Precision Diagnostics for Demanding Environments
CAT IV 600V / CAT III 1000V safety rating
Double-molded housing with 1000V input protection
True-RMS accuracy for variable frequency drives (VFDs) and noisy electrical systems
| Function | Range | Resolution | Accuracy |
|---|---|---|---|
| DC Voltage | 0-1000V | 10mV | ±(0.9% + 5 digits) |
| AC Voltage (True RMS) | 0-1000V | 100mV | ±(1.0% + 5) |
| DC Current | 0-10A | 0.1µA | ±(1.5% + 5) |
| Resistance | 0-60MΩ | 100mΩ | ±(1.2% + 5) |
| Temperature | -200°C to 760°C | 0.1°C | ±(2.0% + 3°C) |
| Frequency | 0-10MHz | 0.01Hz | ±(1.0% + 2) |
✅ 60,000-count LCD with analog bar graph & backlight
✅ 500μs Peak Capture – Records transient spikes invisible to standard meters
✅ VFD Low-Pass Filter – Accurate measurements on motor drives
✅ Min/Max/Avg with Timestamp – Logs intermittent faults
✅ Type-K Thermocouple Included – Simultaneous electrical & temperature diagnostics
✔ 10kHz Bandwidth – 5× wider than standard multimeters for high-frequency systems
✔ Fast Sampling (A/D Convert) – Detects interruptions faster than human response time
✔ Dual Fuse Protection – 10A/1000V & 0.8A/1000V fuses for overload safety
✔ IP54 Equivalent – Resists dust and splashes in harsh environments
DT-987A Multimeter
Test Leads (CAT IV 1000V rated)
Type-K Temperature Probe
4× AAA Batteries
PC Software & USB Cable
Heavy-Duty Carrying Case
🔧 Predictive Maintenance – Capture erratic motor current fluctuations
⚡ HVAC/R Servicing – Combined electrical & temp diagnostics
🏭 Manufacturing – Troubleshoot VFD-driven conveyor systems
🔌 Energy Audits – True-RMS measurements on nonlinear loads