E-Mon E-MM-RTU-D-N - Manual (Page 61)

Appendix A Technical Specifications
Multi-Mon Multiple Circuit Energy Monitor 61
Appendix A Appendix A Appendix A Appendix A Technical Specifications Technical Specifications Technical Specifications Technical Specifications
Environmental Co Environmental Co Environmental Co Environmental Conditions nditions nditions nditions
Indoor use only
BFM is intended for operation in environment where normally only non-
conductive pollution occurs as defined for pollution degree 2 (UL61010,
3.6.6.2)
Operating Temperature: -40°C to 70°C (-40°F to 158°F)
Storage Temperature: -40°C to 80°C (-40°F to 176°F)
Humidity: 0 to 95% non-condensing
Altitude: 2,000m max
Input Ratings Input Ratings Input Ratings Input Ratings
Parameter Parameter Parameter Parameter Value Value Value Value
Fundamental frequency 50/60 Hz
AC Voltage AC Voltage AC Voltage AC Voltage 4 wires, 3 phases+ neutral
Reference Voltage (115) 88-136 VAC or
(230/400 – 277/480) 176-320 VAC
Maximum Line to Neutral voltage 320 V
Maximum Line to Line voltage 544V
Burden per phase <1.5W
AC Voltage for Measurement and
Power supply
Maximal apparent power consumed
from power line < 10VA
Isolation 2.5 kV RMS, 60Hz, 1 min
Leakage current < 0.005A per circuit
Impulse 1.2/50µS 6 kV
Fuse rating 6A, 600V
AC Current AC Current AC Current AC Current 36 current circuits
Maximum measurable current Imax
(In=50A) 400 A
Test current 15 A
Maximum overcurrent for 0.5 cycle of
fundamental frequency 3000 A
Burden per phase < 1 VA
Isolation 4 kV RMS, 60Hz, 1 min
LCD Display LCD Display LCD Display LCD Display
No. Of Digits 2 Rows, 16 digits in each
Operating Temperature: -20°C to 70°C (-4°F to 158°F)
Non-volatile Memory storage life 20 years
RTC storage upon loss of power 24 Hours minimum
1 Week typical
Push buttons 4
Voltage inputs terminal 10 AWG Max.
Communication Ports Communication Ports Communication Ports Communication Ports
COM2 (Optional modules) COM2 (Optional modules) COM2 (Optional modules) COM2 (Optional modules)
Serial EIA RS Serial EIA RS Serial EIA RS Serial EIA RS----232 optically isolated port 232 optically isolated port 232 optically isolated port 232 optically isolated port
Connector Type: DB9 female.
Baud Rate: up to 115.2 kbps.
Supported Protocols: Modbus RTU/ASCII.
RS RS RS RS----422/RS 422/RS 422/RS 422/RS----485 optically isolated port 485 optically isolated port 485 optically isolated port 485 optically isolated port
Connector Type: removable, captured-wire, 5 terminals.
Wire Size: up to 12 AWG (up to 2.5 mm
2
).
Baud Rate: up to 115.2 kbps.