Technical parameters of M-270 AC/DC dual-purpose clamp ammeter
Allowable error: (23 ℃± 5 ℃, below 80% RH)
| Testing function |
Range | Resolution | Accuracy |
| AC current |
40A | 0.01A | ± 2.0% rdg ± 8dgt |
| 400A 2000A |
0.1A 1A |
± 1.5% rdg ± 5dgt | |
| Direct current |
40A | 0.01A | ± 2.0% rdg ± 8dgt |
| 400A 2000A |
0.1A 1A |
± 1.5% rdg ± 5dgt | |
| AC/DC Voltage |
400mV 4V 40V 400V 600V |
0.1mV 0.001V 0.01V 0.1V 1V |
± 1.0% rdg ± 5dgt |
| Resistance |
400 Ω 4kΩ 40kΩ 400kΩ 4000kΩ |
0.1 Ω 0.001kΩ 0.01kΩ 0.1kΩ 1kΩ |
± 1.0% rdg ± 5dgt |
| 40M Ω | 0.01M Ω | ± 3.0% rdg ± 10dgt | |
| Frequency | 100Hz 1000Hz 10kHz 100kHz 1000kHz |
1Hz | ± 0.5% rdg ± 1dgt |
Test functions: AC current, DC current, DC voltage, AC voltage, resistance, frequency
Jaw diameter: 55mm
Display: LCD display, payment unit mark
Range: AC current: 2000A, 400A, 40A (manual)
DC current: 2000A, 400A, 40A (manual)
AC voltage: 400mV -600V (automatic 5 range)
DC voltage: 400mV -600V (automatic 5-scale)
Resistance: 400 Ω -40M Ω (automatic 6 range)
Frequency: 100Hz-1000kHz (automatic 5-scale)
Additional features: digital hold function, automatic power off function, data hold function
Other functions: semiconductor testing, conductivity testing
Overflow display: Yes
Low battery voltage display: Yes
Zero adjustment: Press the [0 ADJ] key
Test line voltage: below AC 600V
Voltage endurance: AC 2000V/1 minute (between iron core and box)
Working temperature and humidity: 0-40 ℃, 80% RH (excluding condensation)
Storage temperature and humidity: -10-60 ℃, 70% RH (excluding condensation)
Safety specifications: IEC 1010-2 CAT Ⅲ 600 V
Power supply: Battery UM-4
Size: 240 (length) x 70 (width) x 34 (height) mm;
Weight: Approximately 500g
Accessory: Portable case. Battery MU-4 × 3 lead user manual
