Table Of Contents - W.E.ST. MDR-133-U Technical Documentation Manual

Pressure control module

Table of Contents

General Information.......................................................................................................................................... 4

1.1

Order number ........................................................................................................................................... 4

1.2

Scope of supply ........................................................................................................................................ 4

1.3

Accessories .............................................................................................................................................. 4

1.4

Symbols used ........................................................................................................................................... 5

1.5

Using this documentation .......................................................................................................................... 5

1.6

Legal notice .............................................................................................................................................. 5

1.7

Safety instructions .................................................................................................................................... 6

Characteristics ................................................................................................................................................. 7

2.1

Compatibility............................................................................................................................................. 8

2.2

Device description .................................................................................................................................... 9

Use and application ........................................................................................................................................ 10

3.1

Installation instructions ............................................................................................................................ 10

3.2

Typical system structure ......................................................................................................................... 11

3.3

Method of operation ................................................................................................................................ 11

3.4

Commissioning ....................................................................................................................................... 12

Technical description ...................................................................................................................................... 13

4.1

Input and output signals .......................................................................................................................... 13

4.2

LED definitions ....................................................................................................................................... 14

4.3

Circuit diagram ....................................................................................................................................... 15

4.4

Typical wiring ......................................................................................................................................... 16

4.5

Connection examples ............................................................................................................................. 16

4.6

Technical data ........................................................................................................................................ 17

Parameters .................................................................................................................................................... 18

5.1

Parameter overview ................................................................................................................................ 18

5.2

Configuration .......................................................................................................................................... 19

5.2.1

LG (Changing the language) ........................................................................................................... 19

5.2.2

MODE (Switching between parameter groups) ................................................................................ 19

5.2.3

SENS (Malfunction monitoring) ....................................................................................................... 19

5.2.4

CDWIN (Control deviation window) ................................................................................................. 20

5.2.5

EOUT (Output signal: READY = OFF) ............................................................................................. 20

5.3

Input signal adaptation ............................................................................................................................ 21

5.3.1

SYS_RANGE (Sytem pressure) ...................................................................................................... 21

5.3.2

SIGNAL (Type of input) .................................................................................................................. 21

5.3.3

N_RANGE:X (Nominal pressure of the sensor) ............................................................................... 21

5.3.4

OFFSET:X (Sensor offset) .............................................................................................................. 22

5.3.5

Using of the commands SYS_RANGE, N_RANGE:X and OFFSET:X .............................................. 22

5.4

Ramp function ........................................................................................................................................ 23

5.4.1

RA (Command signal ramp times) .................................................................................................. 23

5.5

Closed loop control parameters ............................................................................................................... 24

5.5.1

PID controller ................................................................................................................................. 24

5.5.2

Integrator control function ............................................................................................................... 25

5.6

Output signal adaptation ......................................................................................................................... 26

5.6.1

MIN (Deadband compensation) ...................................................................................................... 26

5.6.2

MAX (Output scaling) ..................................................................................................................... 26

5.6.3

TRIGGER (Response threshold for the MIN parameter) .................................................................. 26

5.6.4

SIGNAL:U (Type and polarity of the output signal) ........................................................................... 27

5.7

Special commands ................................................................................................................................. 28

5.7.1

TS (Sample time) ........................................................................................................................... 28

5.7.2

AINMODE (Input scaling mode) ...................................................................................................... 28

Page 2 of 42

CONTENTS

MDR-133-*-2030

29.08.2019

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Table Of Contents - W.E.ST. MDR-133-U Technical Documentation Manual

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