installation Details
Installation & Operation Manual Merlin GDP2X Installation Details Please pass this manual to the system owner or system user. Date of Installation: Installation Location: Organisation: Stamp/ Signature of the installer: CONTACT US: AGS Head Office Tel: (727) 608-4375 Fax: (727) 538-4237 info@americangassafety.com...
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