Impedo
DUO
User Guide
29
Figure 7: Left side of instrument
Figure 6 show the right side of the instrument with USB port 1 and the GPS antenna
connector. Figure 7 shows the left side of the instrument with USB port 2 and the
two Ethernet communication ports.
2.4.2
Power Supply
The Impedo Duo can be powered and charged via a power factor corrected universal
input mains supply or via IEEE 802.3-2008 compliant Power over Ethernet (PoE). A
built in LiFePO
4
battery will power the instrument for up to ±20min in the absence of
power. This battery has a design life expectancy of more than 2,000 charge/discharge
cycles.
The Power Supply port contains 3 terminals on a removable lockable plug. Each
terminal can accommodate conductors with size up to 2.5mm
2
.
The supply voltage input range is from 90 V
RMS
to 300 V
RMS
AC or DC (42-69Hz for AC
sources). This enables the instrument to be powered from the 110 V VT terminals,
230 V auxiliary supply or the DC bus.
ETH 1
USB 2
ETH 2
Summary of Contents for Impedo DUO
Page 85: ...Impedo DUO User Guide 85 Figure 49 Export harmonic selection...
Page 109: ...Impedo DUO User Guide 109 Appendices 8 Impedo DUO dimensions...
Page 110: ...Impedo DUO User Guide 110 8 1 Panel mounting plates 8 2 19 installation plate...
Page 111: ...Impedo DUO User Guide 111 9 Impedo DUO wiring diagram...
Page 113: ...Impedo DUO User Guide 113 11 Portable ImpedoDUO...
Page 117: ...Impedo DUO User Guide 117 Screw driver USB with meter key Ethernet cable...