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Geokon 3400 Series Manuals
Manuals and User Guides for Geokon 3400 Series. We have
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Geokon 3400 Series manual available for free PDF download: Instruction Manual
Geokon 3400 Series Instruction Manual (29 pages)
Semiconductor Piezometer
Brand:
Geokon
| Category:
Measuring Instruments
| Size: 1.22 MB
Table of Contents
Table of Contents
5
1 Theory of Operation
7
Figure 1 - Model 3400 P
7
2 Preliminary Tests
8
3 Saturating Filter Tips
9
Saturating Low Air Entry (Standard) Filters
9
Saturating High Air Entry Ceramic Filters
9
One Bar Filters
9
Two Bar and Higher Filters
10
Model 3400Dp
10
4 Installation
11
Establishing a Zero Pressure Reading
11
Installation in Boreholes
11
Figure 2 - Typical Borehole
12
Installation in Fills and Embankments
13
Table 1 - Cement /Bentonite
13
Figure 3 - High Air Entryf
14
Figure 4 - Low Air Entryf
14
Installation by Pushing or Driving into Soft Soils
15
Figure 5 - Typical Softs
15
Installation in Standpipes or Wells
16
Figure 6 - Typical Levelm
16
Model 3400H Transducer
17
Splicing and Junction Boxes
17
Figure 7 - Typical Multi -P
17
Electrical Noise
18
Freezing Protection
18
Lightning Protection
18
Figure 8 - Recommendedl
19
5 Readout Procedures
20
Initial Readings
20
Input Voltage
20
Converting to Pressures
20
Measuring Temperatures
20
Calibration
21
Figure 9 - Typicalc
21
Figure 10 - Typicalc
22
Figure 11 - Typicalc
23
6 Data Reduction
24
Pressure Calculation
24
Table 2 - Engineering Units
24
Equation 1 - Convertd
24
Temperature Correction
25
Barometric Corrections
25
7 Troubleshooting
25
Appendix A. Specifications
26
3400 Series Specifications
26
Table 3 - Model 3400 S
26
Thermistor (See Appendix B. Also)
27
Table 4 - Output Unitss
27
Appendix B. Thermistor Temperature Derivation
28
Table 5 - Thermistorr
28
Equation 2 - Resistance to
28
Appendix C. Wiring Charts
29
Millivolts Per Volt Output
29
Zero to Five Volt DC Output
29
Four to 20 Milliamp Output
29
Table 6 - M V/V Outputw
29
Table 8 - 4-20 M a Outputw
29
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