Extech Instruments MA145 User Manual page 11

GENERAL SPECIFCATIONS
Display
Over‐range indication
Conversion rate
Maximum conductor size 22mm (0.87") in diameter
Low battery indication
Auto Power OFF
Operating Temperature and Humidity
Storage Temperature and Humidity
Temperature Coefficient 0.2 x specified accuracy / C, < 18C (64.5F), > 28C (82.4F)
Operating Altitude
Battery power
Weight
Dimensions
Safety Standards
Shock and Vibration
Drop Protection
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6000‐count Multi‐Function LCD
"OL" or "‐OL" is displayed
2 updates per second
is displayed. Meter also displays available battery power at
startup
After 20 minutes (can be disabled)
0~30C (32~86F); 80%RH maximum
30~40C (86~104F); 75%RH maximum
40~50C (104~122F); 45%RH maximum
‐20~60C (‐4~140F); 80%RH maximum
2000m (6562ft.)
(2) LR‐44 1.5V batteries (battery life 20 hours typical)
140g (4.9 oz.)
60 x 147 x 31.5mm (2.4 x 5.8 x 1.2")
For indoor use and in accordance with the requirements for double
insulation to EN61010‐1, EN61010‐2‐030, EN61010‐2‐032, EN61326‐
1; EN61010‐1 Over‐voltage CAT III 600V, Pollution Degree 2
Sinusoidal vibration MIL‐PRF‐28800F for a Class II instrument
1.2m (4') drop onto hardwood or concrete flooring
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