HT instruments HT157 - Manual (Page 12)

HT155 - HT157
EN - 10
Line 1
On the left side of the line there is the voltage battery and on the right
side the back-up battery voltage. In case the voltage value is > 10V, the
message “Over” will appear on the display
Line 2
In this line, it is possible to select the name of measurement as a
reference for the data saved during the operation, choosing among a list
of names, which can be created by the user (see § 4.6.3), using the “
”
and “ ” keys. The indication “@ 1” for example is the indication of the
first name available in the list
Line 3
In this line it is possible to define, by using the “ ” and “ ” keys, a
criterion for the choice of the measure name. In particular, two modes are
available:
 Auto mode  the measure name is automatically changed by the
instrument each time a new measurement is started
 Manual mode  the measure name is not changed automatically by
the instrument and only the user can make the change
Line 4
By using the “ ” and “ ” keys, it is possible to select the options:
 Option No  the instrument directly starts measuring when the “ ”
key is pressed
 Option Yes  before starting measuring, the instrument accesses the
Setup section when the “ ” key is pressed, so that the parameters
can be checked and/or changed. When the “ ” key is pressed, the
instrument starts measuring. This option is not available for the
“24Hours” operating mode
Line 5
In this line it is possible to select, by means of the “ ” and “ ” keys, a
delay time (max 10s) for the activation of measurement after the “ ”
key is pressed. Value “0” indicates no delay. This option is not
available for the “24Hours” operating mode
Line 6
In this line, by means of the “ ” and “ ” keys, it is possible to activate
(On) or deactivate (Off) the print of the values shown on the display by
means of a mini-printer connected to the RS-232 output, by pressing the
“ ” key. This function is not available
Line 7
In this line it is possible to set the total measuring time, from 1s to 24
hours. The instrument allows rapidly setting, by means of the “
” and
“ ” keys, the following 12 preset levels: 10s, 1min, 5min, 10min, 15min,
20min, 30min, 1h, 2h, 4h, 8h, 24h, or it is possible to set the desired
value by using the “ ” and “
” keys to move to the “h”, “m” or “s” fields
and the “ ” and “ ” keys to set the values
Line 8 This line contains the date of the instrument’s Fw version