APM800 Multifunction Meter:True RMS Measurements,Unbalance & Phase Angles,Demands and Multi-Tariff energy,Max/Min Log with Timestamp,Alarms and SOE Logs,External Option module.
| Parameter | Accuracy | Resolution | Measuring Range | |
| Statistical Data | Active Energy | Class 0.5 | Chang With Ratio | Chang With Ratio |
| Reactive Energy | Class 1.0 | Chang With Ratio | Chang With Ratio | |
| Voltage | 0.20% | Chang With Ratio | Direct Ph-N:up to 380V AC | |
| Current | 0.20% | Chang With Ratio | 0-5A | |
| Active Power | 0.50% | Chang With Ratio | Chang With Ratio | |
| Reactive Power | 1.00% | Chang With Ratio | Chang With Ratio | |
| Apparent Power | 0.50% | Chang With Ratio | Chang With Ratio | |
| Power Factor | 0.50% | 0.001 | -1000~+1000 | |
| Frequency | 0.05 | 0.01HZ | 45-85HZ | |

