HD Humidity Duct - Obsolete

The new HT1 product line offers several usability improvements over the HD and HO series including

  • Improved user-friendly user interface on LCD versions
  • Dip switches in place of jumpers
  • New and improved button interface
  • Optional temperature transmitter in place of a thermistor
  • 2% NIST calibration option
  • Optional LCD.
You will find a direct cross reference guide in this HO HD Product Enhancement Announcement.


Product improvement is a continuing process at Senva. The following products have been discontinued.

Improved Products.

Product
HD-2K DUCT RH, 2% ACCURACY, WITH 20K NTC THERMISTOR
HD-2L DUCT RH, 2% ACCURACY, WITH 100K THERMISTOR
HD-3A DUCT RH, 3% ACCURACY
HD-3B DUCT RH, 3% ACCURACY, WITH TEMPERATURE TRANSMITTER
HD-3C DUCT RH, 3% ACCURACY, WITH 100PT (385) THERMISTOR
HD-3D DUCT RH, 3% ACCURACY, WITH 1000PT (385) THERMISTOR
HD-3E DUCT RH, 3% ACCURACY, WITH 10K TYPE 2 THERMISTOR
HD-3F DUCT RH, 3% ACCURACY, WITH 10K TYPE 3 THERMISTOR
HD-3G DUCT RH, 3% ACCURACY, WITH 10K T3 THERMISTOR & 11K SHUNT
HD-3H DUCT RH, 3% ACCURACY, WITH 3K THERMISTOR