The GTX108E-F/SI&DI are ideal for fan airflow tracking, air change verification and monitoring, and fan performance monitoring.
 Thermal dispersion technology
 Designed for SWSI and DWDI fans
 NIST-traceable calibration
 %-of reading accuracy
 Individual fan airflow alarms
 Temperature output capability
 Combination analogetwork models
 Throat, face, and forward mounting
 Remote transmitter with LCD display
 3-year warranty