| AEMC 3640 Specifications |
| Measurement Range |
| Range |
0.00 to 19.99Ω / 20.00 to 199.9Ω / 200.0 to 1999Ω |
| Measurement Range |
20Ω / 200Ω / 2000Ω |
| Resolution |
10mΩ / 100mΩ / 1Ω |
| Test Current |
10mA / 1mA / 0.1mA |
| Accuracy in % of Reading |
2% Reading ±1 ct / 3% Reading ±3 cts |
| Accuracy Reference Conditions |
23°C ±3K, 50% RH ±10%, battery at 8V ±0.2V, externa; magnetic field <40A/m, external field <1 V/m, conductor centered, loop resistance noninductive. Accuracy % of reading |
| Resistance Measurement Frequency |
128Hz square wave |
| Interference |
Rejects high levels of interference voltage (DC, 50/60Hz, harmonics): DC voltage in series with X:20V AC voltage in series with Y: 13Vpeak AC voltage in series with Z:32V peak |
| Response Time |
Approximately 6 seconds for a stabilized measurement |
| Voltage Withstand |
250VAC with spikes of 3000VAC or 1000 |
| Power Source |
Eight 1.5V "AA" batteries; Alkaline recommended; "LO BAT" indication on LCD |
| Battery Life |
1800 15-second measurements |
| Fuse Protection |
High breaking capacity 0.1A, 250V, 0.25" x 1.25" |
| Mechanical Specifications |
| Display |
7-segment LCD, .71" (18mm) high (3-1/2 digit); 2000 counts; LCD also indicates over range, test lead shorts, and lead reversals |
| Connection |
Color-coded terminals accept lugs with min. a gap of 6mm or standard 4mm banana jacks |
| LED Indication |
3 LEDs indicate high input noise, high auxiliary rod resistance, open leads, blown fuse |
| Operating Temperature |
14° to 131°F (-10° to 55°C),0 to 90%RH |
| Storage Temperature |
-40° to 158° F (-40 to 70° C), 0 to 90% RH with batteries removed |
| Dimensions |
8.7 x 5.4 x 5.9" (220 x 136 x 150mm) |
| Weight |
2.9 lbs (1.3kg) |
| Case |
Heavy-duty, ABS |
| Colors |
Case: safety yellow; Front panel: gray |
| Mechanical Shock |
IEC 68-2-27 |
| Vibration Test |
IEC 68-2-6 |
| Drop Test |
IEC 68-2-32 |
| Dielectric Test |
3kV, 50/60Hz, 1 min. between four interconnected measuring terminals and any external metal ground |
| Environmental |
O-ring sealed against dust and water to IP50 (Protection Index) |
| Safety Reference Specifications |
| Safety Ratings |
IEC 1010-1 Cat III Pollution Degree 2, 24V |
| Agency Approvals |
Emission: EN 50081-1; Immunity: EN 50082-1 |