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Watlow Series 942 User Manual

Page 3

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Appendix

WATLOW Series 985 User's Manual

3

Page

Item
Chapter 1

4

Starting Out With The Watlow Series 942-

4

General Description

5

Opening the 942

5

Set the DIP Switches

Chapter 2

6

How To Install And Wire The Series 942-

6

System Planning

6

Installation Information

7

Dimensional Information

8

Wiring The Series 942

8

Sensor Installation Guidelines

9

Input Wiring

11

Output 1 Wiring

15

Output 2 Wiring

17

Auxiliary Wiring

20

System Wiring Example

Chapter 3

21

How To Use the Keys And Displays

Chapter 4

22

How To Setup The Series 942

22

Entering The Setup Menu

23

Setup Parameters

28

Operation Menu and Parameters

Chapter 5

31

Programming the Seres 942

31

Program Menu

32

Program Parameters

34

Running the Series 942

35

Resume a Profile

36

Event Outputs

37

Multiple Profiles

37

Jumploops

38

Programming a Ramping Profile

38

Running Your Profile

39

Editing Your Profile

Chapter 6
How To Tune and Operate

40

Tuning - Automatic and Manual

42

Changing the Auxiliary Jumper Position

42

Using Alarms

44

Error Code Messages & Actions

Appendix 1

46

Specification

48

Model Number Information
Appendix 2

49

Installation Guidelines For Preventing Noise

51

Eliminating Noise

52

Checking For Ground Loops

52

Noise Suppression Devices Available…

53

Line Filtering Configurations For Controls
Appendix 3

54

Entering the Calibration Menu

56

Calibration Procedures

64

Glossary

66

Index

67

Warranty/Returns

Contents

Figures, Tables, Charts
Page Item

Figure

4

Series 942 Input & Output Overview

1

5

How to Open the Series 942

2

5

DIP Switch Location and Orientation

3

6

Overview of the Series 942

4

8

Series 942 Faceplate Dimensions

5

8

Series 942 Panel Cutout Dimensions

6

8

Series 942 Sideview Dimensions

7

9

120 VAC Power Wiring

8

9

240 VAC Power Wiring

9

10

Thermocouple Wiring Diagram

10

10

RTD Wiring Diagram

11

11

0 - 5 Process Input Wiring Diagram

12

11

4 - 20 Process Input Wiring Diagram

13

12

Solid State Relay, Output 1 Wiring

14

12

DC (Open Collector) Output 1 Wiring

15

13

6 Amp Mechanical Relay, Output 1 Wiring

16

13

4 - 20mA Process, Output 1 Wiring

17

14

0 - 5VDC Process, Output 1 Wiring

18

14

S.S. Relay, w/o contact supp., Output 1

19

15

S.S. Relay, Output 2 Wiring Diagram

20

15

DC (open Collector), Output 2 Wiring

21

16

6A Mechanical Relay, Output 2 Wiring

22

16

S.S. Relay, w/o contact supp., Output 2

23

17

Auxiliary Option 1, 1 - 6 Amp Relay

24

17

Auxiliary Option 2, 2 - 6 Amp Relays

25

18

Auxiliary Option 3, 6 Amp Relay/0-5ret.

26

18

Auxiliary Option 4, 6 Amp Relay/4-20ret.

27

19

Auxiliary Option 5, None/0-5Retransmit

28

19

Auxiliary Option 6, None/4-20mA Retransmit 29

20

System Wiring Example

30

21

Series 942 Keys and Displays

31

22

Entering the Setup Menu

32

22

The Setup Menu

33

28

The Operation Menu

34

31

The Program Menu

35

34

The Run Menu

36

37

Guaranteed Soak Deviation Example

37

42

Auxiliary Jumper Location

38

43

Deviation Alarm Example

39

43

Alarm Display Examples

40

44

Error Code Display Example

41

53

Differential Mode Filter Wiring

42

53

Common Mode Filter Wiring

43

53

Combination Filter Wiring

44

54

The Calibration Menu

45

55

Calibration Parameters

46

Tables

26

Input Ranges

1

27

Setup MenuParameters/Description

2

30

Operation Menu Parameters/Description

3

38

Series 942 Ramp and Soak Profile

4

39

Editing Your Profile, steps 4 - 7

5

52

Noise Suppression Device Ratings

6

57

RTD Settings

7

Charts

35

Master Step Chart

1