Our VisionGreystone’s vision is to design and manufacture a wide range of high quality products for sensing, measuring and transmitting of data related to temperature, humidity, pressure, current, air quality and hazardous gases.This vision is realized through dedication and rigid adherence to our quality standards, exemplary service provided to our customers, the genuine pride we take in our work and Greystone’s continued quest to advance the state of the industry through research and development.

•Our production procedures allow us to maintain the depth and flexibility to commit to Just-In-Time deliveries

•Follow strict adherence to our ISO 9001-2008 quality program and adhere to many environmental requirements

•NIST traceable calibration chambers

•5-year limited warranty on all manufactured products

Who We Are

• Established in 1983

• Based in Moncton, New Brunswick, Canada

• 2600m² manufacturing facility

• Employing over 100 full time administration, sales, production, engineering and support staff in 8 strategic locations

Where We Are

Moncton New Brunswick Canada

VancouverToronto

Moncton

Montreal

Head Office & FactoryMoncton, N.B.

Where We AreCanada/USA & International Offices

Pittsburgh, PA

Grand Rapids, MI

Indianapolis, IN

Dubai, UAE

Bangalore, India

Kuala Lumpur, Malaysia

Singapore

Product Offerings

BACnet®InterfaceHardware . . . . . . . . . . . . . . . . 2-wire RS-485Software . . . . . . . . . . . . . . . . . Native BACnet® MS/TP protocolBaud Rate . . . . . . . . . . . . . . . . 9600 to 115200MAC Address Range . . . . . . . 0-127

BACnet® / Modbus

ModbusInterface Hardware . . . . . . . . . . . . . . . . 2-wire RS-485 Software . . . . . . . . . . . . . . . . . Native ModBus MS/TP protocol

(RTU or ASCII) Baud Rate . . . . . . . . . . . . . . . . 300 to 115200 Slave Address Range . . . . . . . 1-255

TS/TE200 SeriesSensor Only

TX/TE500/511 SeriesSensor with TransmitterOptional LCD Display C°

Temperature

• Thermistors & RTD’s• Styles Include: Room, Duct,

Duct Average, Immersion, Strap-on, & OSA

• Various Probe Lengths• Multiple Enclosure Choices• Available Room Options:

Setpoint Adj., Override, Internal/External Comm. Jacks, Local Display

Temperature – TS/TE200 Series

•Platinum RTD Sensor – 100 or 1000 ohm •Transmitters With Several Temperature Ranges To

Select From•24 Vac/dc•4-20 mA, 0-5 Vdc or 0-10

Vdc

Temperature – TX/TE500 Series

• BACnet® or Modbus Communications

• Temperature Monitoring• Optional Humidity• Setpoint Adjustment• Manual Override with LCD

Status• LCD °C and %RH• 5 Position Fan Speed Switch

NTRC - Temperature and RH

• Space, Duct & OSA• Accuracy: 2,%, 3%, & 5%• Fast Response• Temperature Compensated• VOC Resistant• Optional Temperature Sensor

or Transmitter • LCD Display Available, %RH• Optional Setpoint Control

and Manual Override

Humidity – HRC, RH & SPC Series

• Temperature & Humidity• High Accuracy Thermistors &

RTD’s• Styles Include: Room, Duct,

Duct Average, Immersion, Strap-on, & OSA

• Various Probe Lengths• Multiple Enclosure Choices• LCD Display• Available Room Options:

Setpoint Adj., Override, Internal/External Comm. Jacks

High Accuracy

• Models For Monitoring Duct, Room or Building Pressure

• Ranges Available From 30 thru 2000 Pa (0.125” thru 20” wc)

• Offset Zero Models -125 to 125 Pa (i.e.: -0.5” to +0.5” wc)

• Field Selectable Ranges• Field Selectable Outputs• Optional LCD, Pa or ”wc• Optional Adjustable Relay Models• Optional BACnet® Communications

(RPC & ULP only)

Low Pressure Transmitters

• Analog or BACnet® Output• Ranges Available From +/-30 Pa

thru +/- 250 Pa (+/-0.125” thru +/-1”) 3 Field Selectable Analog Outputs

• Accuracy 1% FSO• LCD Display • Relay Output for Remote Alarm

with LED Indication• Silence Switch• Optional Pick-Up Port and

Remote Audible Alarm

RPC - Room Pressure Monitor

•Analog or BACnet® Output•Ranges Available from +/- 30

Pa thru +/- 250 Pa (+/-0.125” thru +/-1” wc)

•8 Selectable Unit or Bi-directional Ranges (Analog)

•3 Field Selectable Analog Outputs (Analog Model)

•Accuracy 1% FSO•LCD Display •Relay Output for Remote Alarm

ULP - Ultra Low Pressure Transmitter

• Gauge or Differential Models

• 4 Field Selectable Ranges

per Model• Pressure Ranges up to

3000 kPa, 30 Bar, 500 psig/D

• Corrosion Resistant 17-4PH S/S Sensor Construction

• Latched/Hinged Cover for Easy Access

• Optional LCD

• Pressure ranges available up to 68,947 kPa (10,000 psig)

• 24 Vdc, 4-20 mA, 2 Wire• Accurate to ±0.25% FSO• Corrosion Resistant

17-4PH S/S Construction

Liquid Pressure Transmitters

• Optional pressure ranges available• Range adjustment knob with increments• IP54 Enclosure • Includes 2 pick up tubes and 2 m of PVC

tubing

•2 Selectable Ranges – 16 m/sec & 8 m/sec•Linear 4-20 mA or 0-10 Vdc Output•AC/DC Voltage Supply•Telescopic Sensing Probe 50-185 mm •Temperature Output: 0-10 Vdc

Airflow Switches and Transmitter

• Switch or Sensor Models• Mini solid, Solid or Split-core Models• Up to 100 or 200 Amp Models• Switches - Go/No Go or Adjustable

Setpoint Models• Switches – AC/DC Switching and

High amp Switching Models

• Sensors – 4-20 mA, 0-5 or 0-10 Vdc Models

• Sensors – Fixed or Selectable Range Models

• Optional Snap-On Command Relay

Current Sensors & Switches

• Analog, BACnet® or Modbus• 8 Parameters to Select From for

Analog Version• 53 Parameters to Select From on

BACnet®/Modbus Versions• Supports 0.333V Safe CT’s or 5 AMP

CT’s• Measures up to 600 VAC Directly• Optional Onboard Data Logging• IP65 (NEMA 4) Enclosure

Power Monitor

• Various Analog Inputs to Pneumatic 3-15 psig Output

• Snap-Track or Enclosed Models

• Optional Pressure Gauge

Pneumatic Transducers

• Various Input/Output Signals• Relay Sequencers• Analog Isolation Modules• Analog Rescaling• Signal Conversion• Analog to Resistance

Signal Interfaces

• Models with Analog, BACnet® or Modbus Outputs

• CO₂, with Optional Temperature & Humidity Outputs

• Wall, Duct or OSA Mount Models• Optional Setpoint and/or Override• Optional On-Board Relay• Optional LCD Display• Decorative, Compact Enclosure• 5 Year Calibration Interval for CO₂

Carbon Dioxide Transmitters

• BACnet®® or Modbus Communication

• Menu Driven Set-up• 0-2000 PPM CO₂ Range• Optional Temperature & RH

Output• Patented Self-Calibration

Algorithm• Guaranteed 5 Year Calibration

Interval• Easily Field Calibrated

CDD3 - CO₂, Temp & RH with BACnet® or Modbus

• Optional BACnet® or Modbus Communications

• Surface or Duct Mount• 5 Field Selectable Ranges• Replaceable Electrochemical Sensor

Module• 3 Field Selectable Analog Outputs• Easy to Calibrate in the Field• LCD, Audible Alarm & Test Switch• Optional Field Adjustable Alarm Relays

CMD – Carbon Monoxide Monitor

•Optional Modbus Communications

• Range: 0-300 PPM @ 5% (0-500 PPM for Modbus)

• Electrochemical Sensor• Compact, IP65 Enclosure• Loop-powered 4-20 mA Signal• Easy to Calibrate in the Field• Optional Field Adjustable

Alarm Relays

CMD Carbon Monoxide Monitor

Nitrogen Dioxide Monitor

•Superior Electrochemical Sensor

•0-10 PPM Range•4-20 mA Output•Alarm Relay with Selectable

Trip Level•Easy to Field Calibrate•Compact, IP65 (NEMA 4X)

Enclosure

NDD Nitrogen Dioxide Monitor

• Room or Outside Mount• True Air Quality Monitor• Measures Total VOC’s• Direct Correlation to CO₂ levels• High Sensitivity and Fast Response• Linear and Stepped Analog Output• LCD to Display Air Quality Information• Optional Relay Output• Optional Temperature Sensor

AIR4 - Air Quality Monitor

• PhotoelectricDetector Heads

• Optional Sampling Tubes Up To 3m Metric

• UL, MEA, CSFM Listed

SL-2000 Duct Smoke Detector

Water Detectors

Water Detection

Damper End Switch (DES-100)

General Purpose Relays

Power Supplies (PS-100)

Miscellaneous Products

Implemented in 1994

Implemented in 2006

GreystoneQuality & Standards

Greystone Standards

1. Greystone’s Market Focus• Over 30 years designing, manufacturing and supplying HVAC sensors and transmitters• 100% of Greystone’s sales volume is HVAC sensors and transmitters• Greystone HVAC sensors and transmitters are listed by some of the foremost engineering companies

worldwide as their specification standard

2. Greystone’s Quality• Greystone has over 20 years manufacturing with an ISO 9001 Certified Quality Assurance program• 100% product testing done by Greystone prior to shipping to the customer• Greystone strives for a zero percent failure rate on manufactured products• Due to Greystone’s confidence in our design, manufacturing and testing procedures, Greystone

provides a limited warranty of 60 months (5 years)• Greystone meets or exceeds industry standards for HVAC sensors and transmitters3. Greystone’s Research & Development1. All Greystone products are designed & tested in-house2. The latest design tools are used for both hardware and software development3. All product designs utilize the highest quality sensors and components

Why Greystone?

4.Greystone’s Manufacturing•All Greystone products are manufactured in North America•All Greystone products are manufactured in our own facility which allows for 100% control over the manufacturing process, quality control and product delivery•Greystone produces all of our circuit boards in-house with the latest technology in surface mount and thru-hole equipment•Every circuit board Greystone manufactures goes through electronic QA inspection stations which inspect every component, alignment and solder joints, assuring zero defects due to human or machine error•All Greystone’s calibration and testing standards are NIST traceable5.Greystone’s Customer Focus•All Greystone’s sales people have technical backgrounds and have over 300 combined years of industry experience•Greystone has in-house product technical support and installation assistance to our customers worldwide•Greystone offers a state of the art online buying site•Greystone’s website has complete information on our company, our facilities, our people, our standards, complete product information specification and installation notes•Greystone offers custom design services to our customers to meet custom applications

Why Greystone?