3M™ Shielded/Jacketed, Flat Cable .050" 28 AWG Stranded, Twisted Pair, PVC/PVC 1785 Series • Meets external wiring requirements of National Electrical Code, Article 725 • UL listed for US and Canadian markets • Expanded copper shielding provides easier termination than aluminum/mylar shielding • 360 degree expanded copper shielding provides 20 db average shielding effectiveness • Twist and flat repeat has variable length options • See Regulatory Information Appendix (RIA) for chemical compliance information (RIA E1 & C1 apply) Date Modified: May 5, 2009 TS-0308-C Sheet 1 of 2 Physical Jacket Material: Polyvinyl Chloride (PVC) Color: Black Primary Material: PVC Color: 10 Color Repeat with Tan Common (UL) CL2 75C 28 AWG OR AWM 2912 3M NU Marking Standard: C AWM IIA/B 80C 150V FT1 EU <50V Conductors: 28 AWG, 7 × 36 AWG [ 7 × Ø 0.127 ] Tinned Stranded Copper Shielding: Expanded Copper Electrical Voltage Rating: USA: N.E.C. 725 CL2 or AWM 150V Canada: 150V EU: <50V Insulation Resistance: (Primary Cable) > 1 × 109 Ω/10 ft. [ 3 m ] Characteristic Impedance: Unbalanced Balanced 67 Ω 118 Ω Capacitance: 24.7 pF/ft [ 81.0 pF/m ] 13.8 pF/ft [ 45.3 pF/m ] Inductance: 0.11 μH/ft [ 0.36 μH/m ] 0.19 μH/ft [ 0.62 μH/m ] Propagation Delay: 1.65 ns/ft [ 5.41 ns/m ] 1.63 ns/ft [ 5.35 ns/m ] Velocity of Propagation: 62% 62% Note: Unbalanced is measured between conductors within a pair with one conductor connected to the shield. Balanced is measured between conductors within a pair with the shield floating. Environmental Temperature Rating: USA: CL2; 75°C or AWM: -20°C to +80°C Canada: 80°C Flammability Rating: USA: N.E.C. 725, CL2 Canada: FT1 UL File No.: E118773, Power Limited Circuit Cable CL2: (or AWM Style 2912) 3 3M is a trademark of 3M Company. Interconnect Solutions For technical, sales or ordering information call http://www.3M.com/interconnects/ 800-225-5373

3M™ Shielded/Jacketed, Flat Cable .050" 28 AWG Stranded, Twisted Pair, PVC/PVC 1785 Series Number of 3M Part Number Dimension A Dimension B Conductors 10 (5 pair) 1785/10 0.63 [16.0] 0.450 ± .010 [11.43] 16 (8 pair) 1785/16 0.93 [23.6] 0.750 ± .015 [19.05] 20 (10 pair) 1785/20 1.13 [ 28.7 ] 0.950 ± .015 [ 24.13 ] 26 (13 pair) 1785/26 1.43 [ 36.3 ] 1.250 ± .015 [ 31.75 ] 34 (17 pair) 1785/34 1.83 [ 46.5 ] 1.650 ± .020 [ 41.91 ] 36 (18 pair) 1785/36 1.93 [ 49.0 ] 1.750 ± .020 [ 44.45 ] C 40 (20 pair) 1785/40 2.13 [ 54.1 ] 1.950 ± .020 [ 49.53 ] 50 (25 pair) 1785/50 2.63 [ 66.8 ] 2.450 ± .020 [ 62.23 ] 60 (30 pair) 1785/60 3.13 [ 79.5 ] 2.950 ± .020 [ 74.93 ] 64 (32 pair) 1785/64 3.38 [ 85.9 ] 3.150 ± .020 [ 80.01 ] Example of alternate twist and flat repeats Section Through Termination Area Variable Flat-Repeat Length Suffix Table Alternative Twist and Flat Repeats A Suffix Repeat (in.) Flat (in.) B Blank 20.0 2.0 (Standard) .050 ± .002 Typ [ 1.27 ] TO 22.0 4.0 TB 7.5 1.0 TD 43.0 3.0 BP 9.0 1.5 *.12 ± .03 BA 10.5 2.0 [ 3.0 ] BW 34.0 2.0 * 10 Color Repeat Paper .026 [ 0.66 ] Min Brown/Tan Brown PVC Jacket Red /Tan Tan 28 AWG, 7 X 36 AWG [ 7 X Ø 0.127] Orange /Tan .005 [ 0.13 ] Ref PVC Primary Tinned Stranded Copper Conductors YGerleloewn //TTaann Expanded Copper Insulation Blue /Tan Violet /Tan Clear PVC Carrier Gray /Tan White /Tan Black /Tan Inch [mm] 2.0 ± .3 Tolerance Unless Noted [ 51 ] .0 .00 .000 20.0 ± .7 Inch ±.1 ±.05 ±.010 [ 508 ] (See note 1) [ ] Dimensions for Reference Only * Caliper in Twist Area is .15 ± .03 [ 3.8 ] Ordering Information 1785/XX XX XX Number of Conductors Blank = Standard (See Table) SF = Splice Free Blank = Standard Note: Variable Flat-Repeat Length 1. The twist-flat repeat can be specified from 8.5 inches (See Variable Flat-Repeat Length Suffix Table) (16.5 cm) to 48 inches (1.219 m), and the flat can be specified as anything over 1 inch (2.54 cm) 2. Available in standard 100 ft and 200 ft rolls, please specify when ordering. Contact 3M for availability of TS-0308-C custom roll lengths or other special requirements. Sheet 2 of 2 3 3M is a trademark of 3M Company. Interconnect Solutions For technical, sales or ordering information call http://www.3M.com/interconnects/ 800-225-5373

Regulatory Information Appendix 3M Electronic Solutions Division/Interconnect EUROPE Appendix E1: European Union RoHS Directive 2002/95/EC, Restriction of the Use of Certain Hazardous Substances in Electrical & Electronic Equipment, as amended by EU Commission Decision 2005/618/EC. This product is RoHS Compliant 2005/95/EC. “RoHS Compliant 2005/95/EC” means that the product or part (“Product”) does not contain any of the substances in excess of the maximum concentration values in EU Directive 2002/95/EC, as amended by Commission Decision 2005/618/EC, unless the substance is in an application that is exempt under EU RoHS. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the Warranty stated below. Appendix E2: European Union RoHS Directive 2002/95/EC, Restriction of the Use of Certain Hazardous Substances in Electrical & Electronic Equipment, as amended by EU Commission Decision 2005/618/EC. This product contains lead in the compliant pin area in excess of the maximum concentration value allowed but is compliant by exemption under EU Commission Decision 2005/747/EC. “RoHS Compliant 2005/95/EC” means that the product or part (“Product”) does not contain any of the substances in excess of the maximum concentration values in EU Directive 2002/95/EC, as amended by Commission Decision 2005/618/EC, unless the substance is in an application that is exempt under EU RoHS. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the Warranty stated below. Appendix E3: European Union RoHS Directive 2002/95/EC, Restriction of the Use of Certain Hazardous Substances in Electrical & Electronic Equipment as amended by Commission Decision 2005/618/EC. This product contains lead in the solder tail area in excess of the maximum concentration value allowed. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the Warranty stated below. Appendix E4: European Union RoHS Directive 2002/95/EC, Restriction of the Use of Certain Hazardous Substances in Electrical & Electronic Equipment, as amended by EU Commission Decision 2005/618/EC, as amended by EU Commission Decision 2005/717/EC, as amended by EU Court of Justice Decision 2008/C 116/04 This product contains decaBDE in the insulating material in excess of the maximum concentration allowed for finished products subject to EU RoHS that are placed on the EU market after June 30, 2008. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the Warranty stated below. RIA-2217B-E

Appendix E5: European Union RoHS Directive 2002/95/EC, Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment, as amended by EU Commission Decision 2005/618/EC. This product contains lead in excess of the maximum concentration value allowed but is compliant by exemption under Item 6 of the Annex to the Directive. “RoHS Compliant 2005/95/EC” means that the product or part (“Product”) does not contain any of the substances in excess of the maximum concentration values in EU Directive 2002/95/EC, as amended by Commission Decision 2005/618/EC, unless the substance is in an application that is exempt under EU RoHS. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the Warranty stated below. CHINA Appendix C1: China RoHS Electronic Industry Standard of the People’s Republic of China, SJ/T11363-2006, Requirements for Concentration Limits for Certain Hazardous Substances in Electronic Information Products. This symbol, per Marking for the Control of Pollution Caused by Electronic Information Products, SJ/T11364-2006, means that the product or part does not contain any of the following substances in excess of the following maximum concentration values in any homogeneous material: (a) 0.1% (by weight) for lead, mercury, hexavalent chromium, polybrominated biphenyls or polybrominated diphenyl ethers (excluding decaBDE); or (b) 0.01% (by weight) for cadmium. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the Warranty stated below. Appendix C2: China RoHS Electronic Industry Standard of the People’s Republic of China, SJ/T11363-2006, Requirements for Concentration Limits for Certain Hazardous Substances in Electronic Information Products. This symbol, per Marking for the Control of Pollution Caused by Electronic Information Products, SJ/T11364-2006, means that the product or part does contain a substance, as detailed in the chart below, in excess of the following maximum concentration values in any homogeneous material: (a) 0.1% (by weight) for lead, mercury, hexavalent chromium, polybrominated biphenyls or polybrominated diphenyl ethers (excluding decaBDE); or (b) 0.01% (by weight) for cadmium. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. The numerical reference in the symbol above should not be construed as a representation regarding the product’s life or an extension of a product warranty. The product warranty is stated below. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the product Warranty stated below. RIA-2217B-E

Appendix C3: China RoHS Electronic Industry Standard of the People’s Republic of China, SJ/T11363-2006, Requirements for Concentration Limits for Certain Hazardous Substances in Electronic Information Products. This symbol, per Marking for the Control of Pollution Caused by Electronic Information Products, SJ/T11364-2006, means that the product or part does contain a substance, as detailed in the chart below, in excess of the following maximum concentration values in any homogeneous material: (a) 0.1% (by weight) for lead, mercury, hexavalent chromium, polybrominated biphenyls or polybrominated diphenyl ethers (excluding decaBDE); or (b) 0.01% (by weight) for cadmium. Unless otherwise stated by 3M in writing, this information represents 3M’s best knowledge and belief based upon information provided by third party suppliers to 3M. The numerical reference in the symbol above should not be construed as a representation regarding the product’s life or an extension of a product warranty. The product warranty is stated below. In the event any product is proven not to conform with 3M’s Regulatory Information Appendix, then 3M’s entire liability and Buyer’s exclusive remedy will be in accordance with the product Warranty stated below. Important Notice All statements, technical information, and recommendations related to 3M’s products are based on information believed to be reliable, but the accuracy or completeness is not guaranteed. Before using this product, you must evaluate it and determine if it is suitable for your intended application. You assume all risks and liability associated with such use. Any statements related to the product which are not contained in 3M’s current publications, or any contrary statements contained on your purchase order shall have no force or effect unless expressly agreed upon, in writing, by an authorized officer of 3M. Warranty; Limited Remedy; Limited Liability. This product will be free from defects in material and manufacture for a period of one (1) year from the time of purchase. 3M MAKES NO OTHER WARRANTIES INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. If this product is defective within the warranty period stated above, your exclusive remedy shall be, at 3M’s option, to replace or repair the 3M product or refund the purchase price of the 3M product. Except where prohibited by law, 3M will not be liable for any indirect, special, incidental or consequential loss or damage arising from this 3M product, regardless of the legal theory asserted. 3 3M Electronics Solutions Division 6801 River Place Blvd. Austin, TX 78726-9000 U.S.A. Please recycle. Printed in USA. 1-800-225-5373 © 3M 2008. All rights reserved. www.3m.com/interconnects RIA-2217B-E 3M is a trademark of 3M Company.