BTU XT-70 - Page 89

89
BTU VENTILATION CORPORATION ● OFFICE 888-884-8070 ● FAX 218-346-7485 ●
www.btucorp.com
XT-70 Control Panel 89
+ -
HUMIDITY SENSOR
4-20MA
VDC
Convert VDC to Humidity
Humidity % = (VDC - .8)*31.25
+ -
CO2 SENSOR
4-20MA
ma
VDC
Convert VDC to CO
2
CO
2
ppm = (VDC - .8)*3125