Components; Block Diagram - ABB EV3 User Manual

7

Components

7.1

Block diagram

Current measuring:
Voltage measuring:
A/D:
MCU:
Communication interface:
Data storage EV3:
Display EV3:
LED Pulse output:
9 Block diagram
Manganin shunt
Resistor divider
Analog to digital converter for the sampled voltage and
current
Micro Controller Unit
RS485-Interface
nonvolatile storage for energy register +A/-A and meter pa-
rameter in EEPROM.
LCD with 7 digits
Active energy +A and -A, 1000 Imp/kWh
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