maxon Product Range 2025/26

Encoder HEDL 5540 500 CPT, 3 channels, with line driver RS 422

Cycle C = 360°e

Pulse P = 180°e

U High U Low U High U Low U High U Low

Channel A

90°e

Phase shift

Channel B

Channel I

(Index)

s 3

s 4

s 1

s ∆ 45°e < s 2 s = 90°e 1..4

Direction of rotation cw (definition cw p. 90)

Stock program Standard program Special program (on request) Counts per turn Number of channels Max. operating frequency (kHz) Max. speed (rpm) Shaft diameter (mm)

Part numbers

110516

110518

110512

110514

Type

500 100 3

500 100 3

500 100 3

500 100 3

12 000

12 000

12 000

12 000

3

4

6

8

overall length

overall length

Modular system + Motor

+ Gearhead

+ Brake Page

Overall length [mm] / • see Gearhead

Page

Page

EC-max 30, 40 W 284

62.7

• • • • • • • • • • • • • • • • • •

EC-max 30, 40 W 284 GP 32, 0.75 - 4.5 Nm 428 EC-max 30, 40 W 284 GP 32, 1.0 - 8.0 Nm 430/432 EC-max 30, 40 W 284 KD 32, 1.0 - 4.5 Nm 435

EC-max 30, 40 W 284 GP 32 S EC-max 30, 40 W 284

474–482

AB 20 584

98.2

EC-max 30, 40 W 284 GP 32, 0.75 - 4.5 Nm 428 AB 20 584 EC-max 30, 40 W 284 GP 32, 1.0 - 8.0 Nm 430/432 AB 20 584 EC-max 30, 40 W 284 KD 32, 1.0 - 4.5 Nm 435 AB 20 584

EC-max 30, 40 W 284 GP 32 S EC-max 30, 60 W 285

474–482 AB 20 584

84.7

EC-max 30, 60 W 285 GP 32, 0.75 - 4.5 Nm 428 EC-max 30, 60 W 285 GP 32, 1.0 - 8.0 Nm 430/432 EC-max 30, 60 W 285 KD 32, 1.0 - 4.5 Nm 435 EC-max 30, 60 W 285 GP 42, 3.0 - 15.0 Nm 440

EC-max 30, 60 W 285 GP 32 S EC-max 30, 60 W 285

474–482

AB 20 584

120.2

EC-max 30, 60 W 285 GP 32, 0.75 - 4.5 Nm 428 AB 20 584 EC-max 30, 60 W 285 GP 32, 1.0 - 8.0 Nm 430/432 AB 20 584 EC-max 30, 60 W 285 KD 32, 1.0 - 4.5 Nm 435 AB 20 584 EC-max 30, 60 W 285 GP 42, 3.0 - 15.0 Nm 440 AB 20 584

EC-max 30, 60 W 285 GP 32 S EC-max 40, 70 W 286

474–482 AB 20 584

81.4

EC-max 40, 70 W 286 GP 42, 3.0 - 15.0 Nm 440

EC-max 40, 70 W 286 EC-max 40, 120 W 287

AB 28 586

110.7 111.4 •

EC-max 40, 70 W 286 GP 42, 3.0 - 15.0 Nm 440 AB 28 586

• • • •

EC-max 40, 120 W 287 GP 42, 3.0 - 15.0 Nm 440 EC-max 40, 120 W 287 GP 52, 4.0 - 30.0 Nm 444

EC-max 40, 120 W 287

AB 28 586

140.7

EC-max 40, 120 W 287 GP 42, 3.0 - 15.0 Nm 440 AB 28 586 EC-max 40, 120 W 287 GP 52, 4.0 - 30.0 Nm 444 AB 28 586

Technical data Supply voltage V CC  Typical current draw Output signal driver used: Phase shift Φ 

Pin allocation

Connection example

5 V ±10% 55 mA DS26LS31 90°e ±45°e

1 N.C. 2 V CC 3 GND 4 N.C.

Line receiver Recommended IC's:

GND V CC

- MC 3486 - SN 75175 - AM 26 LS 32

EIA Standard RS 422

5 Channel A 6 Channel A 7 Channel B 8 Channel B

Channel A

Signal rise time (typically, at C L = 25 pF, R L = 2.7 k Ω , 25 °C) Signal fall time (typically, at C L = 25 pF, R L = 2.7 k Ω , 25 °C)

R

180 ns 40 ns 90°e

Channel A

9 Channel I (Index) 10 Channel I (Index) Pin type DIN 41651/ EN 60603-13 flat band cable AWG 28

Channel B

R

Index pulse width Operating temperature range  Moment of inertia of code wheel  Max. angular acceleration  Output current per channel 

Channel B

-40…+100 °C ≤ 0.6 gcm 2 250 000 rad s -2

Channel I

R

±20 mA

Channel I

© 2025 maxon. All rights reserved. February edition. Subject to change.  The index signal I is synchronized with channel A or B.

Terminal resistance R = typical 120 Ω

maxon sensor 539

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