Frontpanel; Specifications - Velleman LAB-1 Handbuch

FRONTPANEL

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DESCRIPTION OF THE CONTROL PANEL :
1 Display with backlight (the backlight is only on when the complete unit is switched ON at the back)
3 ½ digits, 7 segments, LCD: 15mm high
2 Rotary switch
This switch is used to select functions and desired ranges as well as to turn the meter on/off.
3 Hold button
Upon pushing this button, the display will retain the last reading and the "
LCD until the button is pushed again.
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"10A" jack
Insert the red test lead in this connector in order to measure a max. current of 10A.
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"COM" jack
Insert the black (negative) test lead.
Ω
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"V mA" jack
Insert the red (positive) test lead in this connector to measure voltage, resistance and current (except 10A).

SPECIFICATIONS

Maximum accuracy is achieved during a one-year period after calibration. The ideal set of circumstances requires a
temperature of 18 to 28°C (64°F to 82°F) with a maximum relative humidity of 80%.
Maximum voltage between terminals and earth ground
Fuse protection
Power
Display
Measuring method
Overrange indication
Polarity indication
Operating temperature
Storage temperature
Low battery indication
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CAT I 600V or CAT II 300V
F 200mA / 250V
9V battery
LCD, 1999 counts, updates 2-3/sec.
Dual-slope integration A/D converter
Only figure "1" on the display
"-" displayed for negative polarity
0 to 40°C
-10°C to 50°C
"
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2
H
"-symbol will remain on the
" appears on the display
Digital multimeter
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