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Installation & Operation Manual
Merlin 1000VW+
Merlin 1000VW+
Gas, Electric and Water Isolation Controller with Ventilation Interlocking
Installation & Operation Manual
Please read this manual carefully and retain for future use.
The Merlin 1000VW+ gas pressure proving, electric and water isolation system is designed
specifically for use in educational buildings and Laboratories
with ventilation interlocking
between the ventilation system and the gas solenoid valve. The system is compatible with both
current monitors and air pressure differential switches in order to interlock with up to two fans.
The system is designed to give full control over incoming gas supply, bench electrics and
water services with the lockable main key-switch and touch sensors.
1000VW+ IOM Rev: 05
01-20
1
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Table of Contents
Related Manuals for S&S Northern Merlin 1000VW+
Summary of Contents for S&S Northern Merlin 1000VW+
- Page 1 Installation & Operation Manual Merlin 1000VW+ Merlin 1000VW+ Gas, Electric and Water Isolation Controller with Ventilation Interlocking Installation & Operation Manual Please read this manual carefully and retain for future use. The Merlin 1000VW+ gas pressure proving, electric and water isolation system is designed specifically for use in educational buildings and Laboratories with ventilation interlocking between the ventilation system and the gas solenoid valve.
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Page 2: Table Of Contents
Installation & Operation Manual Merlin 1000VW+ Contents INSTALLATION ................... 3 Planning ........................... 3 Fixing - Mounting ......................3 Typical Installation Arrangement ................4 Terminal Connections ....................4 Switch Settings........................ 7 Specification ........................9 OPERATION ....................10 First Power Up ....................... 10 Emergency Shut Off Button .................. -
Page 3: Installation
Installation & Operation Manual Merlin 1000VW+ INSTALLATION Planning The Merlin 1000VW+ gas pressure proving, electric and water isolation system is designed specifically for use in educational buildings and Laboratories with ventilation interlocking between the ventilation system and the gas solenoid valve. The system is compatible with both current monitors and air pressure differential switches in order to interlock with up to two fans. -
Page 4: Typical Installation Arrangement
Installation & Operation Manual Merlin 1000VW+ Typical Installation Arrangement Terminal Connections 1. POWER / LINE IN 100-240V AC Power should be supplied to the [POWER / LINE IN] terminal and fused at 3A. On connecting the mains supply to the panel the power LED indicator will light up – this is located on the front cover (S&S Northern Logo). - Page 5 Installation & Operation Manual Merlin 1000VW+ 3. ELECTRIC CONTACTOR OUTPUT 100-240V AC electrical power supplied from the [ELECTRIC CONTACTOR] connector using a 3 core cable can be connected to a contactor. Refer to your contactor manual for more information and wiring! 4.
- Page 6 Installation & Operation Manual Merlin 1000VW+ 7. EM REMOTE Connections for remote emergency shut-off or stop buttons is detailed on the circuit board as [EM REMOTE]. This is linked out as a factory setting. 8. GAS DETECTOR & CO2 MONITOR Connections can be made for a Merlin gas detector (LPG, NG, CO or Hydrogen).
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Page 7: Switch Settings
Installation & Operation Manual Merlin 1000VW+ Switch Settings There are various dip-switches on the front circuit board that can be adjusted to configure your system as per the following. Auto Reset There is a switch located on the circuit board labelled [AUTO RESET]. When power is restored after the power cut/ loss, the panel has to be restarted manually. - Page 8 Installation & Operation Manual Merlin 1000VW+ Gas Fill Time and Prove Time FILL TIME: Amount of time the gas valve opens to fill the gas line on power up or reset. PROVE TIME: Amount of time the system tests the gas line for leaks on power up or reset. There are two switches located on the circuit board labelled [FILL TIME] and [PROVE TIME].
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Page 9: Specification
Installation & Operation Manual Merlin 1000VW+ Auto Shut-Down – Selectable Utility There are two switches located on the circuit board labelled [ELECTR] and [WATER]. They are factory set to ‘Off’. On installation, they can be switched ‘On’ - This will instruct the system to also turn off Electric and/or Water services when performing auto-shut down/ timeout. -
Page 10: Operation
Installation & Operation Manual Merlin 1000VW+ OPERATION First Power Up On connecting mains power, an LED on the front of the panel (S&S Logo) will illuminate red. 1. Turn the key switch to on position. 2. Gas, Electric & Water will flash for 10 seconds. 3. - Page 11 Installation & Operation Manual Merlin 1000VW+ Testing This LED will illuminate GREEN for approximately 30 seconds when the panel is checking the integrity of the gas installation upon start up. ON = proving the gas line, do NOT operate any appliances. ...
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Page 12: Servicing & General Maintenance
Installation & Operation Manual Merlin 1000VW+ Servicing & General Maintenance It is recommended that any detectors connected to the system are inspected and serviced at least annually from the date of installation for optimum performance and protection. DO carefully remove any accumulated dust from the outer enclosure once a month. NEVER use detergents or solvents to clean your device –... -
Page 13: Important Warning Statements
Installation & Operation Manual Merlin 1000VW+ 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. Do not apply lighter gas or other aerosols to detectors – this will cause extreme damage to the gas sensing elements. High concentrations of alcohol found in many products may damage, deteriorate or affect the gas sensing elements of the detectors –... - Page 14 Installation & Operation Manual Merlin 1000VW+ Notes 1000VW+ IOM Rev: 05 01-20...
- Page 15 Installation & Operation Manual Merlin 1000VW+ Notes 1000VW+ IOM Rev: 05 01-20...
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Page 16: Installation Details
Installation & Operation Manual Merlin 1000VW+ 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: S&S Northern Head Office Tel: +44(0) 1257 470 983 Fax: +44(0) 1257 471 937 www.snsnorthern.com info@snsnorthern.com...