Advantage III

Gold Series
GTx116-P+
Airflow Measurement with Temperature & Alarm Capability
GTx116-P+ System
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UL_Logo
CE_Logo

Advantage III

Gold Series
GTx116-P+
Airflow Measurement with Temperature & Alarm Capability

The GTx116P+ is EBTRON’s topoftheline measurement solution for accurate and repeatable measurement in ducts and plenums. Ideal for outdoor air delivery monitoring and airflow tracking applications. Temperature and alarm capability plus unsurpassed product features and connectivity options make this the best choice for today’s high performance buildings.

  • Thermal Dispersion Technology
  • High Sensor Density
  • NIST‐traceable Calibration
  • %‐of‐reading Accuracy
  • Airflow and Status Alarm
  • 3‐year Warranty
  • Temperature Output Capability
  • Combination Analog/Network Models
  • Three Mounting Styles
  • Remote Transmitter with LCD Display

Typical Applications

  • Outdoor Air Delivery Monitoring
  • Differential Airflow Tracking
  • Hospital Pressurization
  • Laboratory Pressurization
  • Air Change Verification & Monitoring
  • System Performance Monitoring

Benefits

  • Comply with ASHRAE Standards
  • Demonstrate Code Compliance
  • Satisfy LEED Prerequisites and Credits
  • Provide Acceptable IAQ
  • Save Energy
  • Reduce Liability
  • Improve Performance

Product Highlights

  • Best Installed Accuracy
  • Low Airflow Capability
  • Volumetric or Mass Airflow Measurement
  • Longterm Stability
  • “Plug and Play” Operation
  • Intuitive User Interface
  • Waterproof Sensor Assembly
  • FEP Plenum Rated Cables

General

Probe and Sensor Node Configurations (max.)

2 probes x 8 sensor nodes/probe
4 probes x 4 sensor nodes/probe

Installed Airflow Accuracy¹

Ducts/Plenum: ±3% of reading
Non-ducted OA Intakes: better than or equal to ±5% of reading

P+ Sensor Density Rules

Sensor Node Averaging Method

Airflow: Independent, arithmetic average
Temperature: Independent, velocity weighted or arithmetic average

Listings

UL: UL 873 Listed
CE: European shipments only
BACnet International: BTL Listed (GTC116 and GTM116 transmitters)

Environmental Limits

Temperature:
Probes: -20 to 160 ºF [-28.9 to 71.1 ºC]
Transmitter: -20 to 120 ºF [-28.9 to 48.9 ºC]
Humidity: (non-condensing)
Probes: 0 to 100%
Transmitter: 5 to 95%

Individual Sensing Nodes

Sensing Node Sensors

Self-heated sensor: Precision, hermetically sealed, bead-in-glass thermistor probe
Temperature sensor: Precision, hermetically sealed, bead-in-glass thermistor probe

Sensing Node Housing

Material: Glass-filled Polypropylene (Kynar® with /SS option)
Sensor Potting Materials: Waterproof marine epoxy

Sensing Node Internal Wiring

Type: Kynar® coated copper

Airflow Measurement

Accuracy: ±2% of reading to NIST-traceable airflow standards (includes transmitter uncertainty)
Calibrated Range: 0 to 5,000 fpm [25.4 m/s]
Calibration Points: 16

Temperature Measurement

Accuracy: ±0.15⁰F [0.08 ⁰C] to NIST-traceable temperature standards (includes transmitter uncertainty)
Calibrated Range: -20 to 160 ⁰F [-28.9 to 71.1 ⁰C]
Calibration Points: 3

Sensor Probe Assembly

Tube

Material: Gold anodized 6063 aluminum (316 stainless steel with /SS option)

Mounting Brackets

Material: 304 stainless steel

Mounting Options & Standard Size Limits²

Insertion and Stand-off: 6 to 120 in. [152.4 to 3048 mm]
Internal: 8 to 120 in. [203.2 to 3048 mm]

Probe to Transmitter Cables

Type: FEP jacket, plenum rated CMP/CL2P, UL/cUL listed, -67 to 392 ⁰F [-55 to 200 ⁰C], UV tolerant
Standard Lengths: 10, 15, 20, 25, 30, 40 and 50 ft. [3.1, 4.6, 6.1, 7.6, 9.1, 12.2, and 15.2 m]
Connecting Plug: 13/16” [20.63 mm] nominal diameter with gold-plated connector pins

Transmitter

Power Requirement:

24 VAC (22.8 to 26.4 under load) @20V-A

Connector Receptacle Pins and PCB Connections:

Gold-plated receptacle pins, PCB interconnects, PCB edge fingers, and test points

User Interface:

16-character LCD display and 4 button interface

B.A.S. Connectivity Options

GTC116 Transmitter: Two field selectable (0-5/0-10 VDC or 4-20mA), scalable and isolated analog output signals (AO1=airflow, AO2=temperature or alarm) plus one field selectable (BACnet MS/TP or Modbus RTU) and isolated RS-485 network connection – Individual sensor node airflow rates and temperatures are available via the network
GTM116 Transmitter: Two field selectable (0-5/0-10 VDC or 4-20mA), scalable and isolated analog output signals (A01=airflow, A02=temperature or alarm) plus one isolated Ethernet (simultaneously supported BACnet Ethernet or BACnet IP, Modbus TCP and TCP/IP) network connection – Individual sensor node airflow rates and temperatures are available via the network
GTL116 Transmitter: One isolated Lonworks Free Topology network connection
GTD116 Transmitter: One USB connection for thumb drive data-logging of sensor node airflow rates and temperatures over specified time intervals

Airflow Alarm

Type: Low and/or high user defined setpoint alarm
Tolerance: User defined % of setpoint
Delay: User defined
Zero Disable: Alarm can be disabled when the airflow rate falls below the low limit cutoff value (unoccupied periods)
Reset Method: Manual or automatic
Visual Indication: Yes, LCD display
Network Indication: Yes (GTC116 and GTM116 only)
Analog Signal Indication: Yes, on AO2 assignment

System Status Alarm

Type: Sensor diagnostic system trouble indication
Visual Indication: Yes, LCD display
Network Indication: Yes (GTC116 and GTM116 only)
Analog Signal Indication: Yes, on AO2 assignment

EB-Link Infra-red Interface (with /EL option):

Provides individual airflow and temperature data to an EB-Link Reader
¹ Installed airflow accuracy is the actual system accuracy expected and includes sampling uncertainty of the sensor probes when installation meets or exceeds placement guidelines.
² Custom probes are available up to 192 inches. Sensing nodes/probe limitations apply on sizes greater than 120 inches to ensure structural stability of the probe tube and may not meet P+ sensor density rules. Contact factory for more information.

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