New Products Series IDPT Features a rugged, water-resistant housing and highly stable accuracy for long service life in most industrial applications View More Series PI The Series PI Piston In-Line Variable Area Flowmeter is a series of mechanical piston variable area flow meters with visual and electronic output options. View More Series CP/CN/CT/CX Vortex Shedding Flowmeters are made for water, water/glycol mixtures, or low viscosity fluids. These units contain no moving parts to clog or wear, allowing for minimal maintenance in the field. View More Series DHC Differential pressure controller combining 3 features allowing the reduction of several instruments with one product, saving inventory, installation time, and cost. View More Series 685 Differential pressure transmitters are used to measure differential pressure and vacuum. The adjustable pressure range and output signal make it the ideal choice for installers and maintenance professionals. View More Series AT-MSX ATEX/IECEx Approved Magnesense® Differential Pressure Transmitter is versatile in monitoring pressure and air velocity in hazardous locations. View More Series IS/PX/TX The Insite™ Air/Liquid In-Line Flowmeter is available in a variety of materials including PVC, Aluminum, Brass, or 316 stainless steel, allowing it to be used in many different applications. View More Model CDSN Carbon Dioxide Transmitter accurately monitors the CO2 concentration and temperature in schools, office buildings, and other indoor environment to help achieve LEED® certification and energy savings. View More Series DM A wide range of DP transmitters are available factory calibrated to specific ranges, sensing the pressure of air and compatible gases and sends a standard 4-20 mA output signal. View More Series PMI Particulate Matter Transmitter View More Series RSME Designed for low differential pressure applications that require stringent pressure monitoring and alarming. View More Series RSMC StabiliSENSE™ Critical Room Status Monitor View More Series AT-MS In addition to being an extremely versatile transmitter that monitors pressure and air velocity in hazardous areas, it also includes field selectable English or metric ranges. View More Series AT-A3000 The flameproof and precise pressure switch/gage measures and controls positive, negative or differential pressures of air and compatible gases. View More Model F7-LPP Polypropylene vertical level switch for simple, cost effective control of the liquid level within a tank. Applications include water level monitoring, oil level control, chemical level indication sumps, standpipes, tank level control and high viscosity liquids View More Series AT-1800 Series AT-1800 ATEX/IECEx Approved Low Differential Pressure Switch combines small size with 2% repeatability. View More Series AT-605 ATEX/IECEx Approved Magnehelic® Differential Pressure Indicating Transmitter provides for both visual monitoring and electronic control of very low differential pressure in hazardous locations. View More Series AT-3000MR/MRS ATEX/IECEx Approved Photohelic® Switch/Gage combines the functions of a precise, highly repeatable differential pressure switch with a large easy-to-read analog pressure gage. View More Series AT-2000 ATEX/IECEx Approved Magnehelic® Differential Pressure Gages combines the popular Magnehelic® line with a flameproof enclosure to extend usage to hazardous locations. View More Series AT-ADPS ATEX/IECEx Approved Differential Pressure Switch designed for pressure, vacuum, and differential pressure applications in hazardous areas. View More Series UBT Non-Invasive Thermal Energy Monitoring is an economical clamp-on ultrasonic heat meter, an alternative to the traditional inline thermal energy meters. View More Series UFM2 Series UFM2 Compact Ultrasonic Flowmeters are economical, clamp-on, ultrasonic flowmeters. View More Series DFM The Series DFM Digital Flow Meter is the industry leader in the measurement of mass and volumetric flow rates of process gases. View More Series DFC Series DFC Digital Flow Controller supports up to 90 different user selectable gases and gas mixes. Applications include gas flow measurement and control, operating pumps and valves. View More Series WPTN Series WPTN Multi-Jet NSF Certified Plastic Water Meter is a series of plastic mechanical water totalizing meters with NSF certification. View More Series WVT The Series WVT Vertical Water Meter is a series of rotary piston water meters that display total water usage, operating in either horizontal or vertical mounting. View More Series RPME Room Pressure Monitor is designed for low differential pressure applications, configure to positive or negative pressure in protected environments and clean manufacturing areas. View More Series RPMC StabiliSENSE™ Critical Room Pressure Monitor is designed for critical low differential pressure applications that require stringent pressure monitoring and alarming. View More Model VP3 Model VP3 100 mm Vane Thermo-Anemometer Probe Wireless, Measures Velocity, Flow, Humidity, and Temperature View More Model RP3 Thermo-Hygrometer Probe, Wireless, Measures Humidity, Temperature, Dew Point, and Wet Bulb Temperatures View More Model AP3 Thermo-Anemometer Probe, Wireless, Measures Velocity, Flow, and Temperature View More Series MSX Pro The Series MSX Pro Magnesense® Differential Pressure Transmitter is the professional differential pressure transmitter meeting stringent industry standards with innovative global product design. View More Series MSX The Series MSX Magnesense® Differential Pressure Transmitter combines the stability and versatility of the original Series MS2 Magnesense® II transmitter for use in building control applications. View More Series DP3 The DP3 wireless differential pressure module is a compact, highly accurate, auto-ranging differential pressure module ideal for low flow applications. View More Series TABKIT The Series TABKIT combines all the essential heating, ventilation, and air conditioning test instruments to create the ultimate air and water balancing solution. View More Model TDFT Thermal Dispersion Flow Transmitter has continuous frequency output, it fits applications with pipe sizes from 1/2" to 2", featuring a 316L stainless steel housing for use in harsh environments. View More Series SL-2000 The SL-2000 Duct Smoke Detector is crucial for early detection of smoke, utilized in commercial, industrial and residential applications. View More Series AVPT Pencil Style Air Velocity Transmitter uses thermal anemometer technology to provide high accuracy and stable air velocity measurements in imperial and metric units View More Series CDTC The CDTC Communicating Carbon Dioxide Sensor combines the function of two room sensors into a single, compact housing. View More Series IEFB A field-adjustable insertion thermal energy meter using electromagnetic technology to accurately and reliably measure fluid velocity and energy consumption. View More Series WM2 & WMT2 A series of mechanical, water totalizing meters that display the total water usage, with pulsed output options. Allows for simplicity and accuracy with wide flow ranges. Applications include irrigation and water monitoring. View More Series A-IEF Indicating and full functional displays available to provide remote access IEF and IEFB measurements. View More Series 638R High-accuracy, low-cost pressure transmitters designed for HVAC-R markets. View More Series TDFS2 A thermal dispersion flow switch indicates whether the flow rate is above or below a user set flow rate. It has better reliability and life expectancy than mechanical flow switches. View More Series DFS2 Low limit freeze protection switches protect cooling coils in air handler systems by preventing frost build up. View More Model TBU-00 Temperature transmitter, field selectable, universal input, in-head mounting. View More Series AVLV Air Velocity Transmitter quickly and accurately measures air velocity or volumetric flow in imperial or metric units. View More Series TE-TNS Offered in both 304 and 316 stainless steel allows for superior corrosion resistance. View More Series RHPLC A compact economical sensor for the building automation market space. View More Series 629HLP Differential pressure transmitters suitable for measuring over-pressure, under-pressure, and differential pressure in compatible gases and liquids with 1% accuracy. View More