The general purpose external pressure level transmitter is offered in two styles of termination and provides continuous level measurement up to 69' (21m) of water column with a 4-20 mA signal output. Select the -S_01 level sensor for cable termination or the -S_11 level sensor for conduit termination with an integral junction box. This liquid level sensor is well suited for clean liquid or gas media. Applications include cutting oil, air.