... point & ratio setting function,optional Reset/Pausecontrol.Others can be customized.4,Power supply: regular: +5V/24V, others: 12--30V AC ... Meter, Ampere Meter, Counter, Tacho Meter, Frequency Meter, flowmeter, Timer, Timer Relay, Solid State Relay, Proximity Sensor, Pressure sensor ,load cell sensor, KNE KSC box ...