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Merlin 500S 

 

 

 

 

 

 

                                        User Guide

 

 

Rev: 02    05-19

 

1  

 

 

Gas Safety Products 

 

Merlin 500S 

Utility Isolation Controller 

 

 

 

 

 

 

  

 

User Guide 

Please read this guide carefully and retain for future use. 

 

Summary of Contents for Merlin 500S

Page 1: ...Merlin 500S User Guide Rev 02 05 19 1 Gas Safety Products Merlin 500S Utility Isolation Controller User Guide Please read this guide carefully and retain for future use...

Page 2: ...Terminals 4 2 1 POWER 4 2 2 UTILITY 1 4 2 3 BMS OUT 4 2 4 EM REMOTE 4 2 5 FIRE PANEL 4 3 Installation Operation 5 3 1 System On and Off 5 3 2 Emergency Shut Off 5 3 3 BMS Integration 5 3 4 Fire Alarm...

Page 3: ...ng Statements It is recommended that this device be commissioned upon installation and serviced annually Do not apply lighter gas or other aerosols to gas detectors this will cause extreme damage Neve...

Page 4: ...OUT N C COM and N O Normally Closed Common Normally Open These are volt free connections This is a relay that changes state in alarm or when the utility is on off 2 4 EM REMOTE This terminal is for r...

Page 5: ...utility There is a dip switch located on the circuit board labelled BMS SEL This is factory set to OFF which signals the BMS on Utility status on off When switched to ON the 500S will only signal the...

Page 6: ...either remote or on the panel is pressed or the fire alarm panel has been activated the LED will illuminate AMBER and the UTILITY will be turned off The EM Stop button must be re set before restartin...

Page 7: ...POWER Mains electrical Input 100 240VAC Single Phase 50 60Hz 3 AUTO RESET BMS selection switch 4 EM REMOTE Remote emergency stop buttons and Fire Alarm input wired in series purchased separately VOLT...

Page 8: ...ble for loss of use of this product or for any indirect special incidental or consequential damages or costs or expenses incurred by the consumer or any other user of this product whether due to a bre...

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