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Sanwa DG7 Pocket Insulation Tester
■Suitable for low voltage insulation measurement for telephone installation and fire alarm.
■Test voltage DC50V / 25V
■Wide measurement range 1kΩ〜40MΩ
■High resolution 0.001MΩ (1kΩ)
■Data hold
■Zero ohm adjustment function ADJ (REL)
■Auto power save (30min.)
Sampling rate : 2 times / sec. for numeral display, 20 times / sec. for bar graph