ECI3808 Network Motion Control Card User Manual V1.5
14
OVCC
Positive pole of IO 24V power
15
OUT17.19.21.23.25
.27.31/CLR
General output (recommended as driver alarm
clear)
16
Reserved
Reserved
17
EA+
Encoder differential input signal A+
18
EB+
Encoder differential input signal B+
19
EZ+
Encoder differential input signal Z+
20
GND
5V power (-) of pulse/encoder signal
21
GND
22
DIR-
Servo or step direction output -
23
PUL+
Servo or step pulse
24
GND
5V power (-) of pulse/encoder signal
25
Reserved
Reserved
Note:
Due to ALM, ENABLE and CLR are with small drive ability, recommended as axis IO.
OVCC and +5V are only used for controller and servo drive communication, please don
’
t use
for others.
3.9.1.
AXIS Interface Signal Specification & Wiring
→
Specification:
Signal
Item
Description
PUL/DIR
Signal type
Differential output signal
Voltage range
0-5V
Maximum frequency
10MHz
EA/EB/EZ
Signal type
Differential input signal
Voltage range
0-5V
Maximum frequency
5MHz
IN40-47
Input method
NPN leak type, it is triggered
when low electric level is input.
Frequency
＜
5kHz
Impedance
6.8KΩ
Voltage level
DC24V
The voltage to open
<10.5V
Summary of Contents for ECI3808
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