Non contact concrete shrinkage deformation tester NES type

Product Introduction

Used to measure the free shrinkage deformation of concrete at any time after self forming, and can also be used to measure the shrinkage and expansion deformation of concrete in an unconstrained state.

Execution standards

1. Standard for Test Methods for Long term Performance and Durability of Ordinary Concrete GB/T50082-2009;

2. Standard Test Methods for Fiber Reinforced Concrete CCES 13:2009.

technical parameter

1. Data file storage capacity: 256M, can be connected to external storage disks;

2. Number of test channels: 6 (scalable);

3. Adopting eddy current sensors with a range of 3.0mm and expandable to 4mm;

4. ※ Sensor accuracy: ± 2μ M;

5. ※ Data collector: original imported, independent for each channel, stable performance, and accurate measurement;

6. Detection time interval: 1-100 minutes can be set;

7. Maximum number of records in a single experiment: greater than 10000 records;

8. Control mode: Real color touch screen operation, user-friendly and convenient interface, simple and fast operation;

9. ※ The contraction and temperature and humidity change curves of the specimen are displayed in a synchronized dual display graphical table;

10. Power supply: AC110V/AC220V two voltage inputs;

11. ※ Equipped with power-off memory function, it can automatically perform previous tests after power recovery without manual intervention, and the automatic recovery time can be set;

12. ※ Can connect to the Internet and remotely access the official website for online upgrades;

13. The sensor adopts a DB9 interface to avoid poor contact and facilitate insertion and removal;

14. Working temperature: 0 ℃~+50 ℃;

15. Equipped with specialized fixtures, it can minimize external interference;

16. ※ Shrinkage data, real-time temperature and humidity curve display, can estimate the shrinkage rate of the specimen during the test process, convenient for users to conduct scientific research analysis, and can automatically calculate the results after the test is completed;

17. The data supports USB export, and can be viewed on the PC with specialized analysis software to view experimental data, curves, results, etc;

18. Main unit weight: approximately 6.8kg.