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
Modular system + Motor
+ Gearhead
+ Brake Page
Overall length [mm] / • see Gearhead
Page
Page
RE 25 RE 25 RE 25 RE 25 RE 25
156/158
75.3
• • • • • • • • • • • • • • • • •
156/158 GP 26/GP 32 156/158 KD 32, 1.0 - 4.5 Nm 435 156/158 GP 32, 0.75 - 6.0 Nm 427/429 425/426
156/158 GP 32 S
474–482
RE 25, 20 W 157
63.8
RE 25, 20 W 157 GP 22, 0.5 Nm 419 RE 25, 20 W 157 GP 26/GP 32 425/426 RE 25, 20 W 157 KD 32, 1.0 - 4.5 Nm 435 RE 25, 20 W 157 GP 32, 0.75 - 6.0 Nm 427/429
RE 25, 20 W 157 GP 32 S RE 25, 20 W 157 RE 25, 20 W 157 GP 26/GP 32
474–482
AB 28 587
94.3
425/426 AB 28 587
RE 25, 20 W 157 KD 32, 1.0 - 4.5 Nm 435 AB 28 587 RE 25, 20 W 157 GP 32, 0.75 - 6.0 Nm 427/429 AB 28 587
RE 25, 20 W 157 GP 32 S RE 25, 20 W 158 RE 25, 20 W 158 GP 26/GP 32 RE 25, 20 W 158 KD 32, 1.0 - 4.5 Nm
474–482 AB 28 587 425/426 AB 28 587 435 AB 28 587 AB 28 587 474–482 AB 28 587
105.8
RE 25, 20 W 158 GP 32, 0.75 - 6.0 Nm 427/429 AB 28 587
RE 25, 20 W 158 GP 32 S RE 30, 15 W 159
88.8 88.8 •
RE 30, 15 W 159 GP 32, 0.75 - 4.5 Nm 427
RE 30, 60 W 160
• • •
RE 30, 60 W 160 GP 32, 0.75 - 6.0 Nm 426–431 RE 30, 60 W 160 KD 32, 1.0 - 4.5 Nm 435
RE 30, 60 W 160 GP 32 S RE 35, 90 W 161
474–482
91.7
• • •
RE 35, 90 W 161 GP 32, 0.75 - 8.0 Nm 426–433 RE 35, 90 W 161 GP 42, 3.0 - 15.0 Nm 439
RE 35, 90 W 161 GP 32 S RE 35, 90 W 161
474–482
AB 28 587
124.3
• • •
RE 35, 90 W 161 GP 32, 0.75 - 8.0 Nm 426–433 AB 28 587 RE 35, 90 W 161 GP 42, 3.0 - 15.0 Nm 439 AB 28 587
RE 35, 90 W 161 GP 32 S
475–482 AB 28 587
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
EIA Standard RS 422
- MC 3486 - SN 75175 - AM 26 LS 32
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
Index pulse width Operating temperature range Moment of inertia of code wheel Max. angular acceleration
R
-40…+100 °C ≤ 0.6 gcm 2 250 000 rad s -2
Channel B
Channel I
R
© 2025 maxon. All rights reserved. February edition. Subject to change. ±20 mA The index signal I is synchronized with channel A or B. Output current per channel
Channel I
Terminal resistance R = typical 120 Ω
maxon sensor 537
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