TESTO 400 Instruction Manual page 4

Contents
Operation ............................................................................................ 24
9
Display - user interface ...................................................................................... 24
9.1
9.2 Main menu .......................................................................................................... 25
9.3 Preparing for measurement ................................................................................ 26
9.3.1 General measurement information ............................................................................. 26
Measuring mode ......................................................................................................... 27
9.3.2
Punctual measurement ....................................................................................................... 27
9.3.2.1
Continuous measurement ................................................................................................... 29
9.3.2.2
9.4 Application menus .............................................................................................. 31
9.4.1 Basic view .................................................................................................................. 32
Graphic view ....................................................................................................................... 32
9.4.1.1
9.4.1.2 Table view ........................................................................................................................... 33
9.4.2 Volume flow, duct ....................................................................................................... 33
Volume flow rate - grid measurement as per DIN EN 12599 ...................................... 36
9.4.3
Volume flow rate - grid measurement as per ASHRAE 111 ....................................... 40
9.4.4
9.4.5 Volume flow, outlet ..................................................................................................... 43
Volume flow - funnel ................................................................................................... 44
9.4.6
Volume flow, Pitot tube ............................................................................................... 46
9.4.7
9.4.8 Volume flow - k-factor ................................................................................................. 49
Comfort level - PMV / PPD (EN 7730 / ASHRAE 55) ................................................ 51
9.4.9
Discomfort - draught rate ............................................................................................ 55
9.4.10
9.4.11 Differential temperature (ΔT) ...................................................................................... 58
Differential pressure (ΔP) ........................................................................................... 60
9.4.12
Customer management ...................................................................................... 62
9.5
Creating and editing a customer ................................................................................. 62
9.5.1
9.5.2 Creating and editing measuring sites ......................................................................... 63
Duct measuring site ............................................................................................................ 64
9.5.2.1
9.5.2.2 Outlet measuring site .......................................................................................................... 66
9.5.2.3 k-factor measuring site ........................................................................................................ 67
Searching for and managing customers and measuring sites .................................... 68
9.5.3
9.6 Measurement data management ........................................................................ 70
Managing measurement data ..................................................................................... 71
9.6.1
9.6.2 Editing measurement data .......................................................................................... 76
Searching for measurement data ............................................................................... 78
9.6.3