Siemens TC35 Terminal Guía de usuario descargar pdf (Pagina 14)

12

Interface description

Purpose of the connectors/connections

Use and operation

The power supply is implemented by the

+- and the GND wire. To switch the TC35

Terminal on, proceed as follows:

– Either activate the DTR control line via the

RS232 interface

– Or connect IGT_IN to +. This connection

has already been set up in the specified

plug-in power supply unit below, see

"Connectible plug-in power supply unit" on

page14.

Signal

name

PIN I/O Description Parameters

+ 1 I Positive supply voltage

connection

+8V...+30V

max. 33V for

1min

2 Free

PD_IN 3 I Reset input

high active

U

IH

>+5V

(>3.5s)

U

IL

<+2V

IGT_IN 4 I Ignition input

high active

U

IH

> +5V

(>200ms)

U

IL

<+2V

5 Free

GND 6 I Negative supply voltage

connection

Reference potential for

PD_IN and IGT_IN

0V

1 2 ... 9 10 11 12 13 14 15 16 17 18 19 ... 38 39

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