GW Instek - GDM 139 - Digital Multimeter – Duncan Instruments Canada Ltd
GW Instek - GDM 139 - Digital Multimeter

GW Instek - GDM 139 - Digital Multimeter

Regular price $ 86.90 CAD $ 29.00 CAD Sale

GW Instek – GDM -139 – Digital Multimeter


The GDM-139 Series are highly advanced, state-of-the art auto ranging digital multimeters, which additionally include 40 segment bargraphs and automatic data hold capabilities. Also included as a standard feature is Fast display mode which allows the display to update every 50mS instead of the normal 400mS period.


All the meters in the series also offer GW's exclusive Intelligent Auto Power Off feature, continuity beepers, diode test ranges, range hold to disable auto ranging when desired, relative measurement mode, Min/max memories, dBm measurement mode, logic monitor mode with variable thresholds, and 20 amp continuous current measurement capability.


General Specifications

Display Type – 0.65” 3 3/4 digit LCD, 3999 Max reading

Sampling Rate – 20 readings per second, approximate

Common-Mode Voltage – 500 VAC RMS Maximum

Battery Type – NEDA 1604, 9-Volt

Battery Life – 360 hrs, typical (Alkaline Type)

Operating Temperature – 32° to 104°F (0°-40°C)

Storage Temperature - -4° to 158°F (-20°-70°C)

Humidity – Less than +/- 80% RH

Dimensions – 6.4H x 3.25W x 1.4D inches

Weight 12.5 Ounces