APM8xx Series AC Multi-function Smart Meter
Characteristic
Full Electric Parameters Measurement
● 3-phase (I, U, kW, kVar, kWh, Hz, cosφ)
● Current&Voltage Unbalance
● Harmonic (THD & 2~63rd)
● Real-time&Max Demand
● Extremum of this month&last month
● Zero-sequence Current
● 4-quadrant Energy
Diverse Extra Function Module
● Modular Design (Easy for Function Expansion)
● Support up to 3 Expanded Module at same time
DO/DI Switch Function Module ---MD82
● 2 DO Relay Output
● 8 DI Digital Input
● Save up to 128 pcs DO/DI Data in Main Body
● Paired with MLOG to save more DO/DI Records
SD Card Data Storage Module ---MLOG
● Expand Number of SOE Storage
● Support Storage of SD Cards up to 32GB (standard 4GB)
AO/AI Analog Function Module ---MA84
● 4 AO Analog Output (Class 0.5)
● 8 AI Analog Input (Class 0.5)
Extra RS485 Communication Module ---MCM
● Interface: RS485 Interface
● Protocol: MODBUS-RTU
● Support Salve&Master Mode
Ethernet Communication Module ---MCME
● Interface: RJ45 Interface
● Protocol: MODBUS-TCP/HTTP/DHCP/SMTP
● Could Serve as Serial Server
● Plus 1 Extra RS485 Interface
PROFIBUS-DP Communication Module ---MCMP
● Interface: PROFIBUS-DP Interface
● Protocol: PROFIBUS-DP
● Plus 1 Extra RS485 Interface
SOE Function (Main Body)
● Alarm Record (128 pcs records of 66 kinds&13 categories)
● DO/DI Record (128 pcs DO/DI records)
● Transient Record (800 pcs transient waveform records)
● Max Records pcs above could be expanded by SD Card
Multi-rate/Multi-tariff
● 4 Time zone
● 4 Tariff rate (Spike, Peak, Flat, Valley)
● 2 Time period list
● 14 Time period by day
Local Configuration
● Keypads HMI for Programming
● Setting through Adjustment Software
● Setting through WEB
● Setting through MODBUS communication
3-phase 4-wire connection via 3 extra CTs
3-phase 3-wire connection via 2 extra CTs & 2 extra PTs
