Measuring range of -50°Ftpd to +86°Ftpd (-45°Ctpd to +30 °Ctpd)
Specially developed for measuring trace humidity in compressed air or dried process air (such as in a granulate dryer)
Based on the Testo humidity sensor with proven long-term stability and reliability
Choice of G ½“ or NPT ½“ process connection
User-friendly operation:
Easy 3-button control via the display menu (6743 and 6744 Models only)
Without display (Models 6741 and 6742) via the internal interface and optional 0554 3305 Scaling Software for 6740 Series
On-site 1-point adjustment
Analog output 4 to 20 mA (2-wire) and optional alarm plug with 2 integrated switch outputs
Compact design with 350° rotation of the housing for optimum positioning of the display
Adjustment of trace humidity can be performed on-site for the testo 6743 without a reference measuring instrument using Testo's patented accessory 0554 3314 Two-pressure Adjustment Device (optimum range -40 °Ctpd to 0 °Ctpd). Eliminate costly adjustments and the additional cost of a dewpoint mirror.