PICARRO G2920 Manuals

Manuals and User Guides for PICARRO G2920. We have 1 PICARRO G2920 manual available for free PDF download: User Manual

PICARRO G2920 User Manual (106 pages)

Ethylene Oxide Concentration Analyzer

Brand: PICARRO | Category: Measuring Instruments | Size: 2 MB

Table of Contents
5
Introduction
12
Intended Use
12
External Vacuum Pump
13
Analyzer Specifications
13
Figure 1: Vacuum Pump - Side Views
13
Table 1: G2910/G2920 Operating Specifications
13
Conventions
15
Table 2: Warning/Information Icons
15
Safety
16
General Safety
16
Laser Safety
17
Figure 2: Laser Safety Label - Affixed to Outside Cover of Analyzer
17
Figure 3: Laser Safety Label - Affixed to Inside of Analyzer
17
Acronyms
19
Table 3: Acronyms, Formulas, Units, and Symbols
19
Unpacking Analyzer Components
20
Inspect the Shipping Boxes
20
Unpack the Shipping Boxes
20
Figure 4: G2910/G2920 Box Contents
21
Table 4: Box One: Analyzer and Accessories
21
Table 5: Box Two: Vacuum Pump and Accessories
22
Installation
23
Analyzer and Vacuum Setup
24
Figure 5: Eto Analyzer Back Panel
24
Figure 6: Pump Voltage Selection
25
Connecting to the Analyzer Inlet
26
Figure 7: Orientation of Ferrules and Nut
26
Setting up Monitor, Keyboard, and Mouse
27
Analyzer Basic Operation
28
Startup Procedure
28
Desktop Icons and Folders
29
Figure 8: Picarro Analyzer GUI
29
Figure 9: Stop CRDS Software Pop-Up
30
Shutdown Procedure
31
In Case of Electrical Power Outage
32
Figure 10: Shutdown Confirmation Pop-Up
32
List of GUI Functions
33
GUI Overview
33
Figure 11: Layout of G2910/G2920 Analyzer GUI
33
Settings, Tools, and Help Menus
34
Alarm Panel
35
Figure 12: Alarm Setting Window
35
Instrument Status
36
Data Log Filename and Path
36
Data Window
36
Figure 13: Instrument Status
36
Figure 14: Data Log Filename
36
Figure 15: Data Window
37
Figure 16: Data Source
37
Figure 17: Precision Pulldown
38
Figure 18: Data Buffer and Reset Buffer
38
Figure 19: Graph Zooming
39
Figure 20: Digital Readouts
39
Status Log Window
40
File Management
41
Overview
41
File Archival and Automatic Deletion of Old Files
43
Measuring Time in Picarro Data Files
44
Table 6: Data Time Stamp Definitions
44
Column Headers
46
Table 7: Column Header Definitions
46
Setup Tool
47
Figure 21: Setup Tool - Data Logger Tab
48
Figure 22: Setup Tool - Serial/Socket Port Manager
49
Figure 23: Setup Tool - Data Delivery Tab
50
Figure 24: Setup Tool - GUI Properties Tab
51
Figure 25: Setup Tool - Command Interface Tab
52
Figure 26: Setup Tool - Data Streaming Tab
53
Figure 27: Setup Tool - Electrical Interface Tab
54
Calibration
55
Slope and Offset
55
Calibration Methodology
55
Figure 28: Linear Calibration Example
57
Calibration Software Utility Tools
58
Figure 29: Data Recal Software Utility GUI
59
Figure 30: Recalibration Section of Data Recal Software Utility GUI
59
Figure 31: Calibration Output Section of Data Recal Software Utility GUI
60
Figure 32: Action Selection Section of Data Recal Software Utility GUI
60
Figure 33: Delta Recalibration - Asterisk Indicating New Change
61
Figure 34: Slope of Delta Recalibration
61
Figure 35: Apply New Calibration Slope and Intercept
61
Figure 36: User Authorization Dialog
62
Figure 37: Calibration Confirmation Pop-Up
62
Figure 38: Delta Recalibration Save-As File Dialog
63
Figure 39: Delta Recalibration Load File
63
Figure 40: Delta Recalibration Load File Dialog
63
Figure 41: Recalibration Exit Confirmation Pop-Up
64
Table 8: Delta Recal Log File
64
Figure 42: Exit Delta Recalibration Utility
65
Figure 43: Invalid New Slope Value Error Message
65
Troubleshooting
66
Power LED on Analyzer Does Not Illuminate
66
User Interface Program Does Not Start
66
Sample Pressure Not Controlled to Appropriate Value for Concentration Measurements
67
UI Program "Freezes" - Does Not Update Graphs as Data Collected
67
Service and Maintenance
68
Consumables and Replacement Parts
68
Particulate Filter Replacement
68
Table 9: G2910/G2920 Replacement Parts
68
Figure 44: Opening G2910/G2920 Inner Cover
69
Figure 45: Foam Removal and Loosening Retaining Nut
70
Figure 46: Loosening Filter Input Nut
70
Figure 47: Loosening Filter Output Nut
71
Figure 48: Filter Removed
71
Figure 49: Filter Installation - Ensuring Correct Flow Direction
72
Cleaning
73
Transportation and Storage
74
Packing the Analyzer
74
Limited Warranty
75
Remote Data Access
77
Picarro Serial Communication
77
Table 10: Examples of Remoteaccess.ini File
79
The Data File Viewer
80
Introduction
80
Figure 50: File Menu
80
Figure 51: New Menu
80
The File Menu
81
Figure 52: Select Variables Form
82
Figure 53: Define Date Range Dialog
82
Figure 54: File Structure of Data File Viewer
83
New - Time Series Plot
85
Time Series Viewer Menus
85
Figure 55: Time Series Viewer
85
Figure 56: Time Series Viewer Menus
85
Figure 57: Time Series Viewer - File Menu
86
Figure 58: Time Series Viewer - Feature Capture
86
Figure 59: Time Series Viewer - Analysis Menu
87
Figure 60: Histogram Window - Eto
88
Figure 61: Time Series Viewer - View Menu
89
Figure 62: Time Series Viewer Canvas
90
Figure 63: Canvas Right-Click Pop-Up Menu
90
Figure 64: Image Editor Form
91
Figure 65: Correlation XY Plot
93
Figure 66: Analysis Menu
94
Figure 67: Results of Quadratic Fitting
94
External Valve Sequencer
95
Introduction
95
Figure 68: A0311 - 16-Port Distribution Manifold
95
Default Configuration
96
Figure 69: A0311-S - 16-Port Sequencer - Fast Multipoint Gas Sampler
96
Setting up Solenoid Valves
97
Setting up Rotary Selector Valve
97
External Valve Sequencer Software
97
Figure 70: Valve Sequencer GUI
98
Configuring a Valve Sequence
99
Loading and Running a Saved Sequence
99
Relative Humidity Conversion
101
Introduction to CRDS Technology
102
Cavity Ring-Down Spectroscopy (CRDS)
102
Figure 71: Schematic of Picarro CRDS Analyzer Cavity
103
Relating Ring-Down Time to Absorption Intensity
104
Figure 72: Light Intensity as Function of Time in CRDS System
104
Converting Absorption Intensity to Concentration
105
Figure 73: Absorption Spectral Curve
105
Spectral Precision and High Sensitivity Measurements
106

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