... waterOutput: 4-20 mA /0~5V OpitionalCertificate: CEWater Pressure Level Sensor HPT603 Characteristic:Various configurationsCorrosive proof, explore ... tank, rivers, lake, sea, well, tube, underground container, sewer and so on.d. Special occasion such as ... or 27 mm optionalResponse time:≤20msPressure Type:Gauge pressure Absolute pressure optional.Certificate approving:Exia IICT6 and CE Certificate ...