Connections
Connectors
© 2017 maxon motor. Subject to change without prior notice.
maxon motor control
EPOS2 Positioning Controller
Document ID: rel7748
4-21
EPOS2 24/2 Hardware Reference
Edition: November 2017
4.2.1.1
Digital Input 1
By default, the digital input is defined as “General Purpose” and may be configured via software.
Figure 4-16
DigIN1
4.2.1.2
Digital Inputs 2 and 3
By default, the digital inputs are defined as “General Purpose” and may be configured via software.
Figure 4-17
DigIN2 (analogously valid also for DigIN3)
DigIN1 “General Purpose”
D_Gnd
Connector [J1] Pin [1]
Connector [J1] Pin [7]
Input voltage
0…24 VDC
Max. input voltage
±30 VDC
Logic 0
U
in
<0.7 VDC
Logic 1
U
in
>2.4 VDC
Input resistance
typically 22 k
Ω
(<3.3 VDC)
typically 11 k
Ω
(>3.3 VDC)
Input current at logic 1
typically 2 mA @ 24 VDC
Switching delay
<300 µs @ 5 VDC
DigIN2 “General Purpose”
DigIN3 “General Purpose”
D_Gnd
Connector [J1] Pin [2]
Connector [J1] Pin [3]
Connector [J1] Pin [7]
Input voltage
0…24 VDC
Max. input voltage
±30 VDC
Logic 0
U
in
<0.7 VDC
Logic 1
U
in
>2.4 VDC
Input resistance
typically 22 k
Ω
(<3.3 VDC)
typically 11 k
Ω
(>3.3 VDC)
Input current at logic 1
typically 2 mA @ 24 VDC
Switching delay
<1 µs @ 5 VDC
