Analog Channel incl. calibration for AMT oxygen an Back Catalog number: 439015 Availability: In the manufacturer's stock Price on request - + Recommended 443590 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request 445515 Rod Held Current Meter RHCM Price on request 439013 Conductivity Sensor type SST, max. depth 6.000met Price on request