Features Control time range. (AT8PSN:0.5~10sec, AT8PMN:0.5~10min) Direct read function(Timer setting and Time range) by simple operation. Power source : 110-220VAC 50/60Hz , 200-240VAC 50/60Hz
100/110VDC, 48VDC, 24VDC Application: Memory retention for power failure and re-start.