Sensors

For measuring air velocity or volumetric flow in air ducts. Suited for primary plant (presetting the volumetric flow).

Flow switches are used to monitor the flow of fluids in hydraulic systems, especially in refrigeration and heat pumps, and are for use with condensers, boilers, and heat exchangers. Detect the flow of the medium to be monitored by means of a paddle. If th

DUCT CO2 ACTIVE, TEMP PASSIVE OUTPUT

Duct sensor for CO2 concentrations, temperature and relative humidity with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature and humidity sensing capability delivered as a separate 0

Duct sensor for CO2 concentrations, temperature and relative humidity with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature and humidity sensing capability delivered as a separate 0

Duct sensor for CO2 concentrations and temperature with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature sensing capability delivered as a separate 0 to 10 Volt output, and has a di

Duct sensor for CO2 concentrations and temperature with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature sensing capability delivered as a separate 0 to 10 Volt output. Not suited f

Duct sensor for CO2 and Volatile Organic Compounds (VOC) concentrations with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal and has a display. Not suited for safety applications.

Duct Sensor for CO2 and Volatile Organic Compounds (VOC) concentrations with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal. Not suited for safety applications.

Duct sensor for CO2 concentrations with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal. Not suited for safety applications.

ROOM CO2 ACTIVE, TEMP PASSIVE, DISPLAY

ROOM CO2 ACTIVE AND TEMPERATURE PASSIVE

Room sensor for CO2 concentrations, temperature and relative humidity with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature and humidity sensing capability delivered as a separate 0

Room sensor for CO2 concentrations, temperature and relative humidity with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature and humidity sensing capability delivered as a separate 0

Room sensor for CO2 concentrations and temperature with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature sensing capability delivered as a separate 0 to 10 Volt output, and has a di

Room sensor for CO2 concentrations and temperature with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal with temperature sensing capability delivered as a separate 0 to 10 Volt output. Not suited f

Room sensor for CO2 and Volatile Organic Compounds (VOC) concentrations with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal and has a display. Not suited for safety applications.

Room sensor for CO2 and Volatile Organic Compounds (VOC) concentrations with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal. Not suited for safety applications.

Room sensor for CO2 concentrations with a CO2 measuring range over 0 to 2000 parts per million (PPM). This unit delivers a 0 to 10 Volt DC signal. Not suited for safety applications.

The solar impact sensor is used as a reference sensor in heating, ventilation and air-conditioning facilities where compensation of solar radiation is required or desired. Solar compensation is necessary where buildings or building sections with large win

Hygrostats are used for controlling and monitoring relative humidity in facilities under HVAC control. They ensure duct humidity control within the selectable range of 15 to 95% relative humidity. The hygrostats do this by controlling humidification or de

Hygrostats are used for controlling and monitoring relative humidity in facilities under HVAC control. They ensure duct humidity control within the selectable range of 15 to 95% relative humidity. The hygrostats do this by controlling humidification or de

This Q-Series Duct Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It h

This Q-Series Duct Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It h

This Q-Series Duct Relative Humidity and Temperature Sensor with LCD display monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity and tem

This Q-Series Duct Relative Humidity and Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity and temperature sensing

This Q-Series Duct Relative Humidity & Temperature Sensor with LCD display monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity sensing i

This Q-Series Duct Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It ha

This Q-Series Duct Relative Humidity Sensor monitors and transmits changes in humidity to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It has a 2% accuracy rating and a 4

This Q-Series Duct Relative Humidity Sensor monitors and transmits changes in humidity to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It has a 2% accuracy rating and a 0

This Q-Series Duct Relative Humidity & Temperature Sensors monitor and transmit changes in humidity and temperature to the building control systems. These units are especially suited for applications where precise, stable humidity sensing is required. T

This Q-Series Duct Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It ha

This Q-Series Duct Relative Humidity and Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for applications where precise, stable humidity sens

This Q-Series Duct Relative Humidity Sensor monitors and transmits changes in humidity to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It has a 5% accuracy rating and a 4

This Q-Series Duct Relative Humidity Sensor monitors and transmits changes in humidity to the building control system. This unit is especially suited for applications where precise, stable humidity sensing is required. It has a 5% accuracy rating and a 0

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor with LCD display monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where h

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where high accuracy and

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where high accuracy and

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor with LCD display monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where h

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where high accuracy and

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor with LCD display monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where h

This Q-Series Outdoor Air Relative Humidity and Relative Humidity & Temperature Sensor monitors and transmits changes in humidity and temperature to the building control system. This unit is especially suited for HVAC applications where high accuracy and

This Q-Series Outdoor Air Relative Humidity Sensor monitors and transmits changes in humidity to the building control system. This unit is especially suited for HVAC applications where high accuracy and short response times for measuring relative humidity

This Q-Series Outdoor Air Relative Humidity Sensor monitors and transmits changes in humidity to the building control system. This unit is especially suited for HVAC applications where high accuracy and short response times for measuring relative humidity

Hygrostats are used for controlling and monitoring relative humidity in facilities under HVAC control. They ensure room humidity control within the selectable range of 30 to 90% relative humidity. The hygrostats do this by controlling humidification or de

Hygrostats are used for controlling and monitoring relative humidity in facilities under HVAC control. They ensure room humidity control within the selectable range of 30 to 90% relative humidity. The hygrostats do this by controlling humidification or de

Air differential pressure sensor with range of -0.25" WC to +0.25" WC and 4-20mA loop powered output for indoor/room/duct application.

Liquid Differential Pressure Sensor, 0-50 PSI, with 3 valve manifold, 4-20mA output for hydronic HVAC piping application.

Liquid Differential Pressure Sensor, 0-25 PSI, with 3 valve manifold, 4-20mA output for hydronic HVAC piping application.

Liquid Differential Pressure Sensor, 0-100 PSI, with 3 valve manifold, 4-20mA output for hydronic HVAC piping application.

Liquid Differential Pressure Sensor, 0-50 PSI, 4-20mA output for hydronic HVAC piping application.

Liquid Differential Pressure Sensor, 0-25 PSI, 4-20mA output for hydronic HVAC piping application.

Liquid Differential Pressure Sensor, 0-100 PSI, 4-20mA output for hydronic HVAC piping application.

Cable Temperature Sensor with Platinum 1K Ohm (385 alpha) sensing element. The sensor cable measures five feet.

Cable Temperature Sensor with NTC 10K Ohm, Type 2 sensing element. The sensor cable measure 6-1/2 feet.

Duct temperature sensor with a 4 to 20 mA output in a plastic housing. This unit has a 16-Inch (40 cm) probe.

Duct temperature sensor with a 0 to 10 Vdc output in a plastic housing. This unit has a 16-Inch (40 cm) probe.

Duct temperature sensor with an NTC 10K Ohm, Type II sensing element in a plastic housing. This unit has a 16-inch (40 cm) probe.

Fully active, flexible probe for averaging.

Duct Temperature Sensor with a 1K Ohm (385 Alpha) sensing element in a plastic housing. This unit has a 16.5-Ft (3 m) probe.

Duct Temperature Sensor with a 1K Ohm (385 Alpha) sensing element in a plastic housing. This unit has a 16-Inch (406.4 mm) probe.

Duct point temperature sensor with a 10K ohm NTC Type III sensing element. This unit has a 25-foot (7.6 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type III sensing element. This unit has a 16-foot (4.9 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type III sensing element. This unit has a 4-inch (10 cm) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type II sensing element. This unit has a 25-foot (7.6 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type II sensing element. This unit has a 16-foot (4.9 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type II sensing element. This unit has an 8-foot (2.4 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type II sensing element. This unit has an 18-inch (46 cm) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type II sensing element. This unit has an 8-inch (20 cm) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 10K ohm NTC Type II sensing element. This unit has a 4-inch (10 cm) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 1K ohm nickel (at 70 degrees Fahrenheit) sensing element. This unit has a 25-foot (7.6 m) probe, 2 x 4 electrical box housing construction and is Johnson Controls (JCI) compatible.

Duct point temperature sensor with a 1K ohm nickel (at 70 degrees Fahrenheit) sensing element. This unit has an 8-inch (20 cm) probe, 2 x 4 electrical box housing construction and is Johnson Controls (JCI) compatible.

Duct point temperature sensor with a 1K ohm nickel (at 32 degrees Fahrenheit) sensing element. This unit has a 25-foot (7.6 m) probe, 2 x 4 electrical box housing and is Siemens compatible.

Duct point temperature sensor with a 1K ohm nickel (at 32 degrees Fahrenheit) sensing element. This unit has a 16-foot (4.9 m) probe, 2 x 4 electrical box housing and is Siemens compatible.

Duct point temperature sensor with a 1K ohm nickel (at 32 degrees Fahrenheit) sensing element. This unit has an 18-inch (46 cm) probe, 2 x 4 electrical box housing and is Siemens compatible.

Duct point temperature sensor with a 1K ohm nickel (at 32 degrees Fahrenheit) sensing element. This unit has an 8-inch (20 cm) probe, 2 x 4 electrical box housing and is Siemens compatible.

Duct point temperature sensor with a 1K ohm nickel (at 32 degrees Fahrenheit) sensing element. This unit has a 4-inch (10.2 cm) probe, 2 x 4 electrical box housing and is Siemens compatible.

Duct point temperature sensor with a 1000 ohm platinum (385 alpha) sensing element. This unit has a 25-foot (7.6 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 1000 ohm platinum (385 alpha) sensing element. This unit has a 16-foot (4.9 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 1000 ohm platinum (385 alpha) sensing element. This unit has an 8-foot (2.4 m) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 1000 ohm platinum (385 alpha) sensing element. This unit has an 18-inch (46 cm) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 1000 ohm platinum (385 alpha) sensing element. This unit has a 4-inch (10.2 cm) probe and 2 x 4 electrical box housing construction.

Duct point temperature sensor with a 1000 ohm platinum (385 alpha) sensing element. This unit has an 8-inch (20 cm) probe and 2 x 4 electrical box housing construction.

Duct Temperature Sensor, NTC 100K Ohm Type 2, 3" probe, for Commissioning Only, 50-Pack

Duct Temperature Sensor, NTC 10K Ohm Type 2, 3" probe, for Commissioning Only, 50-Pack

This Changeover/Remote Sensor is for use with RCC, RCU, and RDU Temperature Controllers.

Immersion well temperature sensor with 10K ohm Type III sensing element in an all-metal housing. Probe is 6 inches (15 cm) long.

Immersion well temperature sensor with 10K ohm Type III sensing element in an all-metal housing. Probe is 4 inches (10 cm) long.

Immersion well temperature sensor with 10K ohm Type III sensing element in an all-metal housing. Probe is 2.5 inches (5 cm) long.

Immersion well temperature sensor with 10K ohm, Type II sensing element in an all-metal housing. Probe is 6 inches (15 cm) long.

Immersion well temperature sensor with 10K ohm, Type II sensing element in an all-metal housing. Probe is 4 inches (10 cm) long.

Immersion well temperature sensor with 10K ohm, Type II sensing element in an all-metal housing. Probe is 2.5 inches (5 cm) long.

Immersion well temperature sensor with 1K ohm nickel sensing element (at 32 degrees Fahrenheit) in an all-metal housing. This sensor is Siemens compatible and measures 6 inches (15 cm) long.

Immersion well temperature sensor with 1K ohm nickel sensing element (at 32 degrees Fahrenheit) in an all-metal housing. This sensor is Siemens compatible and measures 4 inches (10 cm) long.

Immersion well temperature sensor with 1K ohm nickel sensing element (at 32 degrees Fahrenheit) in an all-metal housing. This sensor is Siemens compatible and measures 2.5 inches (5 cm) long.

Immersion well temperature sensor with 1K ohm platinum (385 alpha) sensing element in an all-metal housing. The probe is 6 inches (15 cm) long

Immersion well temperature sensor with 1K ohm platinum (385 alpha) sensing element in an all-metal housing. The probe is 4 inches (10 cm) long

Immersion well temperature sensor with 1K ohm platinum (385 alpha) sensing element in an all-metal housing. The probe is 2.5 inches (5 cm) long

Surface-mounted pipe sensor with NTC Nickel 10K ohm sensing element and 2 x 4 utility box metal housing.

Surface-mounted pipe sensor with NTC 10K ohm sensing element and 2 x 4 utility box metal housing.