maxon Product Range 2026/27

EPOS4 Positioning Controllers Data

SAFE TORQUE OFF SIL3 PLe

EPOS4 Module 60/20 STO OEM position control module, 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 24/5 EtherCAT 3-axes Ready-to-install 3-axis compact solution, designed for use with brushed DC motors with encoders or brushless EC motors with Hall sen‑ sors and encoders up to 120/360 W per axis.

EPOS4 Compact 24/1.5 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 36/108 Watt.

Controller version CANopen Slave with STO

EtherCAT Slave

CANopen Slave

Electrical data 10 - 60 VDC 10 - 60 VDC 0.9×Vcc 40 A (<15 s) 25 kHz (40 µs) 2.5 kHz (400 µs) 2.5 kHz (400 µs) 20 A 50 kHz

10 - 24 VDC 10 - 24 VDC 0.9×Vcc 5 A per axis

10 - 60 VDC 10 - 60 VDC 0.9×Vcc 4.5 A (<30 s)

15 A (<10 s) per axis

1.5 A

50 kHz

100 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)

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

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

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

94 µH / 1.5 A

Inputs H1, H2, H3

H1, H2, H3 per axis

H1, H2, H3

A, A\, B, B\, I, I\ (max. 6.25 MHz) A, A\, B, B\, I, I\, Clock, Clock\, Data, Data\

A, A\, B, B\, I, I\ (max. 6.25 MHz) A, A\, B, B\, I, I\, Clock, Clock\, Data, Data\

A, A\, B, B\, I, I\, Clock, Clock\, Data, Data\ per axis 4 (level switchable: logic/PLC) per axis

4 (logic level) 4, differential

4 (level switchable: logic/PLC) 2 (12-bit resolution, -10…+10 V) configurable with DIP switch 1…5 4, differential

– –

2 (12-bit resolution, -10…+10 V) configurable with external wiring

2 (12-bit resolution, -10…+10 V) per axis

Outputs 2

2 per axis

2

1, differential

1, differential

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

1 (12-bit resolution, -4…+4 V, max. 1 mA) per axis 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. 100 mA per axis 5 VDC, max. 30 mA per axis

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)

100 Mbit/s (Full Duplex)

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

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

Data+; Data- (Full Speed) per axis

Green LED, red LED

Green LED, red LED

-30…+25 °C -40…+85 °C 5…90% approx. 85 g M2.5 screws

-30…+45 °C -40…+85 °C 5…90%

25...50 °C; Derating: -0.200 A/°C

45...70 °C; Derating: -0.060 A/°C

-40…+85 °C 5…90%

Mechanical data approx. 96 g 80×64×17.9 mm

approx. 58 g 55.0×40.0×31.1 mm M2.5 screws

90.0×56.0×29.0 mm

Socket header 2.54 mm or M2.5 screws Part numbers 894249 EPOS4 Module 60/20 STO Accessories 235811 DSR 70/30 Shunt regulator

684519  EPOS4 Compact 24/5 EtherCAT 3-axes

546714 EPOS4 Compact 24/1.5 CAN

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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