| Measuring parameters | Import·Export, Active·Reactive, Voltage Frequency·Power Factor | 
						
							| Pre-payment standards | Based on STS Token | 
						
							| Pre-payment credit alarm | Three levels with visible LED and audible beeping sound | 
						
							| Pre-payment feature | Overdraft and friendly power supply mode | 
						
							| Pre-payment degree(TOU) | 4 Tariff Rates | 
						
							| 8 Daily Time Slots | 
						
							| 12 Daily Schedules | 
						
							| 120 Holidays | 
						
							| Up to 12 Previous Period Billing | 
						
							| Maximum demand | Programmable internal period of 5,10,15,30 or 60 minutes(optional) | 
						
							| Standard Event Log (up to 500 records) | 
						
							| Fraud Detection Log (up to 100 records) | 
						
							| Disconnector Control Log (up to 500 records) | 
						
							| Power Quality Log (up to 500 records) | 
						
							| Token log (for prepayment meter,up to 50 records) | 
						
							| Load profile | 4 Independent profiles | 
						
							| Up to 4 channels per profiles | 
						
							| 3 Months for each profile (15 minutes interval) | 
						
							| Tamper evident features | Tamper event detection and indicating with visible and audible alarms |