maxon Product Range 2026/27

EPOS4 Positioning Controllers Data

SAFE TORQUE OFF SIL3 PLe

EPOS4 Compact 60/20 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 1200/2400 Watt.

EPOS4 Compact 60/20 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 1200/2400 Watt.

EPOS4 50/5 Positioning controller in a robust housing, designed for use with brushed DC motors with encoders or brushless EC motors with Hall sensors and encoders up to 250/750 Watt.

Controller version CANopen Slave Electrical data 10 - 60 VDC 10 - 60 VDC

CANopen Slave

CANopen Slave with EtherCAT option

10 - 60 VDC 10 - 60 VDC 0.9×Vcc 40 A (<15 s)

10 - 50 VDC 10 - 50 VDC 0.9×Vcc 15 A (<15 s)

0.9×Vcc 40 A (<15 s)

20 A 50 kHz

20 A 50 kHz

5 A

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)

1 µH / 20 A Inputs H1, H2, H3

1 µH / 20 A H1, H2, H3

15 µH / 5 A 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 high; low (max. 1 Mbit/s)

Communication interfaces high; low (max. 1 Mbit/s) RxD; TxD (max. 115 200 bit/s) Data+; Data- (Full Speed) – Indicator Green LED, red LED Environmental conditions -30…+25 °C 25...77 °C; Derating: -0.288 A/°C

Optional 581245 EPOS4 EtherCAT Card available

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

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

Green LED, red LED

Green LED, red LED

-30…+25 °C -40…+85 °C 5…90%

-30…+50 °C -40…+85 °C 5…90%

25...77 °C; Derating: -0.288 A/°C

50...80 °C; Derating: -0.167 A/°C

-40…+85 °C 5…90%

Mechanical data approx. 171 g 80×69×35 mm M3 screws

approx. 171 g 80×69×35 mm M3 screws

approx. 206 g 105.0×83.0×38.7 mm Flange for M4-screws 546047 EPOS4 50/5

Part numbers 894250 EPOS4 Compact 60/20 CAN 235811 DSR 70/30 Shunt regulator Accessories

833726 EPOS4 Compact 60/20 CAN STO

Accessories

235811 DSR 70/30 Shunt regulator 309687 DSR 50/5 Shunt regulator Order accessories separately, see page 453 Order accessories separately, see page 453 Order accessories separately, see page 453

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