Honeywell 6" Duct Probe Temp. Sensor

The C7770 Temperature Sensors are direct wired temperature sensors that are used to sense discharge or return air in a duct. The Sensors contain a temperature sensitive 20K ohm NTC nonlinearized thermistor and are compatible with the Excel 10 controller. Features: Primary and/or secondary sensor for use with electronic control systems. Integral 20K ohm NTC nonlinear sensors Operating range of 45 to 99 F (7 to 37 C). Mounts on a flat duct or plenum surface or, for a plenum-rated application, in a standard utility conduit box. Probe length of 6 in. (152 mm) Rugged 1/4 in. diameter aluminum insertion probe.