HikRobot SC2000E Series Quick Start Manual page 25

SC2000E Series Vision Sensor Quick Start Guide
Chapter 9 I/O and Serial Port Introduction
This section introduces the electrical feature and wirings of the device's I/O and serial port.
The device has four configurable bi-directional I/Os (Line 0/1/2/3) and one RS-232. The I/O
type can be configured as input or output.
Note
By default, the I/O type of Line 0 is trigger, the I/O type of Line 1/2 are used to switch
project.
9.1 Input Signal
The device has one input signal (Line 2) and two configurable bi-directional I/Os (Line 0/1)
that can be configured to input signal, and their internal circuit is shown below.
Note
The max. input current is 1 mA.
Input Level High
Input Level Low
Internal Logic
Figure 9-1 Internal Circuit of Input Signal
50%
TDF
50%
Figure 9-2 Input Logic Level
19
50%
TDF
50%