The speed of the supply fan is modulated to maintain a duct static pressure of 1.50 in. SPDT and modulating outputs available. Our sensing element design consists of four piezoresistors on a chemically etched silicon diaphragm. All airflow sensors operate on heat transfer — flow and differential pressure. Please enable scripts and reload this page. 1 available. Hide Filters Clear all. It is available in duct mount, panel mount or universal mount configurations. Honeywell's broad range of sensors measure the temperature, humidity, carbon monoxide (CO), carbon dioxide (CO2) and pressure to bring climate-controlled air into a room. This provides rapid response to the air or gas flow and amount and direction, delivering a proportional output voltage. P7645 SERIES – VALUE They can be duct-mounted or wall-mounted, and offer excellent linearity with long term stability and reliability. The amount of air delivered to the zone at any given damper position is dependent on the static pressure in the supply air duct (physical position stops, range stop pins, are used to wg so that the pressure at the inlet of the VAV terminal unit is 0.80 in. Steam Traps & Specialties. HONEYWELL INTERNATIONAL INC. (Charlotte, NC, US) Claims: The embodiments of the invention in which an exclusive property or right is claimed are defined as follows: 1. Honeywell has the HVAC industry's most comprehensive line of building controls, valves, actuators, dampers, sensors, economizers, variable frequency drives and temperature control products Pressure Sensors Complete board mount or heavy duty pressure measurement solutions; easily configurable with wide choice of ports, connectors, outputs, & pressure ranges. The parts shown are live links. Replacement devices are available for most models. With over 1.8 million parts in stock, Kele makes it easy to avoid project delays. Free Shipping Now! Free shipping. Our expertise with sensory type devices and custom design engineering capability has complimented many original equipment manufacturers for … Silicon chip design is created from thin-film, thermally isolated bridge structure, containing both heater and temperature sensing elements. All airflow sensors operate on heat transfer — flow and differential pressure. Reliable, accurate measurement and control of differential liquid pressure. w.c./0 … Filter By. About this item. Greystone has manufactured HVAC sensors and transmitters for over 30 years for building and energy management systems. Torque Transducers From basic torque telemetry to advanced digital measurement, Honeywell has been designing rotary & reaction torque transducers for more than 50 years. VAV Electric Duct Sensors. Measuring air velocity requires the use of the P7650L velocity pick-up probe. Heating ... item 9 Dwyer 4310 Capsuhelic Differential Pressure Gauge 5-0-5in-h2o 8 - Dwyer 4310 Capsuhelic Differential Pressure Gauge 5-0-5in-h2o. The 4-20 mA signal from this device will be fed into a UCM-420A Setpoint Controller, which in turn will control the speed of the fan by sending a … You may be trying to access this site from a secured browser on the server. Honeywell P7640 Series Pressure Sensors in stock at Galco! Therefore, when there is no pressure in the duct, the input will be 4 mA and when the static pressure in the duct is 3" W.C., the input will be 20 mA. Gage versions are referenced to atmospheric pressure and provide an output proportional to pressure variations from atmosphere. On a call for full pressure, the fan runs at full speed. Kele carries duct static pressure sensors and pressure accessories to fit your specifications. Vaisala Humidity Transmitters. Marketing Information Reliable, accurate measurement and control of differential air pressure, Reliable, accurate measurement and control of differential liquid pressure, Product Resources for MLH Gauge Pressure Sensors, Dry media sensors used in applications where you want to measure extremely low pressure such as: building/room pressure, air flow, variable air volume filter status, and duct pressure, Ideal for clean rooms, hospitals, fume hoods and computer rooms, Available in panel mount (P7640A), duct mount (P7640B) and universal mount (P7640U), Selectable fast or standard response time, Duct mount model comes with factory installed duct probe, The Universal model comes with attachable duct probe and can be used in either panel or duct mounting application, Use to monitor and control pump differential pressure, chiller/boiler differential pressure drop and chilled water/hot water system differential pressure, Provides excellent system compatibility and increased jobsite flexibility while allowing you to stock fewer models, Ideal for measuring pressure across pumps, filters, heat exchangers, compressors and other non-corrosive wet media applications, Rugged, die-cast enclosure provides NEMA 4 sealing, All models offer both push button and digital input to zero the output, Jumper-selectable output switch for normal or reverse operation provides application flexibility, Available in pressure ranges up to 1000 psi, All metal wetted parts for use in a wide variety of fluid applications, No internal elastomeric seals mean no o-ring compatibility issues, Reverse polarity and overvoltage protection protects against reversed excitation, High speed measurement with less than 2 ms response time. Please contact Customer Care for assistance. Pressure Sensors Complete board mount or heavy duty pressure measurement solutions; easily configurable with wide choice of ports, connectors, outputs, & pressure ranges. The P7640A Panel Mount, P7640B Duct Mount, and P7640U Universal Differential Pressure Sensors provide reliable, accurate measurement and control. From the fully featured P7660 to value-priced accuracy and performance of the P7645, Honeywell dry pressure sensors allow flexibility in mounting and easy installation. Duct and panel models have two pressure and velocity options with four field-selectable sub-ranges. The parts shown are live links. Honeywell’s P7650 sensor can measure either air pressure or velocity. The absolute versions have an internal vacuum reference and an output value proportional to absolute pressure. Temperature Transmitter, Pt100, with immersion probe (PZ171) Temperature Transmitter, Pt100, with air duct probe (PZ177) Workstation software, SynOpsys. Our sensing element design consists of four piezoresistors on a chemically etched silicon diaphragm. Duct pressure switches automatically start and stop auxiliary devices like electronic air cleaners, duct heaters, humidifiers, exhaust fans and duct booster fans. 1. DWYER Static Pressure Tips and Pitot tubes for duct differential pressure measurement. Learn More Documentation Sizing Tool. Time left. It is available in duct mount, panel mount or universal mount configurations. Two sensors are required to monitor pressure across coils, filters, blowers, etc. Honeywell TruStability® Silicon Pressure Sensor portfolio has been expanded to include new sensors capable of measuring ultra-low pressures from ±2.5 mbar to ±40 mbar [±1 inH20 to ±30 inH20] with the new HSC High Accuracy Silicon Ceramic (HSC) Series and Standard Accuracy Silicon Ceramic (SSC Static Pressure Sensors, Pitot Tubes & Gauge Fluids ... Thermometers. https://buildingcontrols.honeywell.com/subcategory/sensors/Pressure-Sensors Honeywell PP905B1008 - Static Pressure Sensor used with RP920/RP908 - Two-pipe, direct- or reverse-acting, low- or high-capacity controller used with pneumatic actuators to regulate static or differential pressure in central fan installations. The P7640A Panel Mount and P7640B Duct Mount Differential Pressure Sensors provide reliable, accurate measurement and control. SPDT and modulating outputs available. The universal model comes in one pressure/velocity range with seven field selectable sub-ranges. Notes: All Electric DDC—Duct Static Pressure Control The controller uses a static pressure sensor located in the supply duct (at the end of the longest run) to modulate the supply fan to control duct static pressure. Vav boxes connected to the air or gas flow and amount and direction, delivering a proportional output voltage increases. 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