HONEYWELL The C7632 Sensor and Controller is a stand-alone carbon dioxide (CO2) sensor for use in determining ventilation necessity with heating ventilation and air conditioning (HVAC) controllers. The C7632 measures the CO2 concentration in the ventilated space or duct. The C7632 is used in HVAC systems to control the amount of fresh outdoor air supplied to maintain acceptable levels of CO2 in the space.
UEi DL429 Advanced TRMS HVAC Clamp Meter with Wireless Features: Characteristics: UEi DL429 Advanced TRMS HVAC Clamp Meter with Wireless Measurements are True-RMS for increased accuracy Resistance, Capacitance, Frequency, Diff Temp and Diode testing Measures Duty Cycle and Micro-Amps Reads AC/DC voltage and AC amperage
Because of AC issues I ended up replacing my AC and furnace, so before ditching the used Evergreen motor that was used for only one year I decided to list it on eBay. Hoping to recoup some of the $400 it cost me.
THIS AUCTION IS FOR ONE (1) NEW / UNUSED SURPLUS SIEMENS - HVAC DUCT HUMIDITY SENSOR MODEL / PART NO. QFM4101 RH 2% DC 4 / 20 mA NEW OLD STOCK - IN THE ORIGINAL BOX WITH ALL ORIGINAL FACTORY ACCESSORIES SHOWN IN THE PHOTOS.
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