Anomalous Cases Which May Occur During Loω Measurement - Tenmars TM-507 User Manual

4.5.2. Anomalous cases which may occur during LoΩ measurement
1. The full scale of the instrument is 19.99Ω. If the
resistance value is higher than this value, or in case of
open or interrupted probes, the instrument displays the
screen beside.
2. If the voltage present at the terminals is higher than
24V the instrument does not perform the test. The
screen beside is displayed
EN - 13
TM-507
Input voltage