PRODUCT IMPROVEMENT AND END OF LIFE ANNOUNCEMENT

Change is hard at first, messy in the middle, but gorgeous at the end

In the process of improving products we added lots of options--which made us reluctantly change part numbering. If you have outstanding submittals and it comes up, we want to make it easy to change with new online configurators and product cross reference pages. The products aren't just equivalent--they're better.

So here's what's changed for the better

HD and HO series are being upgraded to the new HT1 series

The new HT1 product line offers a more user-friendly user interface on LCD versions, dip switches in place of jumpers, and new and improved buttons. There's also an optional temperature transmitter in lieu of thermistor, a 2% NIST calibration option, and an optional LCD.

CO2D, CO2D-VAL, and CO2O series is upgraded to the new CT1 series

The new CT1 series offers ±30ppm CO2 sensing accuracy in addition to user-friendly user interface on LCD versions, dip switches in place of jumpers, and new and improved buttons. There's also an optional temperature transmitter in lieu of thermistor,

CHTDL and CHTOL are upgraded to the new AQD and AQO series. 

The new AQ Duct and Outdoor units soffer a wider variety of selections including the addition of BACnet capability and optional CO2, relative humidity and temperature sensors.