B+B Thermo-Technik 0551 3221 Duct Immersion Probe 0-100 RH 0-10V/4-20mA

The B + B Thermo-Technik 0551 3221 is a duct immersion probe designed to measure temperatures ranging from -40 to +125 °C with 0 to 100% relative humidity. This versatile temperature sensor ensures precise readings in HVAC applications and other environmental monitoring settings. Manufactured by B + B Thermo-Technik, the probe is ideal for use in ducts to monitor and control climate conditions efficiently.

Type	Duct immersion probe
Temperature reading range	+125°C
Connector	Screw terminals
Humidity reading range (max.)	100 RH
Humidity reading range (min.)	0 RH
Temperature reading range (min.)	-40°C