... 5S .Size:96x96mm .Relay, SSR,RS485 output .CE,ROH KH130 Digital baragraph PID process controller, process indicatorFeatures SMT technology, advanced Modular ... Could select 5VDC, 12VDC, 24VDC as auxiliary power supply for sensor Could select 4-20mA, 0-10mA current retransmission for other ... indicator, level meter, level controller, bargraph indicator KH130 Bargraph Digital Process Indicator Controller