Kusam Meco KM 930 Battery Internal Resistance Tester
- Brand
- Kusam Meco
- Model number
- KM 930
- Category
- Battery Testers
4-terminal AC battery internal resistance tester: 1 µΩ resolution up to 3.100 Ω, voltage to ±71 V and temperature, PASS / WARNING / FAIL limits, 3.5-inch colour screen, USB and Bluetooth; lithium rechargeable.
Price and availability on request
Downloads
- Datasheet: Kusam Meco KM 930 PDF, 122 KB
Key features
- Measures internal resistance, voltage and temperature of lead-acid, lithium and other rechargeable batteries
- AC 4-terminal method: not affected by lead and contact resistance
- Also measures ESR of electrolytic capacitors (for reference)
- Data storage, data access and alarm
- 3.5-inch true colour screen
- USB and Bluetooth
- Battery level shown in 5 bars
Specifications
| Ranges (resolution, test current) | 3 mΩ: 3.100 mΩ (1 µΩ, 200 mA); 30 mΩ: 31.00 mΩ (10 µΩ, 200 mA); 300 mΩ: 310.0 mΩ (100 µΩ, 20 mA); 3 Ω: 3.100 Ω (1 mΩ, 2 mA) |
|---|---|
| Accuracy | 3 mΩ: ±(1% fs + 20 dgts); 30 mΩ – 3 Ω: ±(0.5% fs + 15 dgts) |
| Method | AC 4-terminal |
| Voltage ranges | 7 V: ±7.100 V (1 mV); 70 V: ±71.00 V (10 mV) |
|---|---|
| Voltage accuracy | ±(0.2% fs + 10 dgts) |
| Temperature | −10.0 °C – 60.0 °C, resolution 0.1 °C, accuracy ±1.0 °C |
| Maximum input voltage | DC 70 V; no AC input |
| Accuracy conditions | 23 °C ± 5 °C, below 75% RH |
|---|---|
| Response time | 200 ms; measuring time about 2 s |
| Display | 3.5-inch 320 × 240 colour LCD (70.1 × 52.6 mm) |
| Interfaces | USB (upload, save and print data); Bluetooth |
| Judgement | Preset PASS / WARNING / FAIL thresholds |
| Data | Manual and automatic hold and storage |
| Auto power off | After about 15 minutes (can be turned off) |
| Power supply | DC 3.7 V lithium battery; 300 mA min / 500 mA max |
| Insulation resistance | Above 20 MΩ (500 V, between circuit and case) |
| Withstand voltage | AC 3700 V rms (between circuit and case) |
| Operating conditions | −10 °C – 40 °C, below 80% RH |
| Storage conditions | −20 °C – 60 °C, below 70% RH |
| Safety | IEC 61010 |
| Weight | Approx. 480 g (with battery) |
| Dimensions | Approx. 190 × 121 × 51 mm |
| Accessories | Test leads, USB cable, charger, software CD, instruction manual and instrument box |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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