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參數(shù)資料
| 型號： | E37-CN68B2-1 |
| 廠商： | ELMA ELECTRONIC INC |
| 元件分類： | 編、解碼器及復(fù)用、解復(fù)用 |
| 英文描述： | ROTARY OPTICAL POSITION ENCODER |
| 封裝： | ROHS COMPLIANT PACKAGE-10 |
| 文件頁數(shù)： | 2/4頁 |
| 文件大小： | 709K |
| 代理商： | E37-CN68B2-1 |
Rotary Switches
32
www.elma.com
Specifications
Mechanical Data
Inner shaft1:.......................................................................16 detents with 2.5 Ncm (+/- 30%) or no detents
Outer shaft1:......................................................................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 IP681 (1 bar, 1 hour) shaft/front panel sealing
(non-threaded bushing; gasket provides IP651)
Vibration: ..........................................................................29 Grms 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
O-ring of IP65/IP68 shaft sealing may slightly increase switching torque.
2
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.
Dual Concentric Encoder Type E37
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