Temperature Sensor -2 to + 32°C, max. depth 6.000 Back Catalog number: 439011 Availability: In the manufacturer's stock Price on request - + Recommended 439013 Conductivity Sensor type SST, max. depth 6.000met Price on request 443590 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request 443591 Visibility Disc acc. to Secchi, 3m steel rope, ma Price on request