Digital Bargraph Process Indicator .Accuracy:+-(0.2%FS+1), Sample Rate: ... .5S .Size:96x96mm .Relay, SSR,RS485 output .CE,ROH KH130 Digital baragraph PID process controller, process indicatorFeatures SMT technology, advanced Modular ... level indicator, level meter, level controller, bargraph indicator KH130 Bargraph Digital Process Indicator Controller