Precision Rotative Transducers 360°

Special Laws: Sine/Cosine

Series 116 BFZ-SFZ

Vishay Sfernice

www.vishay.com

For technical questions, contact: sfer@vishay.com

Document Number: 54006

48

Revision: 22-Mar-07

Rotational motion transducers with trigonometric laws for a

full angle measurement: 360° (no dead band).

FEATURES

• Laws: sine and cosine

• Size 11

• Continuous measure on 360°

• Conformity from ± 1 % down to ± 0.5 %

• Bushing or servo mounting

• Following MIL-R-39023 requirements

SIZE

11

MODEL

116 SFZ

116 BFZ

LAW

Z: Sine and cosine

RoHS

COMPLIANT

ELECTRICAL SPECIFICATIONS

Theoretical Electrical Angle (TEA) = 360°

Actual electrical angle (AEA) = TEA

Conformity Peak to Peak

A

≤ ± 1 %

or

B

≤ ± 0.5 %

Number of Cups

Up to 2

1 k

Ω - 5 kΩ - 10 kΩ - on request other values

Ohmic Value Tolerances at 20 °C

± 20 %

Output Smoothness

≤ 0.05 %

Maximum Power Rating at 70 °C

0.4 W

Wiper Current

Recommended: a few µA - 1 mA max. (continuous)

Ground Taps

On request

Resistance Load on Wiper

Resolution

Essentially infinite

Insulation Resistance

≥ 1000 MΩ, 500 V

DC

Dielectric Strength

≥ 500 V

MECHANICAL SPECIFICATIONS

Mechanical Angle (MA)

360° continuous

Mounting Type

Servo

Bushing

Shaft Guiding

Ball bearings

Sleeve bearings

Shaft

Stainless steel

Housing

Plastic moulding

Termination

Turrets

Wiper

Precious metal multi-finger contact

Starting Torque (N.cm)

1 cup

≤ 0.3

≤ 0.5

2 cups

≤ 0.5

≤ 0.8

Weight (g)

30 ± 2 (1 cup) + 17 ± 2 (2 cups)