Senva CT1D-C3X Combination IAQ Sensor, CO2, Duct, No LCD, 100Pt RTD

Senva CT1D-C3X Combination IAQ Sensor, CO2, Duct, No LCD, 100Pt RTD. Senva's CT1D Series CO2 and Temperature Duct Sensors for Indoor Air Quality, feature optional LCD, adjustability for ranges, integrated set-point relay and field replacement NDIR element.