Related Manuals for S&S Northern Merlin CT1250
Summary of Contents for S&S Northern Merlin CT1250
- Page 1 Merlin CT1250 User Guide Merlin CT1250 Ventilation Interlock System with Current Monitoring User Guide Please read this guide carefully and retain for future use. Rev: 08 07-19...
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Page 2: Table Of Contents
Merlin CT1250 User Guide Table of contents General Information .................... 3 Panel Mounting ....................... 3 Circuit Board Terminals ..................4 Power ..........................4 Gas Valve Output ......................4 Building Management System (BMS) ................4 Remote Emergency Buttons..................4 Supply and Extract Fan PD Switches ................4 Fan current monitoring.................... -
Page 3: General Information
User Guide General Information The Merlin CT1250 is a ventilation interlock panel with two built in current monitors. The Merlin CT1250 can receive connections from either remote air pressure differential switches or the internal current monitor & remote emergency shut-off buttons. It can also be integrated with a Building Management System (BMS) and fire alarm system. -
Page 4: Circuit Board Terminals
Merlin CT1250 User Guide Circuit Board Terminals Power A 100-240VAC mains electrical supply should be supplied to the panel. This should be externally fused at 3 Amps connected to the terminal detailed [POWER IN]. Gas Valve Output This is a 100-240VAC power output for connections to a gas solenoid valve detailed on the board [TO VALVE]. -
Page 5: Fan Current Monitoring
The live feed from the fan controller should be taken to the Merlin CT1250 and connected to either the supply or extract side depending on which fan/s are being monitored - 20A max. -
Page 6: Operation
BMS Integration The Merlin CT1250 can be integrated with a BMS to make or break a circuit on gas on/gas off, (valve open or valve closed). This will tell the BMS whether or not the kitchen has use of the gas supply. -
Page 7: Panel Led Status
Merlin CT1250 User Guide Panel LED Status Power When the system is connected to the mains supply, the Power LED will illuminate. If no power is present, this LED will not light up. Gas on When the fans are running at the correct speed and the key switch is turned on, the CT1250 will open the gas valve and the green LED will illuminate. -
Page 8: Troubleshooting
Merlin CT1250 User Guide Troubleshooting Rev: 08 07-19... -
Page 9: Maintenance
Merlin CT1250 User Guide Maintenance To keep your panel in good working order, you must follow these steps: DO carefully remove any accumulated dust from the outer enclosure once a month. NEVER use detergents or solvents to clean your device – this may permenantly or temporarily ... - Page 10 Merlin CT1250 User Guide Rev: 08 07-19...
- Page 11 Merlin CT1250 User Guide Rev: 08 07-19...
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Page 12: Manufacturer's Warranty
Merlin CT1250 User Guide Manufacturer’s Warranty 3 Year Limited 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 is limited to replacement of the product with repaired product at the discretion of the manufacture.