EPOS4 Positioning Controllers Data
EPOS4 Compact 24/1.5 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 36/108 Watt.
EPOS4 Compact 50/5 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 250/750 Watt.
Controller version Electrical data Operating voltage Vcc
EtherCAT Slave
CANopen Slave
10 - 24 VDC 10 - 24 VDC 0.9×Vcc 4.5 A (<30 s)
10 - 50 VDC 10 - 50 VDC 0.9×Vcc 15 A (<3 s)
Logic supply voltage Vc (optional) Max. output voltage Max. output current Imax Continuous output current Icont Switching frequency of power stage Sampling rate of PI current controller Sampling rate of PI speed controller Sampling rate of PID position controller Max. speed (1 pole pair) Built-in motor choke per phase
1.5 A
5 A
100 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)
50 000 rpm (sinusoidal), 100 000 rpm (block)
50 000 rpm (sinusoidal), 100 000 rpm (block)
100 µH / 1.5 A
9.4 µH / 5 A
Inputs Hall sensor signals Encoder signals Sensor signals Digital inputs Analog inputs CAN ID / DEV ID Outputs Digital outputs
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)
Digital inputs “High-speed”
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
2
Digital outputs “High-speed” Analog outputs Encoder voltage output Hall sensor voltage output Auxiliary voltage output Communication interfaces CAN
1, differential
1, differential
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)
– –
EtherCAT RS232 USB 2.0/3.0
100 Mbit/s (Full Duplex)
–
RxD; TxD (max. 115 200 bit/s) Data+; Data- (Full Speed)
Data+; Data- (Full Speed)
Indicator LED green = READY, red= ERROR Environmental conditions Temperature – Operation Temperature – Extended Range Temperature – Storage Humidity (condensation not permitted)
Green LED, red LED
Green LED, red LED
-30…+45 °C -40…+85 °C 5…90%
-30…+25 °C -40…+85 °C 5…90%
45...70 °C; Derating: -0.060 A/°C
25...70 °C; Derating: -0.111 A/°C
Mechanical data Weight Dimensions (L×W×H)
approx. 78 g 55.0×56.5×31.7 mm M2.5 screws
approx. 58 g 55.0×40.0×31.1 mm M2.5 screws
Mounting Part numbers Accessories
628092 EPOS4 Compact 24/1.5 EtherCAT
541718 EPOS4 Compact 50/5 CAN
309687 DSR 50/5 Shunt regulator 309687 DSR 50/5 Shunt regulator Order accessories separately, see page 453 Order accessories separately, see page 453
458 maxon
© 2026 maxon. All rights reserved. April edition. Subject to change.
Made with FlippingBook Publishing Software