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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