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Side 57
Ultrasonic Level Meter
Operation Manual
Power line: AC: connected to L and N
DC: 24V
＋
connected to 24VDC+; GND connected to 24V DC-
Remarks:
①
Relay 1 is used for probe 1 alarm, relay 2 is used for probe 2 alarm, relay 3
and relay 4 are used for difference value alarm.
②★
mA1+ and mA- output current difference value. By default, mA2+ and
mA- output probe 2 current and they can also output probe 1 current (select in
“9 work mode” – “2 mAOut 2 output”).
★
Under the work mode of two levels, mA 1+ and mA- output probe 1
current, mA2+ and mA- output probe 2 current.
