LI-COR LI-7825 Manuals

Manuals and User Guides for LI-COR LI-7825. We have 1 LI-COR LI-7825 manual available for free PDF download: Instruction Manual

LI-COR LI-7825 Instruction Manual (104 pages)

CO2 Isotope/NH3 Trace Gas Analyzer

Brand: LI-COR | Category: Measuring Instruments | Size: 10 MB

Printing History
4
Notes on Safety
4
California Proposition 65 Warning
6
Table of Contents
7
Section 1. Introduction to the LI-7825
11
What's What
11
Gas Analyzer
11
Power Button
12
Network Cable Connector
12
Air Outlet
13
Rechargeable Batteries
13
Universal Power Adapter
13
Ethernet Cable
14
Accessory Kit
15
Optional Accessories
15
Reduced Flow Rate Kit
15
Auxiliary Power Cable
15
Backpack Kit
15
Section 2. Getting Started
17
Powering on the Instrument
17
Power Options
18
Universal Power Adapter
18
Rechargeable Batteries
18
External Power Source
19
Connecting with the Instrument
20
Connecting over Wireless
21
Connecting over a Wired Network
22
Enabling and Disabling Wi-Fi
23
Instrument Display
24
Status Codes
25
Powering off the Instrument
26
Storing the Instrument
27
Storing Lithium-Ion Batteries
27
Shipping the Instrument
27
Shipping Lithium-Ion Batteries
28
Section 3. Using the LI-7825
31
Flow Schematic
31
Connecting the Air Inlet and Outlet
32
Plumbing a Subsample
33
Configuration Options
33
Standard
34
Reduced Flow Rate
34
High Altitude
37
Retrieving Data from the Instrument
38
Downloading a Data File
38
Components of the Data File
39
Installing the Instrument in a Rack Mount
41
Section 4. Software Overview
43
Home Page
43
Indicators and Buttons
44
Remarks
44
Graphs
45
Settings
46
Software
47
Time
48
Network
49
Wi-Fi
50
Li-8100/A
51
Calibration
52
Diagnostics
53
Power
53
Performance Status Indicators
53
Diagnostic Log
54
Performance Monitor
54
Operating Information
55
Layouts
56
Thresholds
56
Export
56
Section 5. Troubleshooting
57
Connection Problems
57
Request to Connect to Instrument Network Rejected by Android os
57
Request to Connect to Instrument Network Rejected by Ios
57
Other Wireless Connection Problems
58
Unable to Connect with the Instrument over a Wired Connection
59
Measurement Problems
61
Readings Drift or Step Change Unexpectedly
61
Pressure Readings Are Questionable or Unstable
61
Gas Density Measurements Appear to Have Oscillations
61
Interface Issues
62
The Interface Is in a Language that I Don't Understand
62
Graphed Data Overlaps in Time or Has Gaps
62
Status and Warning Messages
63
Code 128 Triggered
63
Section 6. Maintenance
65
Instrument Calibration
65
Setting the Span and Zero
66
Recovering from a Bad Calibration
67
Replacing the Air Inlet Filter
68
Replacing the Purge Dry-Down Chemical
69
Regenerating the Desiccant
71
Software Updates
72
References
72
Section 7. Communication with the MQTT Protocol
73
Terminology
73
Basic Commands in a Terminal Program
74
Streaming Data into the Interface
75
Setting the Zero Calibration
76
Setting the Span Calibration
77
Rebooting the Instrument
78
Powering off the Instrument
78
Basic Commands with a Python Script
79
Configuring Paho-Mqtt in Windows 7-7
79
Configuring Paho-Mqtt in Mac or Linux
79
Streaming Data into the Terminal Program
80
Downloading Data in a Date and Time Range
81
Additional Commands
82
Appendix A. Measurement Overview
83
Appendix B. Additional Safety Information
85
Laser Safety Labels
85
Battery Warnings and Disposal
88
Coin-Cell Battery
89
Appendix C. Specifications
91
Standard Terms and Conditions
95

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LI-COR LI-7825 Instruction Manual (104 pages)

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