Features
■ Integrated digital contacting encoder with
momentary switch option
Applications
■ Medical instrumentation
■ Test and measurement equipment
■ Audio equipment
■ Mounts directly to the PCB
■ Can be integrated into any circuit
■ Detented versions available
■ Long operating life
■ Climate control
■ Home lighting
■ Home automation
01943-2 Series Front Mount Module with Switch
Bourns 01943-2 Series Front Mount Module with Switch is designed for integration into any Printed Circuit Board and completes the
value-added solution for Integrated Panel Control applications. Competitive features result in cost savings, reduced inventory, and
improved reliability.
Encoder Characteristics
Closed Circuit Resistance ...............................................................................................................................................................................5 ohms maximum
Open Circuit Resistance ...........................................................................................................................................................................100 K ohms minimum
Contact Rating........................................................................................................................................................................................10 milliamps @ 10 VDC
Electrical Travel..........................................................................................................................................................................................................Continuous
Environmental Characteristics
Operating Temperature Range ........................................................................................................................................................................-40 °C to +125 °C
Storage Temperature Range ...........................................................................................................................................................................-40 °C to +140 °C
Life ...................................................................................................................................................................................................................200 K revolutions
Vibration ...............................................................................................................................................................................................................................15 G
Humidity..............................................................................................................................................................Per MIL-STD-202, Method 103B, Condition B
Switch Characteristics
Contact Push Momentary...........................................................................................................................................................................................SPST N.O.
Power Rating (Resistive Load) .................................................................................................................................................................10 milliamp @ 12 VDC
Closed Switch Resistance ............................................................................................................................................................<200 ohms @ 440 gram force
Switch Travel.......................................................................................................................................................................................................2.25 ± 0.25 mm
Switch Activation Force ......................................................................................................................................................................................370 ± 70 grams
Product Dimensions
21.39 ± .38
(.842 ± .015)
.393
TYP.
(9.98)
6.99
(.275)
22.20 ± .25
(.874 ± .010)
5.18 ± .25
(.204 ± .010)
TYP.
7.87
(.310)
7.87
(.310)
4.80
7.87
(.189)
DIA.
(.310)
22.20 ± .25
(.874 ± .010)
PCB
3.56 ± .05
(.140 ± .002)
PLATED
DIA.
10.49
(.413)
TYP.
7.87
(.310)
4 PLCS.
2.03 +.05/-.03
(.080 +.002/-.001)
NON-PLATED
.51
(.020)
CHAMFER
X 45°
DIA.
1.02
(.040)
MAX.
FRONT VIEW
SIDE VIEW
PCB HOLE DIMENSIONS
MM
(IN.)
DIMENSIONS:
Specifications are subject to change without notice.
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