Dual Concentric Encoder Type E37
Dual concentric: Two encoders - one space
16 or 32 detents standard resolution
With or without integrated push button
Rotational 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
Robust 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 +85°C
Various options and customization
MIL-STD-202G compliant
SWISS CLICK INDEXING SYSTEM™
Standard Product Variety
Vertical or horizontal mounting
Threaded or non-threaded bushing
3 or 6 N push 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
Recommended System Interfacing
VCC
5x 10k (pull up)
E37
S
PB
Ai
Ci
Bi
Inner Shaft
Ao
Co
Outer Shaft
GND
5x 10nF
GND
Bo
S
Debounce circuit
5x 10k
(Inverting Schmitt-trigger)
74HC14
S
Ai
Bi
Possible Customization
Shaft dimensions and shape
Switching torque and push button actuation force
Indexing resolution and PPR
Others
Ao
Bo
Typical Applications
Cockpit controls; radios and navigation
Desktop and mobile radios
Ø4
Professional, portable audio equipment
Applications where user interface
Ø
is space critical
6
13,8
10
6
Ø7
*Timing diagram shows 32/16 (16/8) detents/PPR resolution
Footprint / Print Layout
THT horizontal
3
4
5
(view from mounting side)
2
S
S
7
NC
4,2
optional gasket
(front panel sealing)
Pin#
1
Bi
6
8
12,3
Ci
9
Ai
12,3
Front panel
Bo
cut-out
NC
Co
10
4 x 2,54
Ao
Bi S S Ci Ai
11,5
Detents*
3,5
7 D11
10
5
Bo NCNCCo Ao
Ø
1
6,02
9,1
A
B
1
BoNCNC Co Ao
6
Vertical
5
0,8
Horizontal
1
on
o
PCB-thickness: 1 - 1,5 mm
on
o
cw
Preference Types Selection Chart
2
Push
Button
Inner Shaft
Outer Shaft
16 detents (8 PPR)
2.5 Ncm
32 detents (16 PPR)
2.0 Ncm
IP Sealing
IP60
IP68
IP60
IP68
THT Vertical
(Threaded bushing
3
)
E37-VT6330-1
E37-VT6332-1
E37-VT6310-1
E37-VT6312-1
THT Horizontal
(Threaded bushing
3
)
E37-CT6330-1
E37-CT6332-1
E37-CT6310-1
E37-CT6312-1
Yes, 6 N
16 detents (8 PPR)
2.5 Ncm
Non-threaded bushing; gasket provides IP65
For other types/options, see type key.
3
Nut supplied.
1
2
31
Rotary Switches
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Dual Concentric Encoder Type E37
Specifications
Mechanical Data
Inner shaft
1
: .......................................................................16 detents with 2.5 Ncm (+/- 30%) or no detents
Outer shaft
1
:......................................................................32, 16 or no detents
For 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
Fastening 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 +85°C (IEC 60068-2-14)
Storage temperature range: ...............................................-65 to +125°C (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:.................................................................340°C max. during 2 s max.
Wave soldering: .................................................................280°C max. peak temperature
during 5 s max.
1
2
O-ring of IP65/IP68 shaft sealing may slightly increase switching torque.
Rotational/actuation life is tested at room condition (+25°C, 50 to 60% RH). Operating speed is 60 RPM (encoder) and 2 Hz (push button).
Different operating conditions may decrease life expectation dramatically.
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32
Dual Concentric Encoder Type E37
Drawings
THT Vertical
13,8
13,8
al O-ring
nel sealing)
Ø4
Ø4Ø4
Optional O-ring
Optional O-ringOptional O-ring
(front panel(front panel sealing)
sealing) panel sealing)
(front
13,5
13,513,5
Footprint / Print Layout
(view from mounting side)
print through hole
Ø6
10
10
M7 x 0,75
11,5 0,65
13,5
Ø6Ø6
12,3
M7 x 0,750,75
M7 x
Ao CoNC NCBo
0,65
5,35
0,65
12,312,3
12,3
Front panel
cut-out
Ao CoNC NCBo Ao CoNC NCBo
Ao CoNC NCBo
1,6
7,0 D11
12,3
Ao Co NCNC Bo
Front pane
cut-out
6,84
6,85
9,75
5,35
13,84
13,84
13,84
13,84
11,5
11,5
11,5
8,5
8,5
8,5
9,75
6,2
3,33
3,33
3,33
3,5
3,5
Bi S S Ci Ai
6,2 D11
Ci
Bi S S Ci Ai Bi SBiS SCiSAi Ai
2,6
8,5
6,2
6,2 6,2
Bi S S Ci Ai
6,2 D11
4 x 2,54
2,5
2,5 2,5
0,8
0,8 0,8
PCB-tchickness: 1 - 1,5 mm
Both threaded and non-threaded bushings are available for all versions; THT vertical or THT horizontal (see type key).
THT Horizontal
Ø4
optional gasket
(front panel sealing)
13,8
13,8
Ø6
10
10
Ø 44
Ø
optional gasket gasket
optional gasket
optional
(front panel sealing) sealing)
(front panel sealing)
(front panel
Footprint / Print Layout
THT horizontal
(view from mounting side)
12,3
Ø 66
Ø
12,3
11,5
Ø 77
Ø
Front panel
cut-out
11,5
11,5
12,3
12,3
12,3
4 x 2,54
Front panel
Fro
Fro
cut-out cc
6
6
Ø7
11,5
4,2
Bi S S Ci Ai
Bo NCNCCo Ao
Ø
1
6,02
3,5
Bo NCNC Co Ao
10
1
5
Bo NCNC Co Ao
BoNCNC Co Ao
BoNCNC Co Ao
7 D11
10
5
7 D11
10
10
55
6,02
6,02
6,02
9,1
9,1
3,5
0,8
0,8
0,8
Both threaded and non-threaded
0,8
bushings are available for all versions; THT vertical or THT horizontal (see type key).
Nut and Front Panel Cut Out
(Threaded Bushing)
Nut
2
Front panel cut-out
7,0 D11
M7 x 0,75
Recommended Knob Systems
#1 - Soft Touch Collets; 15/21 mm
(for shaft type 1)
Cap
15 mm black
K51-C150-01
Inner shaft
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).
6,2 D11
#2 - Classic Collets; 10/14.5 mm
(for shaft type 2)
Cap
10 mm black, glossy
040-1020
Inner shaft
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).
10
33
Rotary Switches
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3,5
3,5
1
1
PCB-thickness: 1 -
1
1,5 mm
Dual Concentric Encoder Type E37
Type Key
E
3
7
-
X
X
X
X
X
X
-
X
Shaft Type
1 - Basic type (see drawing)
2 - Inner shaft; Ø 3.0 mm,
same length as basic type
Orientation/Mounting
V - THT vertical
C - THT horizontal
Bushing
T - Threaded M7 x 0.75 x 6 mm
(nut supplied, packed separately)
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
N - Non-threaded Ø 7 x 6 mm
Push Button
6 -6N
0 - Without push button
O-ring of IP65/IP68 shaft sealing may slightly
increase switching torque.
Inner Shaft
(Resolution, Torque)
1
3
6
8
9
1
-
-
-
-
16 detents
16 detents
No detents
No detents
( 8 PPR) 2.5 Ncm
(16 PPR) 2.5 Ncm
(16 PPR)
( 8 PPR)
O-ring of IP65/IP68 shaft sealing may slightly
increase switching torque.
Outer Shaft
(Resolution, Torque)
1
1
2
3
4
5
6
8
9
A
B
1
-
-
-
-
-
-
-
-
-
-
32 detents
16 detents
16 detents
32 detents
16 detents
16 detents
No detents
No detents
32 detents
32 detents
(16 PPR)
( 8 PPR)
( 8 PPR)
( 8 PPR)
(16 PPR)
(16 PPR)
(16 PPR)
( 8 PPR)
(16 PPR)
(16 PPR)
2.0 Ncm
1.5 Ncm
2.5 Ncm
2.0 Ncm
1.5 Ncm
2.5 Ncm
0.5 Ncm
1.0 Ncm
2
O-ring of IP65/IP68 shaft sealing may slightly
increase switching torque.
Available with non-threaded bushing only.
2
O-Ring Mounting Tool
Order number: E33-ORING-TOOL
k
j
l
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.
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Rotary Switches
34
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