Ht-instruments HT157 Manuale Utente Scaricare il pdf (Pagina 34)

HT155 - HT157

EN - 32

 With cursor flashing on the “ ” icon, press the “ ” or “ ” keys to select the

“Lock” option. Subsequently, press the “ ” key to lock the quantity data values

shown on the display. Press “ ” again to exit the “Lock” function

 With cursor flashing on the “ ” icon, press the “ ” or “ ” keys to select the

“Max” option. By subsequently pressing the “ ” key, the instrument shows the

maximum value of the quantities shown on the display, and the value automatically

updates when a higher value is detected. Press “

” again to exit the “Max” function

13. With cursor flashing on the “ ” icon, press the “ ” or “ ” keys to access the

“Graph” graphic display of the measure (or select the “Graph” icon in the main menu).

The instrument displays the following screen:

Fig. 31: Graphic screen of 1/3 spectrum analysis

14. The screen shows the histogram of the sound pressure level associated to the

frequency spectrum whose center is reported on the x-axis, further to the indications of

the frequency weightings A, C, and Z. The minimum and maximum values on the y-axis

are determined by the measuring range selection

15. Move the cursor to the lines at the bottom of the x-axis and use the “ ” or “ ” keys to

select the spectrum frequencies and the type of frequency weighting A, C or Z. Use the

same keys to dynamically modify the measuring range. In graphic display, it is only

possible to select options Leq1s and Leq,T

16. For the remaining functions, please refer to the numerical display

1 2 ... 29 30 31 32 33 34 35 36 37 38 39 ... 67 68

Nessun commento

Modely	Typ Dokumentu
DMR-E55	Uživatelský manuál Humax DMR-E55 User's Manual, 4 stránky
IR-ACE M	Uživatelský manuál Humax IR-ACE M User's Manual, 59 stránky
LP32-TDR1	Uživatelský manuál Humax LP32-TDR1 User's Manual, 76 stránky

Ht-instruments HT157 Manuale Utente Pagina 34