Vaisala DMP248 Service Manual

Browse online or download Service Manual for Measuring, testing & control Vaisala DMP248. Vaisala DMP248 Technical data User Manual

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Summary of Contents

Page 1 - OPERATING

DMP248 DewpointTransmitterOPERATINGMANUALU263EN-1.4MARCH 1999

Page 2

OPERATING MANUAL_______________________________________________________________4 _____________________________________________________________________

Page 3 - Table of contents

APPENDIX 1 SERIAL COMMANDS __________________________________________________________94 ______________________________________________________________

Page 4

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 5

APPENDIX 1 SERIAL COMMANDS __________________________________________________________96 ______________________________________________________________

Page 6

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 7 - GENERAL INFORMATION

APPENDIX 1 SERIAL COMMANDS __________________________________________________________98 ______________________________________________________________

Page 8

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 9 - PRODUCT DESCRIPTION

APPENDIX 1 SERIAL COMMANDS __________________________________________________________100 _____________________________________________________________

Page 10

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 11 - FIGURE 2-1. Now the RH

APPENDIX 1 SERIAL COMMANDS __________________________________________________________102 _____________________________________________________________

Page 12 - Use in high pressure

APPENDIX 2 ________________________________________________________________________VAISALA ___________________________________________________________

Page 13 - INSTALLATION

CHAPTER 2_______________________________________________________ PRODUCT DESCRIPTIONVAISALA __________________________________________________________

Page 14 - DOWN

APPENDIX 2 ________________________________________________________________________104 _______________________________________________________________

Page 15 - Mounting; overview

APPENDIX 2 ________________________________________________________________________VAISALA ___________________________________________________________

Page 17 - FIGURE 3-7

APPENDIX 3 ________________________________________________________________________VAISALA ___________________________________________________________

Page 18

APPENDIX 3 ________________________________________________________________________108 _______________________________________________________________

Page 19

APPENDIX 3 ________________________________________________________________________VAISALA ___________________________________________________________

Page 20 - R1/2 ISO 7/1

APPENDIX 3 ________________________________________________________________________110 _______________________________________________________________

Page 21 - VALVE CLOSED

APPENDIX 3 ________________________________________________________________________VAISALA ___________________________________________________________

Page 22

APPENDIX 3 ________________________________________________________________________112 _______________________________________________________________

Page 23

APPENDIX 3 ________________________________________________________________________VAISALA ___________________________________________________________

Page 24 - Sample cell

OPERATING MANUAL_______________________________________________________________6 _____________________________________________________________________

Page 25 - SAMPLE CELL

APPENDIX 3 ________________________________________________________________________114 _______________________________________________________________

Page 26

APPENDIX 3 ________________________________________________________________________VAISALA ___________________________________________________________

Page 27 - Grounding

APPENDIX 3 ________________________________________________________________________116 _______________________________________________________________

Page 28

APPENDIX 4 ________________________________________________________________________VAISALA ___________________________________________________________

Page 29 - Connections

APPENDIX 4 ________________________________________________________________________118 _______________________________________________________________

Page 30 - Connection to an AC supply

APPENDIX 4 ________________________________________________________________________VAISALA ___________________________________________________________

Page 31 - COMMISSIONING

APPENDIX 4 ________________________________________________________________________120 _______________________________________________________________

Page 32 - FIGURE 4-2

APPENDIX 4 ________________________________________________________________________VAISALA ___________________________________________________________

Page 33 - Spare jumpers

APPENDIX 4 ________________________________________________________________________122 _______________________________________________________________

Page 34

APPENDIX 4 ________________________________________________________________________VAISALA ___________________________________________________________

Page 35

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 36

APPENDIX 4 ________________________________________________________________________124 _______________________________________________________________

Page 37

APPENDIX 4 ________________________________________________________________________VAISALA ___________________________________________________________

Page 38

APPENDIX 4 ________________________________________________________________________126 _______________________________________________________________

Page 39 - COMMANDS

APPENDIX 5 ________________________________________________________________________VAISALA ___________________________________________________________

Page 40 - LED commands

APPENDIX 5 ________________________________________________________________________128 _______________________________________________________________

Page 41 - Display/keypad commands

APPENDIX 5 ________________________________________________________________________VAISALA ___________________________________________________________

Page 42 - Auto-calibration

APPENDIX 5 ________________________________________________________________________130 _______________________________________________________________

Page 43

APPENDIX 6 ________________________________________________________________________APPENDIX 6

Page 45 - FIGURE 4-2)

APPENDIX 7 ________________________________________________________________________VAISALA ___________________________________________________________

Page 46 - Output via serial bus

OPERATING MANUAL_______________________________________________________________8 _____________________________________________________________________

Page 47

APPENDIX 7 ________________________________________________________________________134 _______________________________________________________________

Page 48 - Output modes

APPENDIX 7 ________________________________________________________________________VAISALA ___________________________________________________________

Page 49

APPENDIX 7 ________________________________________________________________________136 _______________________________________________________________

Page 50 - Pressure compensation

APPENDIX 7 ________________________________________________________________________VAISALA ___________________________________________________________

Page 52 - Serial commands

APPENDIX 8_________________________________________________________________________VAISALA ___________________________________________________________

Page 53

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 54

OPERATING MANUAL_______________________________________________________________10 ____________________________________________________________________

Page 55 - Analogue outputs

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 56 - Output via the serial bus

OPERATING MANUAL_______________________________________________________________12 ____________________________________________________________________

Page 57 - Outputting the reading once

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 58 - Selecting the output units

© Vaisala 1999No part of this manual may be reproduced in any form or by any means,electronic or mechanical (including photocopying), nor may its cont

Page 59 - OPEN & CLOSE

OPERATING MANUAL_______________________________________________________________14 ____________________________________________________________________

Page 60 - 2 which is in POLL state

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 61 - CALIBRATION

OPERATING MANUAL_______________________________________________________________16 ____________________________________________________________________

Page 62 - Using serial commands

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 63 - Using LED commands

OPERATING MANUAL_______________________________________________________________18 ____________________________________________________________________

Page 64

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 65 - Temperature calibration

OPERATING MANUAL_______________________________________________________________20 ____________________________________________________________________

Page 66

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 67

OPERATING MANUAL_______________________________________________________________22 ____________________________________________________________________

Page 68

CHAPTER 3_______________________________________________________________INSTALLATIONVAISALA __________________________________________________________

Page 69

_________________________________________________________________________CONTENTSVAISALA _____________________________________________________________

Page 70

OPERATING MANUAL_______________________________________________________________24 ____________________________________________________________________

Page 71

CHAPTER 4_____________________________________________________________ COMMISSIONINGVAISALA __________________________________________________________

Page 72

OPERATING MANUAL_______________________________________________________________26 ____________________________________________________________________

Page 73 - MAINTENANCE

CHAPTER 4_____________________________________________________________ COMMISSIONINGVAISALA __________________________________________________________

Page 74

OPERATING MANUAL_______________________________________________________________28 ____________________________________________________________________

Page 75 - Adjustment using LED commands

CHAPTER 4_____________________________________________________________ COMMISSIONINGVAISALA __________________________________________________________

Page 76

OPERATING MANUAL_______________________________________________________________30 ____________________________________________________________________

Page 77

CHAPTER 4_____________________________________________________________ COMMISSIONINGVAISALA __________________________________________________________

Page 79 - TECHNICAL DATA

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 80 - Relative humidity

OPERATING MANUAL_______________________________________________________________II_____________________________________________________________________

Page 81

OPERATING MANUAL_______________________________________________________________34 ____________________________________________________________________

Page 82 - Serial interface modules

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 83 - Electromagnetic compatibility

OPERATING MANUAL_______________________________________________________________36 ____________________________________________________________________

Page 84 - CHAPTER 9 OPTIONS

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 85 - ACCESSORIES

OPERATING MANUAL_______________________________________________________________38 ____________________________________________________________________

Page 86

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 87 - APPENDIX 1 SERIAL COMMANDS

OPERATING MANUAL_______________________________________________________________40 ____________________________________________________________________

Page 88

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 89 - Auto-calibration commands

OPERATING MANUAL_______________________________________________________________42 ____________________________________________________________________

Page 90

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 91

_________________________________________________________________________CONTENTSVAISALA _____________________________________________________________

Page 92

OPERATING MANUAL_______________________________________________________________44 ____________________________________________________________________

Page 93 - Calibration commands

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 94 - : 0.000

OPERATING MANUAL_______________________________________________________________46 ____________________________________________________________________

Page 95

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 96

OPERATING MANUAL_______________________________________________________________48 ____________________________________________________________________

Page 97

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 98

OPERATING MANUAL_______________________________________________________________50 ____________________________________________________________________

Page 99 - FTIME Adding time to output

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 100 - FDATE Adding date to output

OPERATING MANUAL_______________________________________________________________52 ____________________________________________________________________

Page 101 - SERI Serial bus settings

CHAPTER 5________________________________________________________________ COMMANDSVAISALA ____________________________________________________________

Page 103 - Operation modes

OPERATING MANUAL_______________________________________________________________54 ____________________________________________________________________

Page 104

CHAPTER 6_______________________________________________________________ CALIBRATIONVAISALA __________________________________________________________

Page 105

OPERATING MANUAL_______________________________________________________________56 ____________________________________________________________________

Page 106 - DATE Setting the date

CHAPTER 6_______________________________________________________________ CALIBRATIONVAISALA __________________________________________________________

Page 107 - TIME Setting the time

OPERATING MANUAL_______________________________________________________________58 ____________________________________________________________________

Page 108 - ?? <cr>

CHAPTER 6_______________________________________________________________ CALIBRATIONVAISALA __________________________________________________________

Page 109 - APPENDIX 2

OPERATING MANUAL_______________________________________________________________60 ____________________________________________________________________

Page 110 - Power supply module

CHAPTER 6_______________________________________________________________ CALIBRATIONVAISALA __________________________________________________________

Page 111 - Technical specifications

OPERATING MANUAL_______________________________________________________________62 ____________________________________________________________________

Page 112

CHAPTER 6_______________________________________________________________ CALIBRATIONVAISALA __________________________________________________________

Page 113 - APPENDIX 3

CHAPTER 1_______________________________________________________ GENERAL INFORMATIONVAISALA __________________________________________________________

Page 114 - Operation

OPERATING MANUAL_______________________________________________________________64 ____________________________________________________________________

Page 115

CHAPTER 6_______________________________________________________________ CALIBRATIONVAISALA __________________________________________________________

Page 117 - RX GND TX

CHAPTER 7____________________________________________________________MAINTENANCEVAISALA ______________________________________________________________

Page 118 - Dual loop operation

OPERATING MANUAL_______________________________________________________________68 ____________________________________________________________________

Page 119

CHAPTER 7____________________________________________________________MAINTENANCEVAISALA ______________________________________________________________

Page 120 - STOP mode

OPERATING MANUAL_______________________________________________________________70 ____________________________________________________________________

Page 121 - POLL mode

CHAPTER 7____________________________________________________________MAINTENANCEVAISALA ______________________________________________________________

Page 123 - APPENDIX 4

CHAPTER 8____________________________________________________________ TECHNICAL DATAVAISALA __________________________________________________________

Page 125

OPERATING MANUAL_______________________________________________________________74 ____________________________________________________________________

Page 126

CHAPTER 8____________________________________________________________ TECHNICAL DATAVAISALA __________________________________________________________

Page 127

OPERATING MANUAL_______________________________________________________________76 ____________________________________________________________________

Page 128

CHAPTER 8____________________________________________________________ TECHNICAL DATAVAISALA __________________________________________________________

Page 129 - Dual loop wiring

OPERATING MANUAL_______________________________________________________________78 ____________________________________________________________________

Page 130

CHAPTER 10_______________________________________________ SPARE PARTS AND ACCESSORIESVAISALA _________________________________________________________

Page 132

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 134 - Errors after reset

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 135 - Errors during operation

CHAPTER 2_______________________________________________________ PRODUCT DESCRIPTIONVAISALA __________________________________________________________

Page 136

APPENDIX 1 SERIAL COMMANDS __________________________________________________________84 ______________________________________________________________

Page 137 - APPENDIX 6

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 138

APPENDIX 1 SERIAL COMMANDS __________________________________________________________86 ______________________________________________________________

Page 139 - APPENDIX 7

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 140

APPENDIX 1 SERIAL COMMANDS __________________________________________________________88 ______________________________________________________________

Page 141

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 142

APPENDIX 1 SERIAL COMMANDS __________________________________________________________90 ______________________________________________________________

Page 143

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

Page 144

APPENDIX 1 SERIAL COMMANDS __________________________________________________________92 ______________________________________________________________

Page 145 - APPENDIX 8

APPENDIX 1 SERIAL COMMANDS__________________________________________________________VAISALA __________________________________________________________

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