14 LH, 16 LH
Vishay Sfernice
Document Number: 54016
Revision 20-Dec-01 www.vishay.com
39
Precision Linear Transducers,
Designed for Mounting in Hydraulic or Pneumatic Cylinder,
Conductive Plastic Element (REC)
FEATURES
• Large Range of Strokes from 25 to 2000 mm
• High Accuracy
• Very Good Repeatability
• Continuous Resolution
• Easy Mounting
Theoretical electrical travel (TET = E) from 25mm to 2000mm in increments of 25mm
Independent linearity over TET ≤± 1%; ≤± 0.1%
on request ≤± 0.05% if E ≥100mm, ≤± 0.025% if E ≥200mm
Actual electrical travel (AET) TET + 6mm ± 0.5
Total resistance RT150Ω/cm
Resistance tolerance at 20°C ± 20%
Repeatability ≤0.01%
Maximum power rating 0.05W/cm at 70°C, 0W at 125°C
Wiper current 1mA max. continuous, recommended: a few µA
Load impedance 1000 times RTminimum
I
nsulation resistance
> 1000MΩ500VDC
Dielectric strength > 300VRMS at 50Hz
Mechanical travel MT MT = TET
Body anodized aluminum
Rod internal diameter 14 LH : ø 16mm, 16 LH : ø 18mm
Support 2 screws
Operating force 1N typical
Electrical outputs wires 300mm long
Oil insulating mineral hydraulic
Pressure 300 bars continuous, 1000 bars accidentally
Wiper precious metal multifinger
These unsealed sensors are suitable for installation in the high
pressure chamber of cylinders
.
Life 40 million of cycles
Temperature limits – 20°C to + 80°C
Speed at 20°C 1.5m/s max.
ELECTRICAL SPECIFICATIONS
MECHANICAL SPECIFICATIONS
PERFORMANCE
14 LH, 16 LH
Vishay Sfernice
Document Number: 54016
Revision 20-Dec-01
www.vishay.com
40
SERIES
REC
MODEL
14
TYPE
LH
Unsealed
THEORETICAL
ELECTRICAL TRAVEL
4
Times 25mm
LINEARITY
D
A: ≤±1%
D: ≤± 0.1%
E: ≤± 0.05%
F: ≤± 0.025%
RESISTANCE
152
First 2 digits are
significant numbers
Third indicates
number of zeros
MODIFICATIONS
W...
Special Feature
Code Number
ORDERING INFORMATION
Precision Linear Transducers
Designed for Mounting in Hydraulic or Pneumatic Cylinder,
Conductive Plastic Element (REC)
ELECTRICAL CONNECTIONS
MOUNTING IN ACTUATOR
On these models:
Cylinder sealing and electrical connections required
TET = Theoretical electrical travel
AET = Actual electrical travel
DIMENSIONS in millimeters, general tolerance ± 1mm
BCD E F G
14 LH 23 22 16 1.1 15.3 13.8
16 LH 25.2 24 18 1.3 17.8 16.3
MODEL ø A
14 LH 16
16 LH 18
Green wire : +
Red wire: Wiper
Yellow wire: -
TET
AET
AET = TET + 6
ELECTRICAL CONTINUITY = TET + 3
FIXING SCREWS Hc M4-8
63
46 8.5
L = TET + 70
MT = TET
1.5 1.5
Ø A + 0
- 0.2
Ø B + 0.2
- 0
Ø C+ 0.2
- 0.2
E+ 0.1
- 0 G+ 0.1
- 0.1
F+ 1
- 0
Ø D + 0.4
+ 0.1 Ø D + 0.6
+ 0.1
L≤500
L > 500
