Siemens v1.0 Manual de servicio descargar pdf (Pagina 152)

Example "PID control"

4.6 Changing the heating chamber control

STEP 7 Basic V10.5

152 Getting Started, 12/2009, A5E02651459-01

4.6 Changing the heating chamber control

Introduction

The following steps will show you how to program the on/off control of the heating chamber

depending on the machine operation. The heating chamber is turned on when the machine

is started. The heating chamber temperature in this part of the sample project will not be

constant and is controlled by the created PID controller.

Requirements

● The organization block "Main [OB1]" is open.

● The networks of the organization block "Main [OB1]" have been programmed.

Procedure

To change the control for turning the heating chamber on or off, follow these steps:

1. Open the first network of the organization block "Main [OB1]".

2. Insert the "Output coil" instruction at the end of the main rung.

3. Interconnect the inserted instruction with the "chamber_ON_OFF" tag.

1 2 ... 147 148 149 150 151 152 153 154 155 156 157 ... 201 202

Sin comentarios

Siemens v1.0 Manual de servicio Pagina 152