maxon Product Range 2025/26

ENX 25 IMR Encoder ∅ 25 mm, 128...1000 CPT

Key data

IMR 3-channel differential

Number of channels Max. counts per turn Encoder length L1 Ambient temperature

3 1000 8.5 -20…+85 10

mm °C

Weight

g

Selection criteria

IMR 3-channel differential

Speed and rotation direction detection Speed and position control Compact and robust design

High resolution Cost effective

suitable

suitable to a limited extent

not suitable

Specifications Supply voltage V CC Typical current draw Max. operating frequency

IMR 3-channel differential

V

5 ±0.5 13 400 24 000

mA kHz rpm

Max. Speed Connector

10-pin 2.54 mm multipoint connector (IEC/EN 60603-13 / DIN41651) Pin 1 not connected Pin 2 V CC Pin 3 GND Pin 4 not connected

1

9

2

Pin 5 channel A Pin 6 channel A Pin 7 channel B Pin 8 channel B Pin 9 channel I Pin 10 channel I

10

Output signal: EIA-Standard RS 422 Output current per channel: ±20 mA

Variants

IMR 3-channel differential

870712 870713 870715 870714 870716 128 256 500 512 1000 506 506 506 506 506

Part Number Counts per turn Cable length

mm

modular system

 Page Dimensions standard version 

Notes 1Length given excludes any intermediate plate for mounting on a motor. The effective total length of a motor-encoder combination can be found on the respective dimensional drawing.

M 1:2

DC motor RE 25 A-max 26

 

156–158 183–186

Further technical details can be found in the product information in the online shop under Downloads.

© 2025 maxon. All rights reserved. February edition. Provisional data. Subject to change.  

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