HT Italia IMP57, Руководство пользователя

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IMP57
EN - 11
6. MASTER INSTRUMENT SETTINGS
Operating Instruction are given according to Table 1 - Instrument Type definition.
6.1. OPERATING INSTRUMENT FOR “TYPE 1” INSTRUMENT
6.1.1. Instrument Settings
Select LOOP rotary switch position.
Select one of the following connection by means
F1 button.
" P-P ", " P-N ", " P-PE "
available among the functions "P-P", "P-N", "P-PE", " R
A
", " ".
Press
F2 to Enable the "High Resolution Measurement Z2

" working mode.
correspondently the Z2

symbol will be displayed in the lower part of the
display.
When
Z2

working mode is enabled it's possible to select one of the
following measurement mode by means the F1 button.
 “ P-N " The instrument execute the High Resolution Phase-Neutral
impedance measurement and calculate the Prospective Short
circuit Current Calculation selected.
 “ P-P " The instrument execute the High Resolution Phase-Phase
impedance measurement and calculate the Prospective Short
circuit Current Calculation selected.
 “ P-PE " The instrument execute the High Resolution Phase-ground
impedance measurement and calculate the Prospective Short
circuit Current Calculation selected.
The F3 button allows the selection of Prospective Short Circuit current
calculation according to paragraph 6.1.2.
By pressing the
F4 button the instrument will show the IMP57 Serial Number,
the Firmware release and the calibration date. Press ESC to quit this screen.
Press F2 button to quit High Resolution Measurement mode Z2

.