Greystone Current Sensors

AC current SENSORS monitor line current for electrical loads and provide an output of 4-20 mA, 0-5 Vdc or 0-10 Vdc (model specific) to represent the load current.

Greystone Current Switches

AC current SWITCHES monitor line current for electrical loads such as pumps, conveyors, lighting, heaters or fans and close the output contacts when the trip point is exceeded.

Greystone CDD3 Carbon Dioxide Detectors with BACnet or Modbus

The CDD3 Series CO2 Detector w/ BACnet or Modbus Communciation. Low profile wall or duct mount enclosures and with optional Temperature and/or Relative Humidity sensing.

Greystone CDD4 Carbon Dioxide Detectors with Analog Output

Detects CO2 levels and provides a linear analog signal output of 4-20 mA, 0-5 or 0-10 Vdc signals. An optional LCD display is available.

Greystone CDD5 Carbon Dioxide Detectors with Temp RH and Analog Output

CO2/Humidity/Temperature transmitter incorporates three sensors in one attractive wall mount enclosure for the most efficient environmental monitoring.

Greystone CMD Carbon Monoxide Gas Detectors

Environmental, industrial and commercial indoor Carbon Monoxide (CO) gas detectors. Availbale in space and duct enclosures.

Greystone Duct and Outside Humidity Transmitters

The RH Series DUCT and OUTSIDE humidity transducers. For use in environmental monitoring and control systems. Optional temperature sensors.

Greystone RH 2% Dual Humidity/Temperature Transmitters

2% Accuracy humidity transmitter c/w temperature transmitter. Can be ordered with different outputs and temperature ranges.

Greystone RH 3% Dual Humidity/Temperature Transmitters

3% Accuracy humidity transmitter c/w temperature transmitter. Can be ordered with different outputs and temperature ranges.

Greystone RH 5% Dual Humidity/Temperature Transmitters

5% Accuracy humidity transmitter c/w temperature transmitter. Can be ordered with different outputs and temperature ranges.

Greystone AFS Pressure Switches

General purpose airflow proving switch designed for HVAC and Energy Management applications. It may be used to sense positive, negative, or differential air pressure.

Greystone GFS Pressure Switches

General purpose airflow proving switch designed for HVAC applications. Used to sense positive, negative, or differential air pressure.

Greystone LP3 Series Low Pressure Transducer

The LP3 Low Pressure Transmitter can be used to measure positive, negative or differential pressure in the ranges of 1.00" W.C. to 20" W.C.or 250 to 2000 Pa.

Greystone ULP Ultra Low Pressure Transducers

Ultra Low Pressure Transmitter is used to measure differential pressure in the ranges of 0.125" W.C. to 1" W.C. (30 to 250 Pa).

Greystone PGS Gauge Pressure Transmitters

Gauge pressure transmitter complete with a 2 wire 4-20mA output, various pressure ranges, 1/4” NPT connection and 2 foot cable.

Greystone WP Gauge/Differential Liquid Pressure Transmitters

Gauge or differential liquid pressure transmitters. Compatible with a wide range of liquids and gases.

Greystone LY General Purpose Relays

LY series general purpose relays. 10A switching capacity.

Greystone Miscellaneous Equipment

Damper End Switches, Loop Powered Indicator and WD Water Detector.

Greystone Immersion Sensor Accessories

Immersion sensor wells (stainless steel) and thermal joint compound.

Greystone Type 12 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 12: PT1000-1000 ohm Platinum, IEC 751, 385 Alpha, thin film.

Greystone Type 12 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 12: PT1000-1000 ohm Platinum, IEC 751, 385 Alpha, thin film.

Greystone Type 13 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 13: 1000 ohm Nickel.

Greystone Type 13 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 13: 1000 ohm Nickel.

Greystone Type 14 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 14: 10,000 ohm, Type 3, NTC Thermistor, ±0.2°C c/w 11K shunt resistor.

Greystone Type 14 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 14: 10,000 ohm, Type 3, NTC Thermistor, ±0.2°C c/w 11K shunt resistor.

Greystone Type 20 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 20: 20,000 ohm, NTC Thermistor, ±0.2°C.

Greystone Type 20 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 20: 20,000 ohm, NTC Thermistor, ±0.2°C.

Greystone Type 24 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 24: 10,000 ohm, type 2, NTC Thermistor, ±0.2°C.

Greystone Type 24 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 24: 10,000 ohm, type 2, NTC Thermistor, ±0.2°C.

Greystone Type 2 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 2: PT100-100 ohm Platinum, IEC 751, 385 Alpha, thin film.

Greystone Type 2 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 2: PT100-100 ohm Platinum, IEC 751, 385 Alpha, thin film.

Greystone Type 5 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 5: 1801 ohm, NTC Thermistor, ±0.2°C.

Greystone Type 5 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 5: 1801 ohm, NTC Thermistor, ±0.2°C

Greystone Type 6 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 6: 3000 ohm, NTC Thermistor, ±0.2°C.

Greystone Type 6 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 6: 3000 ohm, NTC Thermistor, ±0.2°C.

Greystone Type 7 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 7: 10,000 ohm, type 3, NTC Thermistor, ±0.2°C .

Greystone Type 7 Space Temperature Sensors

The TE200 Series space temperature sensors are available in a wide selection of enclosures with a variety of options. TYPE 7: 10,000 ohm, type 3, NTC Thermistor, ±0.2°C.

Greystone Type 8 Probe/OA Temperature Sensors

The TE200 Series temperature sensors offer a choice of precision platinum RTD's, IC's, or NTC thermistor sensors. Type 8: 2.252 K ohm, NTC Thermistor, ±0.2°C.

Greystone TE510 Copper Duct Average Temperature Transmitters - Deg F LCD

Temperature Transmitters c/w LCD Readout. Copper Duct Average Version.

Greystone TE510 Duct Probe Temperature Transmitters - Deg F LCD

Temperature Transmitters c/w LCD Readout. Duct Probe Version.

Greystone TE510 Flexible Duct Average Temperature Transmitters - Deg F LCD

Temperature Transmitters c/w LCD Readout. Flexible Duct Average Version.

Greystone TE510 Immersion Temperature Transmitters - Deg F LCD

Temperature Transmitters c/w LCD Readout. Immersion Probe Version.

Greystone TE510 O.S.A. Temperature Transmitters - Deg F LCD

Temperature Transmitters c/w LCD Readout. O.S.A. Version.

Greystone TE510 Strap-on Temperature Transmitters - Deg F LCD

Temperature Transmitters c/w LCD Readout. Strap-on Version.