Vaisala CARBOCAP GM70 User manual

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

PUBLISHED BY
Vaisala Oyj Phone (int.): [phone]
P.O. Box 26 Fax: [phone]
FIN-00421 Helsinki
Finland
Visit our Internet pages at http://www.vaisala.com/
© Vaisala 2006
No part of this manual may be reproduced in any form or by any means, electronic or
mechanical (including photocopying), nor may its contents be communicated to a third
party without prior written permission of the copyright holder.
The contents are subject to change without prior notice.
Please observe that this manual does not create any legally binding obligations for
Vaisala towards the customer or end user. All legally binding commitments and
agreements are included exclusively in the applicable supply contract or Conditions of
Sale.

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Table of Contents
CHAPTER 1
GENERAL INFORMATION.......................................................7
About This Manual ................................................. 7
Feedback.............................................................. 7
Safety.......................................................................8
General Safety Considerations............................. 8
Product Related Safety Precautions..................... 8
ESD Protection..................................................... 8
Recycling................................................................. 9
Trademarks .............................................................9
License Agreement ................................................ 9
Warranty ................................................................ 10
CHAPTER 2
PRODUCT OVERVIEW .......................................................... 11
Introduction to Vaisala CARBOCAP®Hand-Held
Carbon Dioxide Meter GM70................................ 11
Basic Features of the GM70............................... 11
Interchangeable Probes ..................................... 12
Tool for Adjustments .......................................... 12
Parts Description.................................................. 13
Probes ................................................................... 14
GM70PUMP for Aspirated Sampling ................... 15
CHAPTER 3
PREPARATIONS BEFORE USE............................................ 17
Recharging the Batteries ..................................... 17
Turning On and Setting Language, Date, and
Time ....................................................................... 18

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CHAPTER 4
MEASURING CARBON DIOXIDE...........................................19
Taking Measurements (Diffusion Sampling) ......19
Taking Measurements (Pump Aspirated
Sampling)...............................................................20
Measuring Other Parameters Simultaneously....22
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 ...................................................31
User Interface ........................................................31
Selecting Language ............................................32
Automatic Power Off...........................................32
Changing the Shortcut Keys ...............................33
Key Click and Backlight On Key Press ...............34
Setting Date and Time ........................................34
Device Information................................................35
Reverting Factory Settings..................................36
Other Settings .......................................................36
Setting the Alarm Levels .....................................36
CHAPTER 7
ANALOG OUTPUT CONNECTION.........................................39
Selecting and Scaling the Analog Output...........39

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CHAPTER 8
RECORDING DATA................................................................ 41
Recording.............................................................. 41
Stop Recording..................................................... 43
Viewing Recorded Data........................................ 43
Checking Memory Status..................................... 43
Deleting All Recorded Files ................................. 44
Transferring Recorded Data to PC...................... 44
Real-Time Monitoring with PC............................. 44
CHAPTER 9
FIELD CHECKING OF FIXED TRANSMITTERS.................... 45
Field Checking of the Vaisala GMD/W20 Series
Transmitters (Diffusion Sampling)...................... 45
Field Checking of the Vaisala GMD/W20 Series
Transmitters (Pump Aspirated Sampling) .......... 46
Field Checking of the GMT220
(Without a Display) ............................................... 48
CHAPTER 10
CALIBRATING AND ADJUSTING THE PROBES ................. 49
Calibration Interval ............................................... 49
Factory Calibration and Adjustment ................... 49
Calibration and Adjustment by the User ............ 50
Adjustment with Reference Gases...................... 51
Equipment Needed............................................. 51
Reference Gases ............................................... 51
Two-Point Adjustment Procedure....................... 52
One-Point Adjustment Procedure....................... 54
Adjustment with Two Probes .............................. 56
CHAPTER 11
ERROR MESSAGES .............................................................. 57
CHAPTER 12
MAINTENANCE ...................................................................... 59
Changing the Probe.............................................. 59
Changing the Probe Filter.................................... 60
Cleaning ................................................................ 60
Changing the Battery Pack .................................. 61

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Technical Support.................................................62
Return Instructions ...............................................62
Vaisala Service Centers........................................63
CHAPTER 13
TECHNICAL SPECIFICATIONS .............................................65
GM70 Hand-Held Carbon Dioxide Meter .............65
General...........................................................65
Electromagnetic Compatibility ........................65
GMP221/222 Probes..............................................66
GMH70 Handle, GM70PUMP.................................67
MI70 Indicator........................................................67
Indicator General ............................................67
Battery Pack ...................................................68
Accessories...........................................................68
Dimensions in mm (inch) .....................................69
List of Figures
Figure 1 GM70 Parts.............................................................13
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....................................35
Figure 12 Other Settings Menu ...............................................36
Figure 13 Selecting Analog Output .........................................39
Figure 14 Recording Data .......................................................41
Figure 15 Location of the MI70 Connector Ports.....................45
Figure 16 Location of the Adjustment Button ..........................50
Figure 17 Field Check Adapter................................................52
Figure 18 Detaching the Probe ...............................................60
Figure 19 Installing the Battery Pack.......................................61
Figure 20 Dimensions .............................................................69

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List of Tables
Table 1 GMP221 and GMP222 Measuring Ranges ............ 14
Table 2 Error Messages Table ............................................ 57
Table 3 General Specifications............................................ 65
Table 4 Measuring Ranges ................................................. 66
Table 5 Accuracy Specifications.......................................... 66
Table 6 Other Specifications ............................................... 66
Table 7 General Specifications............................................ 67
Table 8 General Specifications............................................ 67
Table 9 Battery Pack Specifications .................................... 68
Table 10 Accessories Table .................................................. 68

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Chapter 1 ___________________________________________ General Information
VAISALA __________________________________________________________ 7
CHAPTER 1
GENERAL INFORMATION
This chapter provides general notes for the product.
About This Manual
This manual provides information for installing, operating,
and maintaining Vaisala CARBOCAP®Hand-Held Carbon
Dioxide Meter GM70.
Feedback
Vaisala Customer Documentation Team welcomes your
comments and suggestions on the quality and usefulness of
this publication. If you find errors or have other suggestions
for improvement, please indicate the chapter, section, and
page number. You can send comments to us by e-mail:
[email protected]

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Safety
General Safety Considerations
Throughout the manual, important safety considerations are
highlighted as follows:
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.
Product Related Safety
Precautions
The 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.
ESD Protection
Electrostatic Discharge (ESD) can cause immediate or latent
damage to electronic circuits. Vaisala products are
adequately protected against ESD for their intended use.
However, it is possible to damage the product by delivering
electrostatic discharges when touching, removing, or
inserting any objects inside the equipment housing.
To make sure you are not delivering high static voltages
yourself: