14
ELD2-RS70** User Manual
270R
DIR+
DIR-
PUL+
PUL-
270R
Driver side
Pulse Input Interface Differential Drive Mode
Pulse Input Interface Single Terminal Drive Mode
3.2 Driver Terminals Function
3.2.1 Control Signal Port-CN1 Terminal
The left on Figure 3.3 is control signal port CN1 of servo driver with Molex-20 connector;
Table 3.1 Signal Explanation of Control Signal Port-CN1
CN1
Pin Signal
IO
Detail
CN1
1
DI1+
Input
Positive differential pulse input
,
5V,
500KHz
GPIO/
Pulse
2
DI1-
Input
Negative differential pulse input
,
5V,
500KHz
3
DI2+
Input
Positive differential pulse input
,
5V,
500KHz
(
Optional analog Ain1+
)
GPIO/
Direction/
Analog
4
DI2-
Input
Negative differential pulse input
,
5V,
500KHz
(
Optional analog GND
)
5
COMI
Input
Power supply positive terminal of the external input
control signal, 12V ~ 24V
6
DI3
Input
Digital input signal 3, default value is forward
enable signal , low level available in default , max
voltage is 24V input 20KHz
7
DI4
Input
Digital input signal 4, default value is alarm clear
signal , low level available in default , max voltage
is 24V input 20KHz