Technical data

PAGE 120

Interfaces

A2.4.3 TTL/RELAY interface

The TTL/Relay interface is implemented as a 15 plug connector socket. It pro-

vides six TTL inputs and four Relay outputs. Via this interface external con-

trol signals can be used. The pin assignment of the plug connector socket is

shown in TAB. 14.

TAB. 14 PIN ASSIGNMENT: TTL/RELAY INTERFACE

Socket: SUB-D (9 pin)

1 Relay 3/A

2 Relay 3/B

3 Relay 4/A

4 Relay 4/B

5GND

6 Relay 1/A

7 Relay 1/B

8 Relay 2/A

9TTL1

10 TTL 2

11 TTL 3

12 TTL 4

13 TTL 5

14 TTL 6

15 Relay 2/B