www.elma.com

9|9

05|21

235 +/-10

217

200 max.

150 min.

25

200 s max.

120 s max.

60 s max.

20 s max.

t

T [°C]

©

Copyright 2018 by Elma Electronic AG, CH-8620 Wetzikon. Subject to technical modifications, all data supplied without liability.

ENCODER

E33

DATASHEET

Please contact our sales team for more details.

China: +86 21 5866 5908

France: +33 388 56 72 50

Germany: +49 7231 97 34 0

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United Kingdom: +44 1234 838 822

United States: +1 510 656 3400

Specifications

MATERIALS

Shaft:

Brass CuZn38Pb2 or stainless steel 1.4305

Bushing | housing:

Zinc die casting (nickel plated), fiberglass reinforced high performance plastic

Contact surface:

Cu alloy (Au plated)

Soldering leads:

Cu alloy (tin plated)

Hex nut:

Brass (nickel plated)

Housing clamp:

Tinplate

O-rings:

NBR (nitrile rubber), 70 shore A

Front panel sealing:

Threaded bushing: O-ring

Non-threaded bushing: EPDM-rubber, 45 shore A, complies with SAE J 18-79

ENVIRONMENTAL DATA

Operating temperature:

-40 to +85 °C (IEC 60068-2-14)

Storage temperature:

-65 to +125 °C (IEC 60068-2-14, MIL-STD202G, method 107G, condition B-3)

Humidity:

< 93 % relative humidity (MIL-STD-202G, method 103B, condition B)

IP sealing against front panel:

IP60 without sealing

IP65 with non-threaded bushing, shaft and front panel sealing

IP68 with threaded bushing, shaft and front panel sealing (2 bar, 1h)

Vibration:

29 GRMS at 100 to 1'000 Hz (MIL-STD-202G, method 214A, condition 1 h / 15 min)

Shock:

100 G (MIL-STD-202G, method 213B, condition C)

Flammability:

UL94-V0

Gasket UL94-HB

SOLDERING CONDITIONS

Hand soldering:

< 300 °C during 3 s

Wave soldering:

< 280 °C during 5 s

Reflow soldering:

according to IPC/JEDEC J-STD-020C*

MECHANICAL DATA FOR PUSH BUTTON

Actuation force:

3, 6, 10 or 14 N (±30 % in new condition)

Travel:

0.5 (±0.2) mm

Lifecycles:

> 200'000 cycles (tested at room temperature)

ELECTRICAL DATA FOR PUSH BUTTON

Switching voltage:

< 15 VDC (resistive load)

Switching current:

< 10 mA (resistive load)

Contact bouncing:

< 2 ms (at 2 Hz)

MATERIALS FOR PUSH BUTTON

Contact surface:

Cu alloy (Au plated)

Snap dome:

Stainless steel (Au plated)

*REFLOW SOLDERING

Temperatures or process durations exceeding rated maximum

conditions may harm switch function.