SAME SKY | SERIES: AMT10E | DESCRIPTION: MODULAR INCREMENTAL ENCODER

date 09/12/2024 | page 2 of 10

sameskydevices.com

WAVEFORMS

X

A

B

I

P

T

S S S S

Quadrature signals with index showing

counter-clockwise rotation

Figure 1

MECHANICAL

parameter

conditions/description

min

typ

max

units

motor shaft length

9

mm

motor shaft tolerance

NOM +0/-0.015

mm

weight

AMT10E2

AMT10E3

20.5

14.0

g

g

axial play

±0.3

mm

rotational speed (at each

resolution)

480, 960, 1000, 1250, 2000, 2500, 2560, 5120

3000

RPM

120, 240, 250, 312.5, 500, 625, 640, 1280

6000

RPM

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature1

-40

100

°C

humidity

non-condensing

95

%

vibration

20~500 Hz, 1 hour on each XYZ

10

G

shock

11 ms, ±XYZ direction

50

G

RoHS

yes

Note:

1. Encoders with operating temperature of -40~125°C are available as a custom order

Parameter

Description

Expression

Units

Notes

PPR

resolution

Pulses Per Revolution

This is the user selected value and the format

all resolutions are listed in

CPR

counts

PPR x 4

Counts Per Revolution

This is the number of quadrature counts the

encoder has

T

period

360/R

mechanical degrees

P

pulse width

T/2

mechanical degrees

S

A/B state width

T/4

mechanical degrees

This is the width of a quadrature state

I

index width

T/4

mechanical degrees

The width of a once per turn index is the state

width for A & B lines

The following parameters are defined by the resolution selected for each encoder. The

encoders resolution is listed as Pulses Per Revolution (PPR), which is the number of

periods (or high pulses) over the encoders revolution.

Note:

For more information regarding PPR, CPR, or LPR (Lines Per Revolution) view https://www.sameskydevices.com/blog/what-is-encoder-ppr-cpr-and-lpr

Additional Resources: Product Page | 3D Model