DRR-129 Datasheet, PDF (2/2 Pages) HAMLIN Position and Movement Sensor Solutions – Normally open switch size with 50.80mm x 5.25mm

Axial Lead Reed Switches
High Power > DRR-129
DRR-129 50.8mm Close-Differential Reed Switch
Product Characteristics
Operating Characteristics
Operate Time ¹
Release Time ¹
Shock ²
Vibration ²
Resonant Frequency
Magnetic Characteristics
11ms 1∕2 sine wave
50-2000 Hertz
Hz - typ.
4.5ms - max.
2.5ms - max.
100G - max.
30G - max.
850Hz - typ.
Pull-In Range ³
Ampere Turns
42-83
Rating Sensitivity ⁴
Ampere Turns
60
Test Coil
L4988
Notes:
1. Operate (including bounce)/Release Time - per EIA/NARM RS-421-A,diode suppressed coil (Coil II).
2. Shock and Vibration - per EIA/NARM RS-421-A and MIL-STD-202.
3. Pull-In Range - Contact Littelfuse for narrower AT ranges available.
4. Rating Sensitivity - The value at which contact ratings and operating characteristics are determined. Derating may be required below this value.
5. Custom modifications of forming and/or cutting of reed switches are available. Please contact Littelfuse.
Drop-Out vs. Pull-In Chart
70
Part Numbering System
DRR-129-42-83
60
50
40
Max.
Min.
30
20
10
0
0
10
20
30
40
50
60
70
80
90
Pull-In (AT, L4989 Coil)
Note: Chart represents the range of Drop-Out, min to max for a given Pull-In value.
Additional Information
Series
AT Range
42-48 AT
42-53 AT
42-83 AT
47-53 AT
47-58 AT
47-68 AT
57-63 AT
57-68 AT
62-68 AT
62-78 AT
67-73 AT
67-83 AT
77-83 AT
62-73 AT
Example:
42-83 AT product is
DRR-129-42-83
Note: These AT values are the before-modification values of the bare reed switch.
Datasheet
Packaging
Packaging Option
Bulk
Resources
Samples
Packaging Specification
Bulk
Quantity
1000
© 2015 Littelfuse
Specifications are subject to change without notice.
Quantity & Packaging Code
N/A
Taping Width
N/A
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