EL1502 - LEDs and connection

EL1502 - LEDs and connection 1:
EL1502

LEDs

LED

Color

Meaning

UP/DOWN, GATE
CLOCK CH.1

green

Signal at U/D, Gate input (operating mode 32 bit up/down counter, 32 bit gated counter)
Signal at the Clock input, channel 1 (operating mode 2 x 32 bit counter)

CLOCK
CLOCK CH.2

green

Signal at Clock input (operating mode 32 bit up/down counter, 32 bit gated counter)
Signal at the Clock input, channel 2 (operating mode 2 x 32 bit counter)

OUTPUT1
OUTPUT2

green

Signal at the corresponding output

Connection

Terminal point

Description

Name

No.

U/D, Gate
Clock Ch.1

1

Up/down input (operating mode 32 bit up/down counter),
Gate input (operating mode 32 bit counter with gate function)
Clock 1 input (operating mode 2 x 32 bit counter)

+24 V

2

+24 V (internally connected to terminal point 6 and positive power contact)

0 V

3

0 V (internally connected to terminal point 7 and negative power contact)

Output 1

4

Output 1

Clock
Clock Ch.2

5

Clock input (operating mode 32 bit up/down counter) and (operating mode 32 bit counter with gate function)
Clock 2 input (operating mode 2 x 32 bit counter)

+24 V

6

+24 V (internally connected to terminal point 2 and positive power contact)

0 V

7

0 V (internally connected to terminal point 3 and negative power contact)

Output 2

8

Output 2