Series REC 38 L
www.vishay.com
Vishay Sfernice
Precision Linear Transducers, Conductive Plastic,
up to 150 mm
FEATURES
• Measurement range 12.5 mm to 150 mm
• High accuracy ± 1 % down to ± 0.1 %
• Long life
• Essentially infinite resolution
• Very small dimension: external diameter = 9.52 mm
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
RoHS
COMPLIANT
QUICK REFERENCE DATA
Sensor type
LINEAR, conductive plastic
Wires
Professional
9.52 mm dia.
The 38 L is a very compact model especially designed for
precise measurement of short travels.
Output type
Market appliance
Dimensions
ELECTRICAL SPECIFICATIONS
Theoretical electrical travel (TET)
Actual electrical travel (AET)
Independent linearity (over TET)
Repeatability
Ohmic values (R
T
)
Resistance tolerance at 20 °C
Wiper current
Load resistance
Insulation resistance
Dielectric strength
From 12.5 mm to 150 mm see table 1
AET = TET + 1 mm
± 1 % -
± 0.5 %
± 0.25 % for E
25 mm
± 0.1 % for E
50 mm
0.01 %
From 400
/cm
to 4 k/cm
± 20 %
Recommended: a few μA - 1 mA max. (continuous)
Minimum 10
3
x R
T
1000 M, 500 V
DC
500 V
RMS
, 50 Hz
MECHANICAL SPECIFICATIONS
Mechanical travel (MT)
Housing
Operating force
Termination
Wiper
MT = TET + 3 mm ± 1 mm
Anodized aluminum
0.35 N typical
3 wires PTFE AWG 26
length: 300 mm
Precious metal multifinger
PERFORMANCE
Operating life
Temperature range
Sine vibration on 3 axes
Mechanical shocks on 3 axes
25 million cycles typical/1 Hz/T° = 20 °C ± 5 °C/80 % TET
-55 °C to +125 °C
1.5 mm peak to peak or 15
g
- 10 Hz - 2000 Hz
50
g
-11 ms - half sine
Note
• Nothing stated herein shall be construed as a guarantee of quality or durability.
Revision: 08-Sep-16
Document Number: 54010
1
For technical questions, contact:
sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Series REC 38 L
www.vishay.com
Vishay Sfernice
DIMENSIONS
in millimeters, general tolerance ± 1 mm
3
wires AWG 28 Lg:
300
mm
Thermofit sleeve
- 40 UNC - 2A
12.7
A
10 min.
Ø 9.52 ± 0.25
1
/
8
10 ± 2: clamping area
10 ± 2: clamping area
TABLE 1
SIZE
38 L0.5
38 L01
38 L02
38 L03
38 L04
38 L05
38 L06
TET
12.5
25
50
75
100
125
150
MT
15.5
28
53
78
103
128
153
A
43.5
56
81
106
131
156
181
ELECTRICAL CONNECTIONS
Green
Red
Yellow
TET
AET
MT
TET = theoretical electrical travel
AET = actual electrical travel
MT = mechanical travel
ORDERING INFORMATION/DESCRIPTION
REC
SERIES
38
MODEL
L
NUMBER
OF TRACKS
L = 1 track
0.5
ELECTRICAL
TRAVEL
0.5 = 12.5 mm
1 = 25 mm
2 = 50 mm
3 = 75 mm
4 = 100 mm
5 = 125 mm
6 = 150 mm
C
LINEARITY
A: ± 1 %
B: ± 0.5 %
C: ± 0.25 %
D: ± 0.1 %
102
OHMIC VALUE
First 2 digits are
significant
numbers 3
rd
digit
indicates number
of zeros
W...
MODIFICATIONS
Special feature code
number
e1
LEAD FINISH
Sn Ag Cu
SAP PART NUMBERING GUIDELINES
RE
SERIES
38 L
MODEL
0.5
TET
C
LINEARITY
102
OHMIC VALUE
W....
SPECIAL FEATURES
Revision: 08-Sep-16
Document Number: 54010
2
For technical questions, contact:
sferprecisionpot@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
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typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
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including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
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Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
Power technology
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