Ohmite molded composition potentiometers are available in Potentiometers various models for applications in military devices, industrial Molded composition equipment and in equipment requiring a convenient resis- Style CU, CA, 0.625 CB, CCU, CMU Style CLU tance control device. 2 /50.8mm 15.9mm ( (max.) CU, CA, 1.16 ) CB, CCU F E A T U R E S 29.4mm 0.625 Type AB 0.25 0.125 0.5 R50 10.0 12.3 14.1 17.3 15.88mm 0.875 /22.2 mm Low noise, smooth operation 6.35 mm 3.18mm ( ) 0.5 1 1R0 3.53 5.00 7.07 8.66 10 12.3 15.0 17.32 22.3 31.6 CMU In accordance with Mil RV4N, 12.7mm 1.5 1R5 18.2 25.8 RV4L, RV6L, RV6N, 2RV7N 2 2R0 2.50 3.54 5.00 6.12 7.07 8.65 10.6 12.24 15.8 22.4 types 2.5 2R5 2.24 14.1 20.0 lock nut, 0.375-32 thread, RoHS compliant non-RoHS ver- slotted bushing, 3 3R0 2.04 2.88 5.00 5.75 7.07 8.66 10.00 12.9 18.3 round shaft, sion unavailable. locking shaft, 0.25 /6.35mm 4 4R0 3.53 7.50 8.66 11.2 15.8 1.266 0.125 /3.18mm panel (max.) 32.1mm 5 5R0 1.58 3.88 4.47 5.48 6.71 7.75 10.0 14.1 S P E C I F I C A T I O N S panel (max.) (max.) 6 6R0 1.44 2.04 2.88 ( ) CCU Electrical 7.5 7R5 3.16 3.65 4.47 5.49 6.32 Derating: linear from 100% at 0.703 8 8R0 1.25 1.77 2.50 7.90 11.2 0.625 .016 0.875 .016 17.9mm +70C to 0% at +120C 10 10R 0.86 1.12 1.58 2.74 3.16 3.88 4.74 5.48 10.0 Style AS 15.9mm Style ASM (max.) 22.2mm Operating temp. range: -55C to 12 12R 2.04 120C 12.5 12R5 6.30 8.95 Material 15 15R 0.71 0.91 1.29 3.163 3.87 4.47 0.5 12.7mm 16 16R 1.76 2.17 2.50 5.60 7.90 Construction: Elements molded Type AS into a single, integral structure. 22 22R 1.50 0.125 0.25 Metal cover protects and shields 3.18mm 25 25R 0.55 0.71 1.00 1.73 2.0 2.450 3.00 3.46 4.47 6.33 6.4mm 0.234 the internal parts. 0.469 0.5 0.25-32 bushing, 35 35R 0.46 0.60 0.845 1.19 2.070 6.0mm 0.25-32 bushing, (max.) Sealing: synthetic resin containing 11.9mm 12.7mm locking type, 40 40R 3.54 (max.) (max.) standard type mounting nut & non-mercurial fungicide 50 50R 0.39 0.50 0.707 1.00 1.23 1.41 1.735 2.12 2.45 3.16 4.47 lock nut 75 75R 0.32 0.40 0.575 1.00 1.15 1.415 1.73 2.00 3.65 Since all rheostats/potentiometers 80 80R 0.790 2.52 Ohmic Behind panel Diameter Voltage are electro-mechanical devices, 100 100 0.27 0.36 0.500 0.866 1.00 1.225 1.50 1.73 3.16 Model Watts range (In./mm) (In./mm) Rotation (RMS) they are subject to mechanical 125 125 0.32 0.445 0.630 2.00 wear and, therefore, have a finite AS 0.5 50-5M 0.703/17.9 0.50/12.7 295 5 350 150 150 0.22 0.29 0.575 1.000 1.22 1.41 life. ASM 0.5 50-5M 0.703/17.9 0.50/12.7 295 5 350 160 160 CA 2.0 50-5M 0.625/15.9 1.16/29.4 312 3 500 175 175 0.27 0.375 1.69 2.39 CB 2.0 50-5M 0.625/15.9 1.16/29.4 312 3 500 200 200 0.19 0.25 0.612 0.707 0.865 1.06 1.22 225 225 0.470 2.11 CU 2.0 50-5M 0.625/15.9 1.16/29.4 312 3 500 250 250 0.17 0.22 0.316 0.775 1.41 CCU 2.0 50-5M 1.266/32.1 1.16/29.4 312 3 500 300 300 0.408 0.500 0.575 0.866 1.00 1.83 CLU 2.0 50-5M 0.625/15.9 1.16/29.4 312 3 500 325 325 1.24 CMU 2.0 50-5M 0.625/15.9 1.16/29.4 312 3 500 350 350 0.15 0.19 0.267 0.655 400 400 0.433 0.500 0.750 0.866 1.48 S T A N D A R D P A R T N U M B E R S F O R P O T E N T I O M E T E R S 500 500 0.12 0.16 0.222 0.316 0.388 0.447 0.548 1.00 1.41 600 600 700 700 0.567 0.655 750 750 0.10 0.13 0.182 0.316 0.365 0.447 0.817 1.15 800 800 0.250 900 900 0.500 0.578 1000 1K0 0.086 0.10 0.155 0.224 0.274 0.316 0.707 1.00 MIL Designation MIL Designation 1200 1K2 0.433 0.500 Prefix Prefix 1250 1K25 0.346 Suffix Suffix Part No. Part No. 1500 1K5 0.071 0.090 0.129 0.224 0.258 0.387 0.447 0.577 0.816 Prefix Prefix 1600 1K6 0.176 Suffix Suffix 1750 1K75 0.358 0.414 50 500A 5001 50,000 503A 5031 AS3609E ASM6669E 1800 1K8 0.288 100 101A 1011 AS3601E ASM6661E 75,000 753A 7531 2000 2K0 0.194 0.224 0.336 0.387 0.500 150 151A 1511 100,000 104A 1041 AS3610E ASM6670E 2250 2K25 0.259 250 251A 2511 AS3602E ASM6662E 150,000 154A 1541 2500 2K5 0.055 0.070 0.100 0.141 0.173 0.200 0.300 0.346 0.447 0.633 350 351A 3511 250,000 254A 2541 AS3611E ASM6671E 3000 3K0 0.224 500 501A 5011 AS3603E ASM6663E 350,000 354A 3541 3500 3K5 0.046 0.060 0.084 0.119 750 751A 7511 500,000 504A 5041 AS3612E ASM6672E 4500 4K5 0.182 1,000 102A 1021 AS3604E ASM6664E 750,000 754B 7542 5000 5K0 0.039 0.050 0.070 0.100 0.123 0.141 1,500 152A 1521 1,000,000 105B 1052 AS3613E ASM6673E 7500 7K5 0.041 0.058 0.100 0.115 0.141 2,500 252A 2521 AS3605E ASM6665E 1,500,000 155B 1552 8000 8K0 0.079 3,500 352A 3521 2,000,000 205B 2052 AS3684E ASM6674E 10000 10K 0.035 0.050 0.070 0.087 0.100 0.122 5,000 502A 5021 AS3606E ASM6666E 2,500,000 255B 2552 AS3614E ASM6675E 12500 12K5 0.031 7,500 752A 7521 3,500,000 355B 3552 15000 15K 0.029 0.041 0.058 5,000,000 505B 5052 AS3615E ASM6676E 10,000 103A 1031 AS3607E ASM6667E 20000 20K 0.035 0.050 15,000 153A 1531 = Standard values check availability 25000 25K 0.032 0.045 25,000 253A 2531 AS3608E ASM6668E 30000 30K 0.041 * add -E for RoHS-compliant lead-free zinc-nickel plated product 35,000 353A 3531 40000 40K 0.035 Check product availability at www.ohmite.com 50000 50K 0.032 78 Ohmite Mfg. Co. 1600 Golf Rd., Rolling Meadows, IL 60008 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com Ohmite Mfg. Co. 1-866-9-OHMITE Intl 1-847-258-0300 Fax 1-847-574-7522 www.ohmite.com info ohmite.com 79 Ohmic value CMU RV4NAYSD Linear CU RV4NAYSJ Linear CA RV4NAYSJ CW log CB RV4NAYSJ CCW log CLU RV4LAYSA Linear CCU 2RV7NYSJ Linear Dual* RV6LAYSA Linear RV6NAYSD Linear Ohmic value CMU RV4NAYSD Linear CU RV4NAYSJ Linear CA RV4NAYSJ CW log CB RV4NAYSJ CCW log CLU RV4LAYSA Linear CCU 2RV7NYSJ Linear Dual* RV6LAYSA Linear RV6NAYSD Linear