What is the typical coverage area?

The typical coverage area is between 5000 to 7500 square feet.

How is the sensor calibrated?

Calibration can be performed via onboard push-buttons (LCD model) or using the optional A-449 display.

NITROGEN DIOXIDE GAS TRANSMITTER

Name: DWYER GSTA-C /GSTC-N-LCD SERIES GSTA & GSTC CARBON MONOXIDE/NITROGEN DIOXIDE GAS TRANSMITTER
Brand: BNSENS Co., Ltd.
SKU: 2147413862

Jiangsu, ChinaBNSENS Co., Ltd.

US$470.00-680.00

1 Piece

Sample price:US$480.00/piece.Request sample

Product profile

Customization

Available

Type

Wall-Mounted Current Type

Measuring Medium

GAS

Model NO.

GSTA-C

Display Type

LCD

Accuracy

CO: 2% FS, NO2: 3% FS, at the time of calibration

IP Rating

IP64

Certification

Customized

Non-Customized

Condition

Original New

Sensor

Field replaceable electrochemical, 4 years typical

Range

NO2: 10 PPM; GSTA CO: Switch selectable 200 or 500

Response Time

<45 s to 90% CO, <25 s to 90% NO2

Temperature Limits

-4 to 122°F (-20 to 50°C).

Humidity Limits

15 to 90% RH constant; 0 to 99% RH intermittent

Power Requirements

GSTA: Current output: 10-35 VDC, Voltage output: 1

Output Signals

GSTA: Switch selectable 4-20 mA (loop powered), 0-

Output Drift

<5% per year in air

CoverageArea

5000 to 7500 sq ft typical

ElectricalConnection

Removable terminal block, knockouts for conduit fi

Housing

UV resistant glass filled polycarbonate

Transport Package

Carton

Specification

1 lb (0.45 kg)

Trademark

DWYER

Origin

Amercia

Key features

Field Replaceable Sensors: Industrial grade electrochemical sensors are field replaceable with a typical 4-year lifespan.

Multi-Protocol Compatibility: GSTC models support BACnet MS/TP or Modbus RTU/ASCII for seamless building management integration.

High Accuracy Calibration: CO accuracy is 2% FS and NO2 is 3% FS, with field calibration capability via optional A-449 display.

Versatile Output Options: GSTA offers switch selectable 4-20 mA, 0-5 V, or 0-10 V outputs to suit various control systems.

Wide Coverage Area: Typical coverage area ranges from 5000 to 7500 square feet for efficient gas monitoring.

Robust Housing Design: UV resistant glass-filled polycarbonate housing ensures durability in harsh industrial environments.

Fast Response Time: Rapid detection with response time under 45 seconds for CO and under 25 seconds for NO2.

CE Certified Safety: Product holds CE certification, ensuring compliance with European safety and quality standards.

Company profile

Importers and ExportersFast DeliveryQuality Assurance100% Finished Products Inspection

BNSENS Co., Ltd.

Jiangsu, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤2.69h

AI-Powered supplier vetting

SummaryBNSENS Co., Ltd. is identified as a Chinese manufacturer/factory in Jiangsu specializing in sensors and transmitters for pressure, level, temperature, flow, current, switching, and position applications. The supplier describes MEMS and independently developed ASIC expertise, a U.S.-based R&D center, and supply or cooperation relationships involving Emerson, SICK, TSMC, Siemens, Infineon, and Rohm. Its products are reported as serving multiple industrial sectors, and an audit was conducted by BV; however, the audit result and type are provided only as codes, so certification or compliance conclusions cannot be made. Information on after-sales service, financial credibility, quality systems, customization, sustainability, and several R&D services is insufficient. The stated registered capital is omitted from this assessment for privacy.

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a high-tech enterprise specializing in sensor development, manufacturing, and trade. Its stated business scope is Electrical & Electronics, and its listed products cover multiple sensor and transmitter categories.

R&D capabilityBNSENS describes a sensor R&D center in Minnesota, core MEMS-chip technology, independently developed ASIC chips, German-origin production-line introduction, and development of additional industrial-control sensors. These statements provide explicit evidence of R&D and technology activity, although the scope and verification of the capabilities are not further documented.

Production capacityThe supplier is classified as a factory and states that it develops and manufactures a broad range of sensor products. Its history includes a sensor production-line introduction and factory relocation, while reported use across oil, gas, power, chemical, metallurgy, food, environmental protection, aerospace, and municipal applications supports production experience; actual capacity, equipment scale, and output data are not provided.

Client casesThe supplier reports that its products are used across numerous industries and cites relationships or sales involving Emerson, SICK, TSMC, Siemens in Vietnam, Infineon, and Rohm. These are explicit customer or business-cooperation claims, but the slices do not provide project details, order scope, duration, or independently verified case evidence.