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Installation & Operation Manual
Merlin 1000S+
Merlin 1000S+
Gas & Electric Utility Isolation Controller
Installation & Operation Manual
Please read this manual carefully and retain for future use.
The Merlin 1000S+ gas pressure proving and electric isolation system is designed specifically
for use in educational establishments and laboratories. The system is designed to give full
control over incoming gas supply and bench electrics with the lockable main key-switch and
touch sensors.
1000S+ IOM Rev: 9
07-20
1
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Table of Contents
Related Manuals for S&S Northern Merlin 1000S+
Summary of Contents for S&S Northern Merlin 1000S+
- Page 1 Installation & Operation Manual Merlin 1000S+ Merlin 1000S+ Gas & Electric Utility Isolation Controller Installation & Operation Manual Please read this manual carefully and retain for future use. The Merlin 1000S+ gas pressure proving and electric isolation system is designed specifically for use in educational establishments and laboratories.
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Page 2: Table Of Contents
Installation & Operation Manual Merlin 1000S+ 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 1000S+ INSTALLATION Planning The Merlin 1000S+ gas pressure proving and electric isolation system is designed specifically for use in educational establishments and laboratories. This panel is to be used to carry out a gas proving test on the pipe work in order to highlight if there is a gas appliance open or a gas leak in a laboratory or similar environment. -
Page 4: Typical Installation Arrangement
Installation & Operation Manual Merlin 1000S+ Typical Installation Arrangement Terminal Connections 1. POWER / LINE IN 240VAC 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. - Page 5 Installation & Operation Manual Merlin 1000S+ 4. BMS OUTPUT Connections are available on the board for Building Management Systems. [NO Normally Open] [COM Common] [NC Normally Closed] 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 12V DC output and other external relays that affect other devices and controls such as purge fans and audible alarms etc.
- Page 6 Installation & Operation Manual Merlin 1000S+ 8. FAN SWITCHES This terminal switches when the key is turned on and off. This can be connected to a fan switch (supplied separately) which can provide power to fans when the control panel is switched on. 9.
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Page 7: Switch Settings
Installation & Operation Manual Merlin 1000S+ 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 1000S+ 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 1000S+ Specification Model: 1000S+ Visual Indication Mains Electrical Power Input 100-240VAC Gas Solenoid Valve Output 100-240VAC Electrical Contactor Output 100-240V AC Current Consumption 12W max (50mA) Internal Fuse 3.15A Operating Temperature 32 – 104°F 0-95%RH Non-Condensing Audible Alarm Buzzer dB 65 dB (300mm distance in quiet conditions) Pressure Sensor Operating Pressure... -
Page 10: Operation
Installation & Operation Manual Merlin 1000S+ 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 will flash for 10 seconds. 3. - Page 11 Installation & Operation Manual Merlin 1000S+ Test Fail Under normal working conditions this LED is off. When the panel detects a gas leak on start-up, the LED will illuminate AMBER. Gas valve will remain closed. OFF = OK ON = gas proving failed. ...
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Page 12: Servicing & General Maintenance
Installation & Operation Manual Merlin 1000S+ 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 spray lighter gas, paint or other aerosols near detectors or monitors. -
Page 13: Bump Testing
Installation & Operation Manual Merlin 1000S+ 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 14: Important Warning Statements
Installation & Operation Manual Merlin 1000S+ 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 15 Installation & Operation Manual Merlin 1000S+ Notes 1000S+ IOM Rev: 9 07-20...
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Page 16: Installation Details
Installation & Operation Manual Merlin 1000S+ Installation Details Please pass this manual to the system owner or system user. Date of Installation: Installation Location: Organisation: Stamp/ Signature of the installer: S&S Northern Head Office Tel: +44(0) 1257 470 983 Fax: +44(0) 1257 471 937 www.snsnorthern.com info@snsnorthern.com...
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