maxon Product Range 2026/27

EPOS4 Positioning Controllers Data

EPOS4 Compact 50/5 EtherCAT Ready-to-install compact solution, designed for use with brushed DC motors with encoders or brushless EC motors with Hall sensors and encoders up to 250/750 Watt.

EPOS4 Compact 50/8 CAN Ready-to-install compact solution, designed for use with brushed DC motors with encoders or brushless EC motors with Hall sensors and encoders up to 400/1500 Watt.

EPOS4 Compact 50/8 EtherCAT Ready-to-install compact solution, designed for use with brushed DC motors with encoders or brushless EC motors with Hall sensors and encoders up to 400/1500 Watt.

Controller version EtherCAT Slave Electrical data 10 - 50 VDC 10 - 50 VDC

CANopen Slave

EtherCAT Slave

10 - 50 VDC 10 - 50 VDC 0.9×Vcc 30 A (<5 s)

10 - 50 VDC 10 - 50 VDC 0.9×Vcc 30 A (<5 s)

0.9×Vcc 15 A (<3 s)

5 A

8 A

8 A

50 kHz

50 kHz

50 kHz

25 kHz (40 µs) 2.5 kHz (400 µs) 2.5 kHz (400 µs)

25 kHz (40 µs) 2.5 kHz (400 µs) 2.5 kHz (400 µs)

25 kHz (40 µs) 2.5 kHz (400 µs) 2.5 kHz (400 µs)

50 000 rpm (sinusoidal), 100 000 rpm (block)

50 000 rpm (sinusoidal), 100 000 rpm (block)

50 000 rpm (sinusoidal), 100 000 rpm (block)

10 µH / 5 A Inputs H1, H2, H3

2.2 µH / 15 A

2.2 µH / 15 A

H1, H2, H3

H1, H2, H3

A, A\, B, B\, I, I\ (max. 6.25 MHz) A, A\, B, B\, I, I\, Clock, Clock\, Data, Data\ 4 (level switchable: logic/PLC)

A, A\, B, B\, I, I\ (max. 6.25 MHz) A, A\, B, B\, I, I\, Clock, Clock\, Data, Data\ 4 (level switchable: logic/PLC)

A, A\, B, B\, I, I\ (max. 6.25 MHz) A, A\, B, B\, I, I\, Clock, Clock\, Data, Data\ 4 (level switchable: logic/PLC)

4, differential

4, differential

4, differential

2 (12-bit resolution, -10…+10 V) configurable with DIP switch 1…5

2 (12-bit resolution, -10…+10 V) configurable with DIP switch 1…5

2 (12-bit resolution, -10…+10 V) configurable with DIP switch 1…5

Outputs 2

2

2

1, differential

1, differential

1, differential

2 (12-bit resolution, -4…+4 V, max. 1 mA)

2 (12-bit resolution, -4…+4 V, max. 1 mA)

2 (12-bit resolution, -4…+4 V, max. 1 mA)

5 VDC, max. 70 mA 5 VDC, max. 30 mA 5 VDC, max. 145 mA

5 VDC, max. 70 mA 5 VDC, max. 30 mA 5 VDC, max. 145 mA high; low (max. 1 Mbit/s)

5 VDC, max. 70 mA 5 VDC, max. 30 mA 5 VDC, max. 145 mA

Communication interfaces – 100 Mbit/s (Full Duplex) Data+; Data- (Full Speed) Indicator Green LED, red LED Environmental conditions -30…+25 °C 25...70 °C; Derating: -0.111 A/°C –

– –

100 Mbit/s (Full Duplex)

RxD; TxD (max. 115 200 bit/s) Data+; Data- (Full Speed)

Data+; Data- (Full Speed)

Green LED, red LED

Green LED, red LED

-30…+45 °C -40…+85 °C 5…90% approx. 86 g M2.5 screws

-30…+45 °C -40…+85 °C 5…90%

45...77 °C; Derating: -0.250 A/°C

45...77 °C; Derating: -0.250 A/°C

-40…+85 °C 5…90%

Mechanical data approx. 76 g 55.0×56.5×31.7 mm M2.5 screws

approx. 100 g 59.5×79.5×35.7 mm M2.5 screws

59.5×58.5×33.0 mm

Part numbers 628094 EPOS4 Compact 50/5 EtherCAT Accessories 309687 DSR 50/5 Shunt regulator

520885 EPOS4 Compact 50/8 CAN 235811 DSR 70/30 Shunt regulator

605298 EPOS4 Compact 50/8 EtherCAT

235811 DSR 70/30 Shunt regulator Order accessories separately, see page 453 Order accessories separately, see page 453 Order accessories separately, see page 453

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