Sign In
Upload
Manuals
Brands
Sentek Manuals
Recording Equipment
SDI-12 II Series
Sentek SDI-12 II Series Moisture Probe Manuals
Manuals and User Guides for Sentek SDI-12 II Series Moisture Probe. We have
1
Sentek SDI-12 II Series Moisture Probe manual available for free PDF download: Manual
Sentek SDI-12 II Series Manual (29 pages)
Probe Interface
Brand:
Sentek
| Category:
Recording Equipment
| Size: 0 MB
Table of Contents
Sentek - Statements of Compliance
3
EMC Approvals
3
Marking
3
Modifications
3
Radio Interference
3
Table of Contents
4
The Enviroscan and Easyag SDI-12 Probe Interface
6
About the SDI-12 Probe Interface
6
What Is SDI-12
6
What Are the Enviroscan and Easyag SDI-12 Probe Interfaces
6
References
6
What Is the Intelligent Probe Configuration Utility
6
Setting the Probe Configuration
7
Figure 1 Intelligent Probe Configuration Utility Software
7
SDI-12 Probe Interface
9
About Setting up the Enviroscan and Easyag SDI-12 Probe Interface
9
Why Do I Need to Configure the SDI-12 Probe Interface
9
SDI-12 Communication
10
About the SDI-12 Communication
10
Power Sequence
10
Timing
11
Figure 2 Sentek SDI-12 Probe Interface Communication Power Sequence
11
Figure 3 Voltage Levels on the SDI-12 Line During an Acknowledge Active Command (A!)
11
Addresses
12
Data Reading
12
Data Reading Using the Start Measurement Command (Am! or Amn!)
13
Data Reading Using the Start Concurrent Measurement Command (Ac! or Acn!)
15
Identification
18
Supported Commands
19
SDI-12 Commands Supported
19
Extended Commands Supported
20
Enviroscan Technical Specifications
21
Figure 4: Enviroscan SDI-12 Probe Interface Board Layout
21
Easyag Technical Specifications
23
Figure 5 Easyag SDI-12 Probe Interface Board Layout
23
Circuit Information
25
Figure 6: SDI-12 Interface Circuit Diagram
25
Figure 7 TTL Interface Circuit Diagram
25
Appendix A - Soil Moisture and Salinity Management
26
What Soil Volume Does the SDI-12 Probe Interface Measure at a Single Sensor
26
What Are the Water Units
26
Figure 8: Measurements Using Metric Units
26
What Part of the Soil Profile Do Multiple Sensors on the Probe Measure
27
Salinity Management
27
Figure 9: Measurements Using Imperial Units
27
Figure 10: Measurements of Multiple Sensors on the Probe
27
Appendix B - Sensor Specifications
28
Easyag Sensors
28
Enviroscan Sensors
28
Appendix C- Troubleshooting
29
Advertisement
Advertisement
Related Products
Sentek SDI-12
Sentek Sentek
Sentek Categories
Smoke Alarm
Measuring Instruments
Security Sensors
Analytical Instruments
Recording Equipment
More Sentek Manuals
Login
Sign In
OR
Sign in with Facebook
Sign in with Google
Upload manual
Upload from disk
Upload from URL