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Merlin PM2+     

 

 

 

                                                                               User Guide  

 

 

Rev: 2   05-19

 

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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. This 
warranty is void if the product has been damaged by accident, unreasonable use, neglect, tampering or other causes 
not arising from defects in material or workmanship. This warranty extends to the original consumer purchaser of the 
product only. 
 
Warranty disclaimers: 
Any implied warranties arising out of this sale, including but not limited to the implied warranties of 
description, merchantability and intended operational purpose, are limited in duration to the above warranty period. In 
no  event  shall  the  manufacturer  be  liable  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 breach of contract, negligence, strict liability in tort or otherwise. The manufacturer shall have no liability for any 
personal injury, property damage or any special, incidental, contingent or consequential damage of any kind resulting 
from gas leakage, fire or explosion. This warranty does not affect your statutory rights

 

Warranty Performance: During the above warranty period, your product will be replaced with a comparable product if 
the defective product is returned together with proof of purchase date. The replacement product will be in warranty for 
the remainder of the original warranty period or for six months – whichever is the greatest.  
 

 

 
 
 
 
 
 
 

 
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 

 

South East Division 
Tel:  +44(0) 1702 291 725 
Fax: +44(0) 1702 299 148 
south@snsnorthern.com 

  

  
 

 

S&S Northern is the owner of this document and reserves all rights of modification without prior notice. 

 

 

Summary of Contents for Merlin PM2+

Page 1: ...Merlin PM2 User Guide Rev 2 05 19 1 Gas Safety Products Merlin PM2 Dual Current Monitor User Guide Please read this guide carefully and retain for future use...

Page 2: ...ting 3 2 Circuit Board Terminals 4 2 1 POWER 4 2 2 FAN 1 FAN 2 LIVE Current monitoring 4 3 How to setup the current monitors 5 3 1 Setting the minimum maximum fan current 5 3 2 How to adjust the curre...

Page 3: ...surface mounting using 4 mounting screws Removing the cover on the panel gives access to the circuit board Important Warning Statements Never ignore your device when in alarm This device requires a c...

Page 4: ...ed SUPPLY FAN PD SWITCHES EXTRACT FAN PD SWITCHES FAN1 PD SW FAN2 PD SW If only one fan is being monitored the relevant link should be taken out of the terminal connection These terminals are low volt...

Page 5: ...will be isolated To adjust this threshold see following section To erase the calibration data press and hold the relevant RESET button until appears 3 2 How to adjust the current monitor thresholds Th...

Page 6: ...Once Fan 1 threshold has been set the LCD screen will prompt setting fan 2 Offset H F2 10 Once you have completed setting the thresholds switch F1 and F2 switches to ON You will now need to calibrate...

Page 7: ...FREE OUTPUT to Merlin panel PD SWITCH terminal 3 POWER IN 12 24 VDC 4 FAN 2 NO NC VOLT FREE OUTPUT to Merlin panel PD SWITCH terminal 5 FAN 2 IN OUT MAX 18AMPS 6 Fan Current Monitor High Button 7 Fan...

Page 8: ...able 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 br...

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