The HPS-11530 from Voltcraft's HPS series of high power DC bench power supplies is extremely compact at 200 x 90 x 215 mm thanks to its primary switched mode technology. Its full rated current range 0 - 30A is via the PSU's rear output, while its front output provides current limited to 5A.Select from 4 operating modes: Normal, Preset, Remote Control and Set. In Normal mode, settings are made using the HPS-11530's front panel. In Preset mode, stored settings are used and the front panel becomes inactive. Set mode is used to programme the 3 presets using the front panel controls. In Remote Control mode, the power supply responds to external DC voltage signals to alter Voltage, Current, and Output on/off (further details on using Remote Control mode can be found in the HPS-11530's manual under 'Downloadable Documents'.