MATERIAL DECLARATION SHEET Model PES12 Product Type ENCODER Compliance Date RoHS Compliant No. 1 2 06/23/2008 Yes MSL Construction Homogeneous Material Element (subpart) Material Shaft Plastic Wiper Copper Alloy Housing PBT CASRN weight [g] if applicable Materials Mass [%] 0.21 Polycarbonate 25037-45-0 100 Sn 07440-31-5 9 P 07723-14-0 0.05 Cu 07440-50-8 90.95 Ag 07440-22-4 100 Polybutylene Terephthalate 26062-94-2 70 14.497 Glass Fiber 65997-17-3 28 5.8 2 0.414 0.026 0.29 Additives Plating 4 Terminal X 3 Headquarters Riverside CA Copper Alloy Material Homogeneous Material/ Substances Plating 3 N/A 0.1 Mass % of total Unit wt 15.0 1.68 Sn 07440-31-5 100 Cu 07440-50-8 54.786 3.912 Ni 07440-02-0 17.570 12.54 Zn 07440-66-6 27.260 1.946 Pb 07439-92-1 0.001 0.0001 Sn 07440-31-5 0.002 0.0001 Fe 07439-89-6 0.028 0.002 Mn 07439-96-5 0.350 0.025 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society Subpart mass of page 1 of 2 total wt [%] 15.0 1.86 20.71 7.14 MATERIAL DECLARATION SHEET 5 Contact Spring Copper Alloy 0.124 Plating 6 Housing Cover Steel Total weight 0.65 Sn 07440-31-5 9.0 P 07723-14-0 0.05 Cu 07440-50-8 90.95 Sn 07440-31-5 100 C 07440-44-0 0.050 0.023 Mn 07439-96-5 0.240 0.112 P 07723-14-0 0.016 0.007 S 07704-34-9 0.012 0.006 Si 14464-46-1 0.010 0.005 Al 07429-90-5 0.045 0.021 Fe 07439-89-6 99.627 46.456 8.032 1.4 This Document was updated on: Aug 26, 2008 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. 2. RoHS Exemption 6c. Lead in Copper Alloy Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 2 of 2 8.86 46.63