Zmotion EIO16084, Manual, Page: 19 / 35

EIO16084 Bus Expansion Module User Manual V1.5
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Interface Definition
Interface Pin Signal Description
1 EGND Negative pole of IO 24V power
2
IN16-
19/ALM
General input (recommended as
driver alarm)
3
OUT8-
11/ENABLE
General output (recommended as
driver enable)
4 EA- Encoder differential input signal A-
5 EB- Encoder differential input signal B-
6 EZ- Encoder differential input signal Z-
7 +5V
Positive pole of 5V power of
pulse/encoder signal
8 Reserved Reserved
9 DIR+ Servo or step direction
10 GND
Negative pole of 5V power of
pulse/encoder signal
11 PUL- Servo or step pulse output -
12 Reserved Reserved
13 GND
Negative pole of 5V power of
pulse/encoder signal
14 OVCC Positive pole of IO 24V power
15
OUT12-
15/CLR
General output, recommended to
clear drive alarms
16
IN20-
23/INP
General input, recommended to do
on-position signal
17 EA+ Encoder differential input signal A+
18 EB+ Encoder differential input signal B+
19 EZ+ Encoder differential input signal Z+
20 GND Negative pole of 5V power of
pulse/encoder signal
21 GND
22 DIR- Servo or step direction output -
23 PUL+ Servo or step pulse
24 GND
Negative pole of 5V power of
pulse/encoder signal