rotary switches 31 www.elma.com dual concentric: two encoders - one space 16 or 32 detents standard resolution w ith or without integrated push button r otational life: up to 1,000,000 revolutions excellent indexing feel with 0.5, 1.0, 1.5, 2.0 or 2.5 ncm switching torque (remains consistent over life) gold plated contacts r obust metal housing with metal shaft 11.5 x 12.3 x 9.1 mm body size optional ip68 front panel sealing operating temperature range: -40 to +85c v arious options and customization dual concentric encoder type e37 standard product variety vertical or horizontal mounting threaded or non-threaded bushing 3 or 6 n pus h button force or without push button 32/16, 32/8, 16/16, 16/8 detents/pulses per rev. (ppr) 0.5, 1.5, 2.0 or 2.5 ncm switching torque or no detents ip60 or ip68 1 front panel sealing possible customization shaft dimensions and shape switching torque and push button actuation force indexing resolution and ppr others typical applications cockpit controls; radios and navigation desktop and mobile radios professional, portable audio equipment applications where user interface is space critical mil-std-202g compliant swiss click indexing system? recommended system interfacing preference types selection chart 2 push button inner shaft outer shaft ip sealing tht vertical (threaded bushing 3 ) tht horizontal (threaded bushing 3 ) yes, 6 n 16 detents (8 ppr) 2.5 ncm 16 detents (8 ppr) 2.5 ncm ip60 e37-vt6330-1 e37-ct6330-1 ip68 e37-vt6332-1 e37-ct6332-1 32 detents (16 ppr) 2.0 ncm ip60 e37-vt6310-1 e37-ct6310-1 ip68 e37-vt6312-1 e37-ct6312-1 1 non-threaded bushing; gasket provides ip65 2 for other types/options, see type key. 3 nut supplied. cw on o on o a b detents* 1 5 6 pin# 1 2 3 4 5 bi s s ci ai 6 7 8 9 10 bo nc nc co ao 13,8 10 6 9,1 ? 4 ? 6 ? 7 optional gasket (front panel sealing) front panel cut-out footprint / print layout tht horizontal (view from mounting side) pcb-thickness: 1 - 1,5 mm 12,3 0,8 11,5 6,02 3,5 7 d11 12,3 4 x 2,54 4,2 ? 1 bo ncnc co ao bi s s ci ai bo nc ncco ao 1 5 10 vertical horizontal s ci gnd inner shaft pb e37 vcc 5x 10k (pull up) 5x 10k debounce circuit 5x 10nf gnd 74hc14 (inverting schmitt-trigger) s ai bi s ai bi ao bo outer shaft ao bo co *timing diagram shows 32/16 (16/8) detents/ppr resolution
rotary switches 32 www.elma.com specifications mechanical data inner shaft 1 : ....................................................................... 16 detents with 2.5 ncm (+/- 30%) or no detents outer shaft 1 : ...................................................................... 32, 16 or no detents f or 32 detents: 0.5, 1.0 or 2.0 ncm (+/- 30%) for 16 detents: 1.5 or 2.5 ncm (+/- 30%) rotational life: 2 .................................................................. 1,000,000 revolutions min. with 0.5, 1.0 or 1.5 ncm switching torque or with no detents 500,000 revolutions min. with 2.0 ncm switching torque 300,000 revolutions min. with 2.5 ncm switching torque residual switching torque (end of life): ................................ 90% typ. shaft strength: ................................................................... 100 n min. push, 100 n min. pull, 50 ncm min. bending f astening torque of nut: ..................................................... 100 ncm max. electrical data coding/output: .................................................................. 2-bit quadrature resolution: ........................................................................ 16 or 8 pulses per revolution (ppr) per channel phase shift (a leads b clockwise): ........................................ 90 (+/- 70) pulse width per channel: ..................................................... 180 (+/- 36) operating speed: .............................................................. 60 rpm max. contact bouncing time: ...................................................... 2 ms max. contact resistance: ............................................................ 10 ohms max. (over the entire rotational life) dielectric withstanding voltage to housing/shaft: .................. 500 vdc during 60 seconds (mil -std-202g, method 301) material data shaft: ................................................................................ aluminum housing: ........................................................................... zinc diecast with glossy nickel plating , fiber enforced high performance plastic nut: .................................................................................. brass with glossy nickel plating contact system: ................................................................. alloy copper , auco plated (hard gold) soldering leads: ................................................................. alloy copper , tin plated housing clamp, retention clips: ........................................... tin-plate o -rings: ............................................................................ nbr (nitril), 70 shore, reflowable gasket (non-threaded bushing): ......................................... closed- cell epdm based rubber, 45 shore a, complies to sae j 18-79, reflowable environmental data operating temperature range: 2 .......................................... -40 to +85c (iec 60068-2-14) storage temperature range: ............................................... -65 to +125c (iec 60068-2-14, mil -std202g, method 107g, condition b-3) humidity (non condensing): ................................................ 93% rh max. (mil -std-202g, method 103b, condition b) ip sealing: ......................................................................... ip60, optional ip68 1 (1 bar, 1 hour) shaft/front panel sealing (non-threaded bushing; gasket provides ip65 1 ) vibration: .......................................................................... 29 g rms max. @ 100 to 1000 hz (mil-std-202g, method 214a, condition 1h/15 minutes) shock: ............................................................................... 100 g max. (mil -std-202g, method 213b, condition c) flammability: ..................................................................... ul94- v0 (ip65/ip68: o-rings and non-threaded bushing gasket are ul94-hb) packaging sizes tray: ................................................................................. 20 pcs. (nuts are supplied and packed separately) additional data for push button switch mechanical data push button actuation force (new condition): ........................ 6 n (+/- 30%) push button switch travel: ................................................... 0.5 (+/- 0.2) mm push button switch life: 2 ...................................................... 200,000 actuations min. residual push button actuation force (end of life): ................ 90% typ. electrical data contact bouncing time: ...................................................... 2 ms max. dielectric withstanding voltage to housing/shaft: .................. 500 vdc during 60 seconds (mil -std-202g, method 301) material data contact pads: .................................................................... alloy copper , auco plated (hard gold) membrane switch: ............................................................. stainless steel, auco plated (hard gold) soldering conditions hand soldering: ................................................................. 340c max. during 2 s max. w ave soldering: ................................................................. 280c max. peak temperature during 5 s max. 1 o-ring of ip65/ip68 shaft sealing may slightly increase switching torque. 2 rotational/actuation life is tested at room condition (+25c, 50 to 60% rh). operating speed is 60 rpm (encoder) and 2 hz (push button). different operating conditions may decrease life expectation dramatically. dual concentric encoder type e37
rotary switches 33 www.elma.com nut and front panel cut out (threaded bushing) nut 2 m7 x 0,75 10 front panel cut-out 6,2 d11 7,0 d11 tht vertical tht horizontal drawings dual concentric encoder type e37 optional o-ring (front panel sealing) 3,33 0,8 ? 4 ? 6 m7 x 0,75 0,65 2,5 3,5 9,75 5,35 10 13,8 13,84 11,5 13,5 12,3 6,2 ao co nc nc bo 8,5 bi s ci s ai front panel cut-out footprint / print layout (view from mounting side) print through hole pcb-tchickness: 1 - 1,5 mm 12,3 1,6 2,6 6,84 6,85 4 x 2,54 ao co nc nc bo bi ci ai s s 6,2 d11 7,0 d11 13,8 10 6 9,1 ? 4 ? 6 ? 7 optional gasket (front panel sealing) front panel cut-out footprint / print layout tht horizontal (view from mounting side) pcb-thickness: 1 - 1,5 mm 12,3 0,8 11,5 6,02 3,5 7 d11 12,3 4 x 2,54 4,2 ? 1 bo ncnc co ao bi s s ci ai bo nc ncco ao 1 5 10 13,8 10 6 9,1 ? 4 ? 6 ? 7 optional gasket (front panel sealing) front panel cut-out footprint / print layout tht horizontal (view from mounting side) pcb-thickness: 1 - 1,5 mm 12,3 0,8 11,5 6,02 3,5 7 d11 12,3 4 x 2,54 4,2 ? 1 bo ncnc co ao bi s s ci ai bo nc ncco ao 1 5 10 both threaded and non-threaded bushings are available for all versions; tht vertical or tht horizontal (see type key). both threaded and non-threaded bushings are available for all versions; tht vertical or tht horizontal (see type key). optional o-ring (front panel sealing) 3,33 0,8 ? 4 ? 6 m7 x 0,75 0,65 2,5 3,5 9,75 5,35 10 13,8 13,84 11,5 13,5 12,3 6,2 ao co nc nc bo 8,5 bi s ci s ai front panel cut-out footprint / print layout (view from mounting side) print through hole pcb-tchickness: 1 - 1,5 mm 12,3 1,6 2,6 6,84 6,85 4 x 2,54 ao co nc nc bo bi ci ai s s 6,2 d11 7,0 d11 optional o-ring (front panel sealing) 3,33 0,8 ? 4 ? 6 m7 x 0,75 0,65 2,5 3,5 9,75 5,35 10 13,8 13,84 11,5 13,5 12,3 6,2 ao co nc nc bo 8,5 bi s ci s ai front panel cut-out footprint / print layout (view from mounting side) print through hole pcb-tchickness: 1 - 1,5 mm 12,3 1,6 2,6 6,84 6,85 4 x 2,54 ao co nc nc bo bi ci ai s s 6,2 d11 7,0 d11 13,8 10 6 9,1 ? 4 ? 6 ? 7 optional gasket (front panel sealing) front panel cut-out footprint / print layout tht horizontal (view from mounting side) pcb-thickness: 1 - 1,5 mm 12,3 0,8 11,5 6,02 3,5 7 d11 12,3 4 x 2,54 4,2 ? 1 bo ncnc co ao bi s s ci ai bo nc ncco ao 1 5 10 optional o-ring (front panel sealing) 3,33 0,8 ? 4 ? 6 m7 x 0,75 0,65 2,5 3,5 9,75 5,35 10 13,8 13,84 11,5 13,5 12,3 6,2 ao co nc nc bo 8,5 bi s ci s ai front panel cut-out footprint / print layout (view from mounting side) print through hole pcb-tchickness: 1 - 1,5 mm 12,3 1,6 2,6 6,84 6,85 4 x 2,54 ao co nc nc bo bi ci ai s s 6,2 d11 7,0 d11 13,8 10 6 9,1 ? 4 ? 6 ? 7 optional gasket (front panel sealing) front panel cut-out footprint / print layout tht horizontal (view from mounting side) pcb-thickness: 1 - 1,5 mm 12,3 0,8 11,5 6,02 3,5 7 d11 12,3 4 x 2,54 4,2 ? 1 bo ncnc co ao bi s s ci ai bo nc ncco ao 1 5 10 recommended knob systems #1 - soft touch collets; 15/21 mm (for shaft type 1) inner shaft cap 15 mm black k51-c150-01 knob 15 mm, soft touch, collet k60-s150-004 outer shaft knob 21 mm, soft touch, collet k60-s210-006 also see rotary switches main catalog; page 87 (soft touch collet knobs; k60 series). #2 - classic collets; 10/14.5 mm (for shaft type 2) inner shaft cap 10 mm black, glossy 040-1020 knob 10 mm black, glossy 020-2120 outer shaft knob 14.5 mm black, glossy 020-3420 also see rotary switches main catalog; page 75 & 77 (classic collet knobs).
rotary switches 34 www.elma.com type key orientation/mounting v - tht vertical c - tht horizontal bushing t - threaded m7 x 0.75 x 6 mm (nut supplied, packed separately) n - non-threaded ? 7 x 6 mm push button 6 - 6 n 0 - without push button inner shaft (resolution, torque) 1 3 - 16 detents ( 8 ppr) 2.5 ncm 6 - 16 detents (16 ppr) 2.5 ncm 8 - no d etents (16 ppr) 9 - no d etents ( 8 ppr) 1 o-ring of ip65/ip68 shaft sealing may slightly increase switching torque. e 3 7 - x x x x x x - x o-ring mounting tool order number: j slip the lubricated o -ring over the bushing. k slide the mounting tool over the bushing . l while pushing down the o -ring, rotate the mounting tool simultaneously . j k l e33-oring-tool dual concentric encoder type e37 outer shaft (resolution, torque) 1 1 - 32 detents (16 ppr) 2.0 ncm 2 - 16 detents ( 8 ppr) 1.5 ncm 3 - 16 detents ( 8 ppr) 2.5 ncm 4 - 32 detents ( 8 ppr) 2.0 ncm 5 - 16 detents (16 ppr) 1.5 ncm 6 - 16 detents (16 ppr) 2.5 ncm 8 - no d etents (16 ppr) 9 - no d etents ( 8 ppr) a - 32 detents (16 ppr) 0.5 ncm b - 32 detents (16 ppr) 1.0 ncm 2 1 o-ring of ip65/ip68 shaft sealing may slightly increase switching torque. 2 available with non-threaded bushing only. ip sealing 0 - ip60 1 - ip68 1 shaft sealing 2 - ip68 1 shaft/front panel sealing (non-threaded bushing gasket provides ip65, o -ring/gasket is mounted) 1 o-ring of ip65/ip68 shaft sealing may slightly increase switching torque. shaft type 1 - basic type (see drawing) 2 - inner shaft; ? 3.0 mm, same length as basic type
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