The Vaisala duct-mount humidity and temperature transmitter combines excellent stability and reliable operation in air ducts. A FlexSmart Analog Module is required for operation with the HOBO Flexsmart Data Logger.
Features and Specifications
•	RH measurement range: 10 to 90% RH
•	Accuracy (at +20ºC/68ºF):  better than ±3% RH
•	Stability:  ±2% RH over 2 years
•	Temperature dependence:  less than ±1.5% RH from –10° to 60°C (14° to 140°F)
•	Temperature measurement range: -10° to 60°C (14° to 140°F)
•	Accuracy at 25°C/77°F: ±0.3°C (±0.54°F)
•	Temperature Dependence: 0.01°C/°C (0.01°F/°F)
•	Operating temp range:  -10° to 60°C (14° to 140°F)
•	Operating humidity range:  0 to 100% RH
•	Output signal to FlexSmart:  4-20mA
•	Load resistance:  greater than 20 kohm
•	Power supply:  10 to 28 VDC
•	Current consumption:  4 mA minimum
•	Housing material:  ABS plastic
•	Complies with EMC standard EN61326-1:1997 + AM 1:1998, generic environment
•	Dimensions: 30.2 cm x 8.0 cm x 1.5 cm diameter (11.9 x 3.15 x 0.6 diameter)
•	Weight: 163.9g (5.78oz)
•	Requires FlexSmart Analog Module (S-FS-CVIA)
•	# data channels:  2