MMF VM30-H, Instruction Manual, Page: 3 / 58

Contents
1. Purpose ....................................................................................................................................1
2. The Instrument at a Glance .......................................................................................................1
3. Menus ......................................................................................................................................2
4. Fundamentals of Human Vibration Measurement ...................................................................4
4.1. Introduction .......................................................................................................................4
4.2. EU Directive 2002/44/EC ..................................................................................................4
5. Human Vibration Measurement with the VM30-H ..................................................................7
5.1. Switching On and Connecting the Sensor .........................................................................7
5.2. Hand-Arm Vibration Measurement with the VM30-H ......................................................8
5.2.1. Measuring Points for Hand-Arm Vibration ................................................................8
5.2.2. Settings on the VM30-H .............................................................................................9
5.2.3. Reporting of Measuring Results ................................................................................10
5.3. Whole-Body Vibration Measurement with the VM30-H .................................................11
5.3.1. Measuring points for Whole-Body Vibration ............................................................11
5.3.2. Settings at the VM30-H ............................................................................................12
5.3.3. Evaluation of Health Risks ........................................................................................14
5.3.4. Comfort Evaluation ...................................................................................................15
5.3.5. Reporting of Measuring Results ................................................................................15
6. Switching the Instrument On and Off .....................................................................................16
7. Sensor Input ...........................................................................................................................16
8. Display ...................................................................................................................................17
9. Signal Setup ...........................................................................................................................18
9.1. Vibration Quantity ...........................................................................................................18
9.2. Filters ..............................................................................................................................18
9.2.1. Weighting Filters ......................................................................................................18
9.2.1.1. Weighting Filter Wb ..........................................................................................18
9.2.1.2. Weighting Filter Wc ..........................................................................................19
9.2.1.3. Weighting Filter Wd ...........................................................................................19
9.2.1.4. Weighting Filter We ...........................................................................................20
9.2.1.5. Weighting Filter Wg ...........................................................................................20
9.2.1.6. Weighting Filter Wh ...........................................................................................21
9.2.1.7. Weighting Filter Wj ...........................................................................................21
9.2.1.8. Weighting Filter Wk ...........................................................................................22
9.2.1.9. Weighting Filter Wm ..........................................................................................22
9.2.1.10. Combined Weighting Filters ............................................................................23
9.2.2. Band-Pass Filters ......................................................................................................23
9.3. Display Modes .................................................................................................................24
9.3.1. Running RMS ...........................................................................................................24
9.3.2. Maximum Transient Vibration Value (MTVV) ........................................................24
9.3.3. Interval RMS (A(T)) .................................................................................................24