| Parameter |
Technical Specification |
| Load range |
10N to 3000N (or more) with adequate number of interchangeable Load Cells corresponding to the load range. |
| Load sensor |
S type or Round type or any other suitable type |
| Least count |
1 part in 1000 or better |
| Load accuracy |
+/- 0.5% of Reading for 2% to 100% Load Capacity |
| Applications |
Suitable for Tension as well as Compression testing of coil springs of all sizes of OD 3 mm to 100 mm and Disc springs of ID 5 mm to 25 mm. |
| Attachments |
Suitable loading arrangements for testing various spring sizes. |
| Load Measuring Units |
Selectable Load measurement in lbs, kg, gm or N |
| Drive Mechanism |
Ball screw driven by variable speed drive for zero backlash and excellent length accuracy. |
| Actuator drive |
Digital AC servo drive with servo motor |
| Test speed |
0.1 - 100 mm/minute with resolution of 0.01 mm/minute |
| Length sensor |
Encoder |
| Length resolution |
min 0.01mm |
| Speed accuracy |
Better than 0.5% |
| Test Height |
Min 810 mm height |
| Operating / test modes |
Operating modes like tensile, compression, provided with suitable grips and fixtures. |
| Output |
Shall display results in numerical and graphical form using suitable software on LED monitor. The data shall be available for analysis using standard spreadsheet programs (Excel, Tecplot etc.) also. |
| units |
Metric, Imperial and SI units |
| units |
230V 50 Hz |
| Testing Area |
Dual space i.e. above and below moving crosshead |
| Ports interface |
Rs 232 for rig maintenance / firmware updates and USB ports for printing and data transfer. |
| Software |
User-friendly latest version MS Windows based software for machine control, Data storage, retrieval and analysis, plot load vs distance values. |
| Test Capability |
Load test with Length input Length Test with Load as input Spring rate, Free Length |
| Tare |
Auto and anywhere below overload setting. |
| Test Options |
Choice of fully Automatic as well as Manual Mode |
| Safety Features |
Emergency Stop, Over Travel Protection, Over Load protection, Transparent safety guard (acrylic/ toughened glass) |
| Control Mechanism |
Both through software and Physical switches/ encoders. |
| calibration |
NABL |
| Additional mandatory requirements |
Through NABL accredited labs only. Calibration validity - One year minimum. |
| THE MAXIMUM LOAD NEEDED |
3000 N |
| DIAMETER OF THE SPRINGS TO BE TESTED |
5 mm TO 120 mm |
| BOTH TENSION AND COMPRESSION OF THE SPRINGS TO BE TESTED |
THE SPRING TO BE TESTED ARE STATIC SPRINGS. THE MAXIMUM DEFLECTION OF THE SPRING DEPENDS ON THE SIZE OF THE SPRING THAT WE ARE TESTING. THE RANGE STARTS FROM 20 MM IN COMPRESSION TO 700 MM IN EXTENSION |
| SEPARATE PC IS REQUIRED |
THE PC MONITOR SHOULD DISPLAY NUM ERICAL AND GRAPHICAL DISPLAY OF THE RESULTS ON THE MONITOR. RS 232 COMMUNICATION PORT TO BE USED FOR PC COMMUNICATION (PARALLEL PORT FOR PRINTER). |
| SOFTWARE SHOULD BE COMPATIBLE WITH WINDOWS 10 AND HIGHER VERSION OPERATING SYSTEM ALSO AND A BACK UP OF COMPATIBLE O PERATING SOFTWARE ALSO TO BE PROVIDED ALONG WITH THE SUPPLY |
WARRANTY MUST BE PROVIDED FOR A PERIOD OF 1 YEAR FROM THE DATE OF INSTALLATION. |
