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4430
User Manuals: Geokon 4430 Wire Deformation Meter
Manuals and User Guides for Geokon 4430 Wire Deformation Meter. We have
2
Geokon 4430 Wire Deformation Meter manuals available for free PDF download: Instruction Manual
Geokon 4430 Instruction Manual (24 pages)
VW Deformation Meter
Brand:
Geokon
| Category:
Measuring Instruments
| Size: 1 MB
Table of Contents
Table of Contents
5
1 Introduction
7
Theory of Operation
7
Figure 1 - Model 4430 Deformation Meter
7
2 Installation
8
Preliminary Tests
8
Sensor Assembly
8
Figure 3 - O-Ring Bullet
9
Deformation Meter Installation
10
Installation in Boreholes
10
Figure 4 - Borehole Installation
10
Installation in Mass Concrete
11
Installation in Fills and Embankments - Soil Strain Gauges
11
Figure 5 - Installation Along Crest of Dam
11
Figure 6 - Borehole Installation in Embankment
11
Cable Installation and Splicing
12
Initial Readings
12
Electrical Noise
12
Lightning Protection
13
Figure 7 - Lightning Protection Scheme
13
3 Taking Readings
14
Gk-404 Readout Box
14
Operating the GK-404
14
Figure 8 - Lemo Connector to Gk-404
14
Gk-405 Readout Box
15
Connecting Sensors with 10-Pin Bulkhead Connectors Attached
15
Connecting Sensors with Bare Leads
15
Operating the GK-405
15
Figure 9 - Live Readings - Raw Readings
15
GK-403 Readout Box (Obsolete Model)
16
Connecting Sensors with 10-Pin Bulkhead Connectors Attached
16
Connecting Sensors with Bare Leads
16
Operating the GK-403
16
Measuring Temperatures
16
4 Data Reduction
17
Deformation Calculation
17
Table 1 - Engineering Units Conversion Multipliers
17
Equation 1 - Digits Calculation
17
Equation 2 - Deformation Calculation
17
A Typical Calibration Sheet
18
Temperature Correction
19
Table 2 - Thermal Coefficient Calculation Constants
19
Equation 3 - Thermally Corrected Deformation Calculation
19
Equation 4 - Thermal Coefficient Calculation
19
Environmental Factors
20
Equation 5 - Gauge Length Correction
20
5 Troubleshooting
21
Table 3 - Sample Resistance
22
Table 4 - Resistance Work Sheet
22
Appendix A. Specifications
23
Model 4430 Deformation Meter
23
Thermistor (See Appendix B Also)
23
Table 5 - Model 4430 Specifications
23
Appendix B. Thermistor Temperature Derivation
24
Table 6 - Thermistor Resistance Versus Temperature
24
Equation 6 - Resistance to Temperature
24
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Geokon 4430 Instruction Manual (21 pages)
VW Deformation Meter
Brand:
Geokon
| Category:
Measuring Instruments
| Size: 0 MB
Table of Contents
Table of Contents
5
1 Introduction
7
Theory of Operation
7
2 Installation
8
Preliminary Tests
8
Deformation Meter Installation
8
Installation in Boreholes
8
Installation in Mass Concrete
9
Installation in Fills and Embankments - Soil Strain Gages
9
Cable Protection and Termination
10
Initial Readings
10
Electrical Noise
10
3 Taking Readings
12
Operation of the Gk-403 Readout Box
12
Operation of the Gk404 Readout Box
12
Operation of the Gk405 Readout Box
13
Nit
13
Measuring Temperatures
14
4 Data Reduction
15
Deformation Calculation
15
Alculation
15
Temperature Correction
16
Oefficient Calculation
16
Orrection
16
Alculation
16
Environmental Factors
17
5 Troubleshooting
19
Appendix A - Specifications
20
Model 4430 Deformation Meter
20
Pecifications
20
Appendix B - Thermistor Temperature Derivation
21
Emperature
21
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