VOLTCRAFT VC281 TRMS Bedienungsanleitung Seite 48

REL Relative measurement button (= reference measurement)
SELECT Switch to sub-mode
HOLD Freezes the current measurement
OL Overload = The measurement range was exceeded
LEAd "Incorrect socket" warning
OFF "Meter OFF" switch position
ON "Meter ON" switch position
Diode test symbol
Acoustic continuity tester symbol
Capacity measurement range symbol
Alternating current symbol
Direct current symbol
COM Connection for reference potential
mV Millivolt mode (exp. -3)
V Voltage mode (Volt = unit of electrical voltage)
A Current mode (Ampere = unit of electric current)
mA Milliamp mode (exp. -3)
µA Microamp mode (exp. -6)
Hz Frequency mode (Hertz = unit of frequency)
Ω Resistance mode (Ohm = unit of electrical resistance)
True RMS True root mean square measurement
+ Polarity indicator for current flow direction (positive terminal)
- Polarity indicator for current flow direction (negative terminal)
Symbol for current measurement with current clamp
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