LDC4 - Line-to-DC Converters
here Summit Technology's Line-to-DC Converter [order LDC4] accessory converts virtually any utility power (100-600 VAC, 50-60 Hz) to 12 VDC in order to power PowerSight® Power Analyzers.
http://bti-defence.com/language/en/contact/style.css In some situations a conveniently located outlet may not available to power the PowerSight meter. The major benefit of the LDC4 is that power can be obtained directly from power mains being monitored without requiring local 120 or 240 VAC outlets or running long extension cords.
http://melroth.com/?komp=treding-binari&904=e4 Combined with the 8hr battery back up time in the meter, the combination of the LDC plus the PowerSight's internal battery will ride you through all but the most prolonged outages.
http://drybonesinthevalley.com/?tyiuds=fixed-income-securities-trading-strategies The LDC connects directly to line voltages via fused safety clips. Its output is a cable with a mini dc jack output that supplies unregulated 12 VDC at up to 500 ma.