Main Features:

1. GPRS data uploading channel                             
2. Data collection by PLC
3. Data collection by RS485                                      
4. Cascade data collection with RS485
5. Standby RS485 data collection                            
6. Parameter Setting
7. Reread data and warning                                      
8. RTC calibration
9. Local reading by HHU through IR, and energy data can be up load to master station
10. Self-checking and record anomaly information    
11. Remote control                                                     
12. Firmware remote upgration
13. Save data at power off                                        
14. Supervise important user