LEDs and connection

LEDs and connection 1:
EL1809, EL1819

LEDs

LED

Color

Meaning

INPUT 1- 16

green

off

Signal voltage "0" (-3 V ... 5 V)

on

Signal voltage "1" (11 V ... 30 V)

Connection

Terminal point

Description

Name

No.

Input 1

1

Input 1

Input 2

2

Input 2

Input 3

3

Input 3

Input 4

4

Input 4

Input 5

5

Input 5

Input 6

6

Input 6

Input 7

7

Input 7

Input 8

8

Input 8

Input 9

9

Input 9

Input 10

10

Input 10

Input 11

11

Input 11

Input 12

12

Input 12

Input 13

13

Input 13

Input 14

14

Input 14

Input 15

15

Input 15

Input 16

16

Input 16