1. RF Admittance Level Sensor; 2. Approved ISO9001: 2008, BV, CE, ROHS... ... water, liquid, oil; 4. OEM, ODM. Model: FRF-04Product Name: RF Admittance Level SensorPower Supply: 220VAC,50/60Hz / 24VDC,100mASensibility: 0 ... Material: PVDF Protection Grade: IP65 Junction Box Material: Al. alloy RF Admittance Level Sensor Level Transmitter Level Gauge Level Meter Tank ...