ATS665LSG

TRUE ZERO-SPEED GEAR TOOTH SENSOR

CALIBRATION

3

Initial Calibration

Start-up

–

2

6

Edges

Calibration Update

Running mode operation

Continuous

OPERATING CHARACTERISTICS (with 60-0 reference target)

Measured from sensor face to top of

target tooth

Operational Air Gap

AG

0.5

–

2.5

mm

Duty Cycle

AG < AG

, reference target

42

47

52

%

(max)

Operating Signal

Duty cycle spec compliance

60

–

–

G

REFERENCE TARGET/GEAR INFORMATION

Diameter

120

mm

Thickness

6

mm

Tooth Width

3

mm

Valley Width

3

mm

Valley Depth

3

mm

Material

Low carbon steel

Final Version, Rev 2.0; MN; 19Dec05

Page 3

115 Northeast Cutoff, Box 15036

Worcester, Massachusetts 01615-0036 (508) 853-5000

Copyright © 1993, 1995, 2005 Allegro MicroSystems, Inc.