Manual

71M6541 Demo Board REV 3.0 User’s Manual
62 Rev 4.0
3.2 BOARD HARDWARE SPECIFICATIONS
PCB Dimensions
Width, length 134 mm x 131 mm (5.276” x 5.157”)
Thickness 1.6mm (0.062”)
Height w/ components 40 mm (1.57”)
Environmental
Operating Temperature -40°…+85°C
Storage Temperature -40°C…+100°C
Power Supply
Using internal AC supply 100 V…240 V RMS
DC Input Voltage (powered from DC supply) 5.0 VDC ±0.3 V
Supply Current < 10 mA typical
Input Signal Range
AC Voltage Signal(VA) 0…240 V RMS
AC Current Signals (IA) from Shunt/CT 0…27.8 mV peak for Remote Sensor Input
0…31.5 mV peak for direct input (IAP/IAN)
Interface Connectors
DC Supply (J20) 2.5 mm circular (Switchcraft RAPC712X)
Emulator (J14) 10x2 header, 0.05” pitch
Voltage Input Signals Spade terminals on PCB bottom
Current Input Signals 0.1” 1X2 headers on PCB bottom
USB port (PC Interface) USB connector
Optional Debug Board (J2) 8x2 header, 0.1” pitch
SPI Interface 5x2 header, 0.1” pitch
Functional Specification
Program Memory 64 KB FLASH memory
NV memory 1Mbit serial EEPROM
Time Base Frequency 32.768kHz, ±20PPM at 25°C
Controls and Displays
RESET Push-button (SW5)
PB Push-button (SW3)
Numeric Display 3X8-digit LCD, 7 segments per digit, plus meter symbols
“Wh” red LED (D5)
“VARh” red LED (D6)
Measurement Range
Voltage 120…600 V rms (resistor division ratio 1:3,398)
Current Dependent on shunt resistance or CT ratio/burden resis-
tor