cui.com

date 06/29/2018

page 1 of 10

SERIES: AMT21

│ DESCRIPTION: MODULAR ABSOLUTE ENCODER

ELECTRICAL

parameter

conditions/description

min

typ

max

units

power supply

VDD

3.8

5

5.5

V

start-up time

200

ms

current consumption

with unloaded output

8

mA

ABSOLUTE POSITION CHARACTERISTICS

parameter

conditions/description

min

typ

max

units

resolution

12 or 14-bit

accuracy

0.2

degrees

absolute zero position

settable via AMT Viewpoint™ GUI or RS485

multi-turn

multi-turn and single-turn versions available

signed binary number

14

bits

absolute position update rate

12-bit

14-bit

25

100

µs

µs

Notes:

1. Multi-turn encoders only.

MECHANICAL

parameter

conditions/description

min

typ

max

units

motor shaft length

9

mm

weight

15.7

g

axial play

±0.3

mm

rotational speed at each

resolution

12-bit position resolution

14-bit position resolution

8,000

4,000

RPM

RPM

ENVIRONMENTAL

parameter

conditions/description

min

typ

max

units

operating temperature

-40

105

°C

humidity

non-condensing

85

%

vibration

10~500 Hz, 5 minute sweep, 2 hours on each XYZ

5

G

shock

3 pulses, 6 ms, 3 on each XYZ

200

G

RoHS

2011/65/EU

REACH

EC 1907/2006

FEATURES

• high speed protocol for fast low latency position data

• patented capacitive ASIC technology

• low power consumption

• 12 or 14-bit absolute position with multi-turn capability

• 3.3 V half-duplex RS485

• settable zero position

• configuration and programming via AMT Viewpoint™ software

• compact modular package with locking hub for ease of installation

• radial and axial cable connections

• -40 ~ 105°C operating temperature

For more information, please visit the product page.