Common Digital Input - Leadshine EL8-EC Series User Manual

2.16.2 Common digital input

The internal circuit of common input is a bidirectional optocoupler which supports common
anode and common cathode configurations. There are 2 types of outputs from master
device: Relay output and Open Collector output as shown below.
① Output from master device: Relay
Common anode:
6
DICOM
5
DI1
7
DI2
8
DI3
Driver interior
② Output from master device: Open Collector
NPN configuration:
DICOM
DI1
NPN
DI2
DI3
Please prepare switching power supply with output of 12-24VDC, current≥ 100mA;
Driver internal circuit
12~24Vdvc
DICOM
6
DI 1
5
4.7K
4.7K
4.7K
6
4.7K
5
4.7K
7
8 4.7K
Driver interior
User manual of EL8-EC***F AC Servo
4.7K
Common cathode:
DICOM
DI1
DI2
DI3
PNP configuration:
DICOM
DI1
PNP
DI2
DI3
6
4.7K
5
4.7K
7
8
4.7K
Driver Interior
6
4.7K
5
4.7K
7
4.7K
8
Driver Interior
51