ROT156BF Datasheet, PDF (1/3 Pages) Vishay Siliconix – Precision Rotative Transducers, Conductive Plastic, Bushing Mounting

Series ROT/BF
Vishay Sfernice
Precision Rotative Transducers,
Conductive Plastic, Bushing Mounting
A complete range of bushing mounting rotational motion
transducers.
FEATURES
• Size 08 to 30
• Linearity ± 1 % down to ± 0.05 %
• Good repeatability
RoHS
COMPLIANT
• Long life
• Essentially infinite resolution
• Up to 6 electrical functions with the same shaft
• On request custom design to meet your specifications
• Following MIL-R-39023 and NFC 93-255 requirements
SIZE
MODEL
08
34 BF
09
78 BF
11
116 BF
13
156 BF
15
176 BF
18
134 BF
20
200 BF
30
300 BF
ELECTRICAL SPECIFICATIONS
Functions
Linear, on request specific law
Theoretical Electrical Angle (TEA)
Independent Linearity (over TEA)
Best Linearity Available
A≤±1%
C ≤ ± 0.25 %
Actual electrical angle (AEA) - 2°
or
B ≤ ± 0.5 %
or
C ≤ ± 0.25 %
Down to D ≤ ± 0.1 %
Down to E ≤ ± 0.05 %
Actual Electrical Angle (AEA)
340° ± 3°
350° ± 2°
Ohmic Values (R_T)
Ohmic Value Tolerances at 20 °C
1 kΩ - 2 kΩ - 5 kΩ - 10 kΩ - on request other values
± 10 %
Output Smoothness
≤ 0.05 %
≤ 0.025 %
Maximum Power Rating at 70 °C
0.25 W 0.3 W
0.4 W
0.5 W 0.75 W 1.0 W
1.2 W
1.5 W
Wiper Current
Recommended: a few µA - 1 mA max. (continuous)
Tap (Current or Voltage)
On Request with Angular Position to be Specified
Load Resistance on Wiper (R_L)
Repeatability
U = current
{ Position: ± 2°
{ Width: ≤ 4°
min. 10³ x R_T
≤ 0.02 %
/ T = voltage Position: ± 2°
End Voltage
Insulation Resistance
Dielectric Strength
≤ 0.4 % for 470 Ω ≤ R_T ≤ 1000 Ω / ≤ 0.2 % for 1000 Ω < R_T ≤ 2200 Ω / ≤ 0.1 % for R_T > 2200 Ω
≥ 1000 MΩ, 500 V_DC
≥ 750 V_RMS, 50 Hz
≥ 1000 V_RMS, 50 Hz
MECHANICAL SPECIFICATIONS
Mechanical Rotation
Mounting Type
Shaft Guiding
Shaft
Housing
Termination
Wiper
Starting Torque (N.cm)
Moment of Inertia (g. cm²)
0.3
Weight (g)
1 cup 11 ± 2
each additional cup 5 ± 2
0.4
20 ± 2
6±2
360° continuous; stops on request
Bushing
Sleeve bearings; on request ball bearings
Stainless steel
Plastic moulding; on request anodized aluminum
Turrets; on request flexible leads, cables...
Precious metal multi-finger contact
≤ 0.5 1 cup; ≤ 0.3 for each additional cup
0.6
0.8
2.2
2.8
21 ± 2 30 ± 2 33 ± 2 45 ± 3
7±2
14 ± 2 16 ± 2 18 ± 3
3.5
54 ± 3
21 ± 3
10
120 ± 10
62 ± 10
PERFORMANCE
Life (Million of Cycles)
Temperature Range
Climatic Category
Rotation Speed (RPM)
≥ 20
- 55 °C to + 125 °C
55/125/04
150
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For technical questions, contact: [e-mail]
Document Number: 54005
Revision: 22-Mar-07