Vaisala CARBOCAP GM70 User manual

USER'S GUIDE
Vaisala CARBOCAP® Hand-Held
Carbon Dioxide Mete
r
GM70
M010139EN-G

PUBLISHED BY
Vaisala Oyj Phone (int.): [phone]
P.O. Box 26 Fax: [phone]
FI-00421 Helsinki
Finland
Visit our Internet pages at www.vaisala.com.
© Vaisala 2012
No part of this manual may be reproduced, published or publicly displayed in any form
or by any means, electronic or mechanical (including photocopying), nor may its
contents be modified, translated, adapted, sold or disclosed to a third party without prior
written permission of the copyright holder. Translated manuals and translated portions
of multilingual documents are based on the original English versions. In ambiguous
cases, the English versions are applicable, not the translations.
The contents of this manual are subject to change without prior notice.
This manual does not create any legally binding obligations for Vaisala towards
customers or end users. All legally binding obligations and agreements are included
exclusively in the applicable supply contract or the General Conditions of Sale and
General Conditions of Service of Vaisala.

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Table of Contents
CHAPTER 1
GENERAL INFORMATION.......................................................9
About This Manual .................................................9
Contents of This Manual ......................................9
Version Information............................................10
Documentation Conventions ..............................10
Safety.....................................................................10
ESD Protection...................................................11
Recycling...............................................................11
Trademarks...........................................................11
License Agreement ..............................................12
Warranty................................................................12
CHAPTER 2
PRODUCT OVERVIEW ..........................................................13
Introduction to Vaisala CARBOCAP®
Hand-Held Carbon Dioxide Meter GM70.............13
Basic Features of the GM70...............................13
Interchangeable Probes .....................................14
Tool for Adjustments ..........................................14
Parts Description..................................................15
Probes ...................................................................16
GM70PUMP for Aspirated Sampling...................16
CHAPTER 3
PREPARATIONS BEFORE USE............................................17
Recharging the Batteries.....................................17
Turning On and Setting Language, Date, and
Time.......................................................................18
CHAPTER 4
MEASURING CARBON DIOXIDE..........................................19
Taking Measurements
(Diffusion Sampling With GMH70 Handle)..........19
Taking Measurements
(Pump Aspirated Sampling With GM70PUMP)...20
Measuring Other Parameters Simultaneously ...22

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CHAPTER 5
BUTTONS, DISPLAYS, AND MENUS....................................23
Buttons and Navigation........................................23
Basic Display.........................................................24
Graphical Display..................................................25
Menus.....................................................................25
CHAPTER 6
SETTINGS...............................................................................27
Setting Actual Pressure Value and Unit..............27
Setting Actual Temperature Value and Unit .......28
Display Settings....................................................29
Display Units.......................................................29
Rounding ............................................................30
Hold/Save Display ..............................................30
Graphic History...................................................30
User Interface........................................................31
Selecting.............................................................31
Automatic Power Off...........................................32
Changing the Shortcut Keys...............................32
Key Click and Backlight On Key Press ...............33
Setting Date and Time........................................33
Device Information................................................34
Reverting Factory Settings..................................35
Other Settings .......................................................35
Setting the Alarm Levels.....................................35
CHAPTER 7
ANALOG OUTPUT CONNECTION.........................................37
Selecting and Scaling the Analog Output...........37
CHAPTER 8
RECORDING DATA................................................................39
Recording ..............................................................39
Stopping Recording..............................................40
Viewing Recorded Data........................................41
Checking Memory Status .....................................41
Deleting All Recorded Files..................................41
Transferring Recorded Data to PC ......................42

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CHAPTER 9
FIELD CHECKING OF FIXED TRANSMITTERS....................43
Field Checking of the Vaisala GMW115 and
GMD/W20 Series Transmitters
(Diffusion Sampling).............................................43
Field Checking of the Vaisala GMD/W20 Series
Transmitters (Pump Aspirated Sampling)..........45
Field Checking of the GMT220 or GMM220
(Without a Display)...............................................46
CHAPTER 10
CALIBRATING AND ADJUSTING THE PROBES.................47
Calibration Interval...............................................47
Factory Calibration and Adjustment...................47
Calibration and Adjustment by the User ............48
Adjustment with Reference Gases......................49
Equipment Needed.............................................49
Reference Gases ...............................................49
Two-Point Adjustment Procedure.......................49
One-Point Adjustment Procedure.......................51
Adjustment with Two Probes ..............................53
CHAPTER 11
ERROR MESSAGES..............................................................55
CHAPTER 12
MAINTENANCE......................................................................57
Changing the Probe..............................................57
Changing the Probe Filter....................................58
Cleaning ................................................................58
Changing the Battery Pack..................................59
Technical Support ................................................60
Product Returns ...................................................60

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CHAPTER 13
TECHNICAL DATA.................................................................61
GM70 Hand-Held Carbon Dioxide Meter .............61
General...............................................................61
Electromagnetic Compatibility.............................61
GMP221/222 Probes..............................................61
GMH70 Handle, GM70PUMP.................................63
MI70 Indicator........................................................63
Indicator General................................................63
Battery Pack .......................................................64
Accessories...........................................................65
Dimensions in mm (inch) .....................................66

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List of Figures
Figure 1 GM70 Parts ............................................................15
Figure 2 Properly Connecting the GM70PUMP....................21
Figure 3 Example of the Display when the Carbon Dioxide,
and the Temperature and Humidity Probe are
Connected Simultaneously to the MI70 Indicator ...22
Figure 4 MI70 Indicator Buttons............................................23
Figure 5 Basic Display..........................................................24
Figure 6 Menus.....................................................................26
Figure 7 Environment Menu .................................................27
Figure 8 Display Menu..........................................................29
Figure 9 User Interface Settings Menus ...............................31
Figure 10 Changing the Shortcut Keys...................................33
Figure 11 Device Information Displays...................................34
Figure 12 Other Settings Menu...............................................35
Figure 13 Selecting Analog Output.........................................37
Figure 14 Recording Data.......................................................39
Figure 15 Location of the MI70 Connector Ports ....................43
Figure 16 Location of the Adjustment Button..........................48
Figure 17 Field Check Adapter...............................................50
Figure 18 Detaching the Probe...............................................57
Figure 19 Installing the Battery Pack......................................59
Figure 20 Dimensions.............................................................66
List of Tables
Table 1 Manual Revisions ...................................................10
Table 2 GMP221 and GMP222 Measuring Ranges ............16
Table 3 Error Messages Table ............................................55
Table 4 General Specifications............................................61
Table 5 Measuring Ranges .................................................61
Table 6 Accuracy Specifications..........................................62
Table 7 Other Specifications ...............................................62
Table 8 General Specifications............................................63
Table 9 General Specifications............................................63
Table 10 Battery Pack Specifications....................................64
Table 11 Accessories Table ..................................................65

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Chapter 1___________________________________________ General Information
VAISALA ___________________________________________________________9
CHAPTER 1
GENERAL INFORMATION
This chapter provides general notes about this manual and the Product.
About This Manual
This manual provides information for installing, operating, and
maintaining Vaisala CARBOCAP®Hand-Held Carbon Dioxide Meter
GM70.
Contents of This Manual
This manual consists of the following chapters:
- Chapter 1, General Information, provides general notes about this
manual and the Product.
- Chapter 2, Product Overview, introduces the features, advantages, and
the product nomenclature.
- Chapter 3, Preparations Before Use, describes the procedures required
before use.
- Chapter 4, Measuring Carbon Dioxide, consists of instructions on how
to do carbon dioxide measurements.
- Chapter 5, Buttons, Displays, and Menus, contains information about
the buttons, displays and menus of the GM70.
- Chapter 6, Settings, provides information about the settings of GM70.
- Chapter 7, Analog Output Connection, describes the selecting and
scaling of the analog output connection.
- Chapter 8, Recording Data, describes the recording, viewing and
transferring of data.
- Chapter 9, Field Checking of Fixed Transmitters, describes the field
checking of fixed transmitters.
- Chapter 10, Calibrating and Adjusting the Probes, contains
information on calibrating and adjusting the probes.
- Chapter 11, Error Messages, lists the error messages of the GM70.

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- Chapter 12, Maintenance, consists of maintenance and technical
support information.
- Chapter 13, Technical Data, provides the technical data of the GM70.
Version Information
Table 1 Manual Revisions
Manual Code Description
M010139EN-G April 2012. This version. New error codes
added. General updates implemented.
M010139EN-F 2008. Previous version.
Documentation Conventions
Throughout the manual, important safety considerations are highlighted
as follows:
WARNING Warning alerts you to a serious hazard. If you do not read and follow
instructions very carefully at this point, there is a risk of injury or even
death.
CAUTION Caution warns you of a potential hazard. If you do not read and follow
instructions carefully at this point, the product could be damaged or
important data could be lost.
NOTE Note highlights important information on using the product.
Safety
The Vaisala CARBOCAP®Hand-Held Carbon Dioxide Meter GM70
delivered to you has been tested for safety and approved as shipped from
the factory. Note the following precautions:
CAUTION Do not modify the unit. Improper modification can damage the product
or lead to malfunction.