Specifications: ACD-20SW /
ACD-21SW
(both models)
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Display: |
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3¾ digit liquid crystal display (LCD)
with a maximum reading of 3999. |
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Polarity: |
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Automatic, positive implied, negative
polarity indication. |
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Overrange: |
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(OL) or (-OL) is displayed. |
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Zero: |
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Automatic. |
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Low battery indication: |
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The “ “ is displayed when the battery
voltage drops below the operating level. |
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Auto power off: |
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Approx. 10 minutes. |
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Measurement rate: |
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2 times per second, nominal. |
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Operating Environment: |
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0°C to 50°C / 32°F to 122°F at <70%
relativehumidity. |
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Storage Temperature: |
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20°C to 60° / -4°F to 140°F, 0 to 80% R.H.
with battery removed from meter. |
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Accuracy: |
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Stated accuracy at 74°F ±8°F, <75%
relative humidity. |
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Altitude: |
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6561.7 Feet (2000m). |
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Jaw opening capability: |
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30mm (1.18 in) conductor. |
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Power: |
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1.5 volt battery x2, R03/SIZE AAA. |
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DC Volts Ranges: |
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400mV, 4V, 40V, 400V, 600V |
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AC Volts (50Hz - 500Hz) Ranges: |
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4V, 40V, 400V, 600V |
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AC Current (50Hz - 60Hz) Ranges: |
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40A , 400A |
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Resistance Ranges: |
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400Ω, 4kΩ, 40kΩ, 400kΩ, 4MΩ, 40MΩ |
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Continuity Range: |
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400Ω |
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Non-Contact Voltage Indicator: |
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Sense voltage 70V to 600VAC (50Hz ~ 60Hz)
beeper chirps and big bright red LED comes on, works
when meter dial is on any ranges. |
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Additional Specifications for
Model ACD-21SW only:
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Capacitance Ranges: |
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4uF , 40uF , 400uF , 4mF |
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Temperature Range: |
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-30°F ~ 400°F, -35°C ~ 400° |
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Temperature Coefficient: |
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0.1 × (specified accuracy) per °F, (32°F
to 66°F, 82°F to 122°F). |
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