Campbell Scientific ST350 Strain Transducer for Structural Testing - Manual (Page 3)

ST350 Table of Contents
PDF viewers note: These page numbers refer to the printed version of this document. Use
the Adobe Acrobat® bookmarks tab for links to specific sections.
1. Introduction ...............................................................1-1
1.1 Typical Application .............................................................................. 1-1
2. Specifications............................................................2-1
3. Sensor Alignment and Installation ..........................3-1
3.1 Alignment............................................................................................. 3-1
3.2 Installation ............................................................................................ 3-2
3.3 Adjusting Excessive Transducer Offset................................................ 3-3
4. Wiring .........................................................................4-1
4.1 Initial Check-Out .................................................................................. 4-1
4.2 Excitation Voltage ................................................................................. 4-1
5. Mounting of Sensor to Various Surfaces................5-1
5.1 General ................................................................................................. 5-1
5.2 Mounting Information for Different Types of Surfaces ....................... 5-2
5.2.1 Steel ............................................................................................ 5-2
5.2.2 Reinforced Concrete ................................................................... 5-3
5.2.3 Pre-stressed Concrete.................................................................. 5-6
5.2.4 Timber ........................................................................................ 5-7
6. Calibration and Validation ........................................6-1
7. Maintenance, Replacement Parts, and Repairs......7-1
7.1 Maintenance .......................................................................................... 7-1
7.2 Replacement Parts ................................................................................ 7-2
8. Datalogger Programming .........................................8-1
8.1 CR1000 Example ................................................................................. 8-1
8.2 CR5000 Example ................................................................................. 8-2
Appendices
A. Special Instructions for using ST350 .................... A-1
A.1 Instructions for Using ST350 Strain Transducer Extensions on
Reinforced Concrete Structures.............................................................. A-1
A.2 Attaching the Concrete Extension to a Strain Transducer .................. A-2
i