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| Features Applications Integrated digital contacting encoder with momentary switch option Mounts directly to the PCB Can be integrated into any circuit Detented versions available Long operating life Medical instrumentation Test and measurement equipment Audio equipment Climate control Home lighting Home automation 01943-2 Series Front Mount Module with Switch Bourns 01943-2 Series Front Mount Module with Switch is designed for integration into any Printed Circuit Board and completes the value-added solution for Integrated Panel Control applications. Competitive features result in cost savings, reduced inventory, and improved reliability. Encoder Characteristics Closed Circuit Resistance ...............................................................................................................................................................................5 ohms maximum Open Circuit Resistance ...........................................................................................................................................................................100 K ohms minimum Contact Rating........................................................................................................................................................................................10 milliamps @ 10 VDC Electrical Travel..........................................................................................................................................................................................................Continuous Environmental Characteristics Operating Temperature Range ........................................................................................................................................................................-40 C to +125 C Storage Temperature Range ...........................................................................................................................................................................-40 C to +140 C Life ...................................................................................................................................................................................................................200 K revolutions Vibration ...............................................................................................................................................................................................................................15 G Humidity..............................................................................................................................................................Per MIL-STD-202, Method 103B, Condition B Switch Characteristics Contact Push Momentary...........................................................................................................................................................................................SPST N.O. Power Rating (Resistive Load) .................................................................................................................................................................10 milliamp @ 12 VDC Closed Switch Resistance............................................................................................................................................................<200 ohms @ 440 gram force Switch Travel.......................................................................................................................................................................................................2.25 0.25 mm Switch Activation Force ......................................................................................................................................................................................370 70 grams Product Dimensions 21.39 .38 (.842 .015) 22.20 .25 (.874 .010) 6.99 (.275) 4.80 (.189) DIA. 22.20 .25 (.874 .010) 10.49 TYP. (.413) .51 CHAMFER X 45 (.020) 1.02 MAX. (.040) .393 TYP. (9.98) 5.18 .25 TYP. (.204 .010) 7.87 (.310) 7.87 (.310) 7.87 (.310) PCB 7.87 (.310) 3.56 .05 DIA. (.140 .002) PLATED 4 PLCS. 2.03 +.05/-.03 DIA. (.080 +.002/-.001) NON-PLATED FRONT VIEW SIDE VIEW PCB HOLE DIMENSIONS DIMENSIONS: MM (IN.) Specifications are subject to change without notice. 01943-2 Series Front Mount Module with Switch How To Order 0 1943 - 2 0 3 5 1 INTEGRATED PCB SYSTEM MODULES SHAFT LENGTH* (From Rear Surface of PCB) Code Description 1 5/8" Length Code 1 2 3 SERIES MODULES Description Front Mount Front Mount with Switch Rear Mount *Consult factory for other lengths. SHAFT MATERIAL* Code Description 5 Plastic, 3/16" Dia. Flatted *Consult factory for other materials and diameters. NUMBER OF DETENTS Code Description 0 None 1 6 Detents 2 12 Detents 3 24 Detents NUMBER OF PULSES / REV. Code Description 0 6 Pulses (Incremental) 1 9 Pulses (Incremental) 2 12 Pulses (Incremental) 3 24 Pulses (Incremental) 4 36 Pulses (Incremental) NOTE: This chart illustrates the numbering system for the module level only. Each Integrated PCB system will require several modules in addition to the PCB and electronic components that are unique to each application. REV. 04/03 Specifications are subject to change without notice. |
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