RAMK040 HP

www.vishay.com

Vishay MCB

Revision: 06-Dec-17

1

Document Number: 32535

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

Rotational Absolute Magnetic Kit Encoder Version 40 mm HP

Displacement Sensor

DESIGN SUPPORT TOOLS

FEATURES

• Especially dedicated to hard conditions



(vibrations, shocks, CEM, ...)

• Not sensitive to external magnetic fields and temperature

• Not sensitive to moisture and pollution

• Plug and play

• Small error due to misalignment

• Hall effect principle

• High Precision (HP)

• Protected design, patent EP 2711663

• Material categorization: for definitions of compliance

QUICK REFERENCE DATA

Sensor type

ROTATIONAL, magnetic technology

Output type

Wires or cables

Market appliance

Industrial

Dimensions

Diameter 40.65 mm

click logo to get started

Available

Models

ELECTRICAL SPECIFICATIONS

PARAMETER

Voltage supply

5 V ± 0.25 V (or 9 V to 35 V in option)

Current supply

 110 mA max. at 5 V

Output

SSI (SPI on request)

Connection

Ultra-flex AWG32 wires (shielded cable and connector on request)

Useful electrical angle

360° (single turn)

Absolute accuracy at 25 °C

± 0.03° > 13 bits

Absolute accuracy at -40 °C to +105 °C

± 0.05° ~ 13 bits

Resolution

0.0017° (> 17 bits, 212 992 points)

Startup time

 20 ms

Refresh time

 100 μs

Latency time

 200 μs

Sampling rate

10 kHz ± 5 %

MECHANICAL SPECIFICATIONS

PARAMETER

Mechanical angle

360°

Maximum speed rotation

50 rpm (up to 380 rpm with decreasing of accuracy,

see “Maximum Speed vs. Accuracy” chart)

Maximum mechanical speed

9000 rpm (or more on request)

Weight

Rotor: 12 g ± 1 g; stator: 16.5 g ± 1 g

SAP PART NUMBERING GUIDELINES

TYPE

MODEL

DESIGN

SIZE

(mm)

TYPE

FUNCTION

ACCURACY

(BITS)

RESOLUTION

(BITS)

OUTPUT

PACKAGING

R = rotational

AM

K = kit

040

M

1

13

17

J = SSI CCW

B = box