Elma Instruments BM22s Bedienungsanleitung Seite 28

Audible Continuity Tester
Open Circuit Voltage: 0.4VDC typical
Audible Threshold:
BM25a: between 50Ω and 300Ω
BM22s: between 10Ω and 120Ω
Non-Contact EF-Detection (BM25a)
Typical Voltage
15V to 55V
30V to 85V
55V to 145V
85V to 190V
above 120V
Indication: Bar graph segments & audible beep tones proportional to the field strength
Detection Frequency: 50/60Hz
Detection Antenna: Top left corner of the meter
Probe-Contact EF-Detection: For more precise indication of live wires, use the Red (+) probe for
direct contact measurements.
Limited Warranty
See www.Elma-instruments.com.
Elma 22s – 25a
Bar Graph Indication
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20160317 MD
20231123 SMK
20231208 HLO