Digital controller( for JXM-A,JZM-A)

Features **Display single time accumulative flow **Display total accumulative flow **Digital frequency control **Operating period **With the function liquid level controlling **Long-disntance controlling the operation and stop **With the function showing the situation of work **With the function showing the trouble of system and output of the alarm **With the function receiving 4 20mA signal to achieve auto control **With the function receiving Hall signal to achieve ration control and long-distance operation Parameters **Ambient Temp: 0 50 **Input control signal (standard): 4 20mA **Supply power (standard): 220V+/-10%, 1 phase, 50HZ **Highest loaded power: 380V/50HZ, 0.55KW Input signal: **4 20mA simulation signal **Hall signal:: using untouching Hall signal, to change pluse signal for flow signal **Wave: rectangle **Extent: over 3.5V **Output voltage: +/- 12 V DC Performance: **Flow precision: < +/- 0.5% **Pulse: 1 pulse **Suplly power: 220 V AC +/- 1%, 50HZ+/-1% **Power: < 5 W **Delicacy: < 0.2 S **Ambient : 0 45 , relative humidity: > 85%