type 51 series the type 51 series from tyco electronics offers a small, high quality potentiometer system. you can choose a standalone module or a conventional bush potentiometer with shaft. advanced carbon polymer element technology potentiometers with or without switches are available to meet your every requirements. key features choice of shafts and edgewheels spst switch style available in distribution automatic machine insertable modules eyelet or pc terminations linear and non-linear laws multi gang versions available characteristics - electrical characteristics - mechanical angle of rotation: 300 2 rotational torque: 10 mnm maximum stop strength: 400 mnm maximum rotational life: 25,000 cycles resistance range linear law: 470 ohm to 4.7 megohm log law: 2.2k ohm to 470k ohm resistance values: 1.0, 2.2, 4.7 per decade tolerance: 20% (tighter by selection) power rating linear law: 0.2 watt @ 40c log law: 0.1 watt @ 40c operating voltage linear law: 350 vac or 500 vdc maximum log law: p maximum x r nominal load life: r< 10% after 1000 hours @ 70c rotational life: r< 10% @ 15,000 cycles crv (linear law): r< 1% isolation voltage: 500 v dc insulation resistance: > 100 megohm characteristics - environmental storage temperature: - 40c to 85c operating temperature: - 25c to 70c humidity: < 15% r rh 75% @ 35c temperature coefficient: 500 ppm/c @ -25 to 70c climatic category: 25/070/10 characteristics - switch load life: 1000 hours at 0.5 w contact resistance: < 20 milliohm initial rating: 3.5 amp @ 14.4 vdc contact configuration: spst off @ ccw e on/off torque: 30 mnm maximum operational angle: 30 maximum electrical rotation: 50 to 295 soldering condition this product has been designed for flow solder only. solder bath: 235c +0c/-5c immersion time: 2 0.5 seconds test conditions: iec 391-1 clause 6.22.3 test method: iec 68-2 the type 51 series is designed for flow soldering only. if hand soldering is essential please take extreme care when applying solder. do not overheat the terminal by prolonged exposure to heat otherwise intermittent operation could result. literature no. 1773117 issued: 08-08 dimensions are shown for reference purposes only. dimensions are in millimetres unless otherwise specified. specifications subject to change. tycoelectronics.com passives.tycoelectronics.com spindle operated potentiometers type 51 series
derating curve ambient temperature (c) 100 80 60 40 20 0 % dissipation dissipation as a function of temperature. potentiometers covered by this specification are derated from 100% rated dissipation at 40c to zero dissipation at 100c. linear law 100% - 0.2w non-linear law 100% - 0.1w -40 0 40 70 100 snap-in shafts and edgewheels - for standalone modules the diagram illustrates the snap-in part of a plastic actuator which can be used to rotate the series 51 standalone module. accessory options - for standalone modules at the date of publication the following mould tools exist for plug in accessories: shafts 60 mm long x 6 mm diameter with knurl end and screwdriver slot colour black shafts 30 mm long x 6 mm diameter with knurl end and screwdriver slot colour black shafts 20 mm long x 6 mm diameter with knurl end and screwdriver slot colour black shafts 10 mm long x 6 mm diameter with knurl end and screwdriver slot colour black edgewheel for horizontal modules 25mm diameter colour black. thumbwheel actuating devices literature no. 1773117 issued: 08-08 dimensions are shown for reference purposes only. dimensions are in millimetres unless otherwise specified. specifications subject to change. tycoelectronics.com passives.tycoelectronics.com spindle operated potentiometers type 51 series type 51 horizontal dimensions single module type 53 vertical
type 54 no switch type 56 with switch dimensions potentiometer type 55 dual section type 61 triple section dimensions potentiometer spindle options required mounting holes in chassis panel hole data - potentiometers with bushes potentiometers with bush h - 10mm or 12.5mm to choice h - 10mm or 12.5mm to choice l - 5mm or 8mm to choice type 61 has the same general dimensions as type 55 for single and dual gang potentiometers with mounting bush m7 x 0.75mm. fix potentiometer with mounting nut supplied. max. torque for tightening - 1 nm tickness of mounting plate - 1mm literature no. 1773117 issued: 08-08 dimensions are shown for reference purposes only. dimensions are in millimetres unless otherwise specified. specifications subject to change. tycoelectronics.com passives.tycoelectronics.com spindle operated potentiometers type 51 series 51 102 a 4 20 pl common part the first two digits are signifi- cant figures of the resistance value and the third one denotes the number of zeros following. e.g. 4k7: 472 47k: 473 470k: 474 value resistance law 51 53 54 55 56 61 a - linear b - log c - inverse log shaft diameter 20 - 20mm 30 -30mm shaft length spindle style 4 - 4mm 6 - 6 mm pl - plain fl - flatted how to order
|
