Instruction manual
OM2  3 
OPTICALLY ISOLATED 
INTERFACE
Ramsey Publication No. OM2: 
Manual Price Only $5.00 
   TABLE OF CONTENTS 
 Introduction/Circuit Description ...................... 4 
  Parts Layout Diagram ..................................... 7 
  “Learn-As-You-Build” Kit Assembly ................ 8 
 Parts List......................................................... 9 
 Assembly Steps ............................................ 10 
 Schematic ................................................ 12-13 
  Input Signal Level Configuration .................. 14 
  Final Configuration Assembly Steps ............ 15 
  Configuring Your OM2 .................................. 16 
 Conclusion .................................................... 21 
 Specifications ............................................... 22 
  Ramsey Kit Warranty ................................... 23 
INSTRUCTION MANUAL FOR 
RAMSEY ELECTRONICS, LLC 
590 Fishers Station Drive 
Victor, New York 14564 
Phone (585) 924-4560 
Fax (585) 924-4555 
www.ramseykits.com 










