Setup
Connection Specifications
maxon motor control
EPOS4 Positioning Controller
Document ID: rel8399
3-49
EPOS4 Module/Compact 50/8 Hardware Reference
Edition: November 2018
© 2018 maxon motor. Subject to change without prior notice.
3.4.3
Motor
The EPOS4 is set to drive either maxon DC motors (brushed) or maxon EC motors (brushless).
Table 3-49
DC motor – Pin assignment
Table 3-50
EC motor – Pin assignment
Module
Header
Pin
Compact/CB
Connector
Pin
Signal
Description
A1…A4**
X3a | 1
X3b | 1
Motor (+M)
Motor +
A5…A8**
X3a | 2
X3b | 2
Motor (−M)
Motor −
–
X3a | 3
X3b | 3
–
not connected
–
X3a | 4
X3b | 4
Motor shield
Cable shield
** Connect all pins in respect to the individual pin current rating.
Module
Header
Pin
Compact/CB
Connector
Pin
Signal
Description
A1…A4**
X3a | 1
X3b | 1
Motor winding 1
Winding 1
A5…A8**
X3a | 2
X3b | 2
Motor winding 2
Winding 2
A9…A12**
X3a | 3
X3b | 3
Motor winding 3
Winding 3
–
X3a | 4
X3b | 4
Motor shield
Cable shield
** Connect all pins in respect to the individual pin current rating.