HTPB series is a family of humidity probes that offers a variety of measurement parameters; RH, temperature, dew point, pressure (psia), ppmv, ppmw, gr/lbs, etc.  Easily adaptable for most applications including high temperature and high pressure while maintaining precision accuracy.

0-10Vdc, RS232 outputs
18-30Vdc power
Programmable scaling and selectable
     measurement parameters
Optional dislpay, 4-20mA, high
     temperature, alarm relays
Accuracy ± 1% nominal
Field replaceable sensor maintaining
     published accuracy