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-3I DUCT RH, 3% ACCURACY, WITH 2K2 THERMISTOR
HD-3J DUCT RH, 3% ACCURACY, WITH 1K8 TAC THERMISTOR
HD-3K DUCT RH, 3% ACCURACY, WITH 20K NTC THERMISTOR
HD-3L DUCT RH, 3% ACCURACY, WITH 100K THERMISTOR
HSD-2 HD SERIES RH REPLACEMENT SENSOR, 2% ACCURACY
HSD-3 HD SERIES RH REPLACEMENT SENSOR, 3% ACCURACY