Hall Sensor Connection - maxon motor EPOS2 Module 36/2 Hardware Reference Manual

4.5

Hall Sensor Connection

Hall sensors are required to detect the rotor position of maxon EC motors (brushless).
Suitable Hall effect sensors IC use «Schmitt trigger» with open collector output.
Hall sensor supply voltage
Max. Hall sensor supply current
Input voltage
Logic 0
Logic 1
Internal pull-up resistor
Figure 4-8
Pin
A7
A8
A9
A10
A11
maxon motor control
EPOS2 Positioning Controller
EPOS2 Module 36/2 Hardware Reference
Hall Sensor Input Circuit
Signal
Hall sensor 1
Hall sensor 2
Hall sensor 3
+V
aux
GND
Document ID: rel7050
Edition: May 2017
© 2017 maxon motor. Subject to change without prior notice.
+5 VDC
30 mA
0...+24 VDC
typical <0.8 VDC
typical >2.4 VDC
2.7 kΩ (against +5 VDC)
Description
Hall sensor 1 Input
Hall sensor 2 Input
Hall sensor 3 Input
Auxiliary output voltage for Hall sensors and encoder +5 VDC
Ground of Hall sensor/encoder supply
4-23