Explosion Proof Duct Sensor in Kuwait | HVAC Duct Sensors KSA
The HKD Series Explosion-Proof Duct Temperature & Humidity Sensor provides accurate temperature, relative humidity, and dew-point monitoring in hazardous HVAC and industrial process-air systems. As a reliable Explosion Proof Duct Sensor in Kuwait, it supports refineries, oil and gas facilities, petrochemical plants, hydrogen stations, chemical processing, cleanrooms, compressor systems, laboratories, power plants, and hazardous storage areas.
The sensor uses a durable 316L stainless-steel duct flange probe that extends directly into the airflow. It measures temperature from −40°C to +150°C, relative humidity from 0% to 100% RH, and dew point from approximately −60°C to +90°C.
Flexible outputs include 4–20 mA, 0–5 V, 0–10 V, and RS485 Modbus-RTU. The transmitter can send temperature, humidity, and dew-point values to PLCs, DCS platforms, SCADA systems, industrial displays, BMS controllers, and data-acquisition equipment.
Atex Hub supplies Explosion Proof Duct Sensors across Kuwait City, Ahmadi, Shuaiba, Mina Al Ahmadi, Al Zour, Jahra, Hawalli, Farwaniya, and throughout Kuwait, as well as the UAE, Saudi Arabia, Qatar, Oman, Bahrain, Europe, Africa, and worldwide.
What Is the HKD Series Explosion-Proof Duct Sensor?
The HKD Series is an industrial duct-mounted transmitter designed to measure temperature, humidity, and dew point in air and compatible gases.
The system includes:
- 316L stainless-steel insertion probe
- Duct-mounting flange
- Temperature-sensing element
- Relative-humidity element
- Dew-point calculation
- Explosion-protected transmitter housing
- Optional local display
- Analogue and digital outputs
- Adjustable probe and cable options
The probe installs inside the ventilation duct, pipeline, process chamber, or air-handling system. The transmitter processes the measurements and sends them to the connected industrial control system.
Key Features of the Explosion Proof Duct Sensor
The Explosion Proof Duct Sensor combines high-temperature capability, corrosion-resistant construction, fast digital communication, and flexible signal outputs.
- Temperature range from −40°C to +150°C
- Relative-humidity range from 0% to 100% RH
- Recommended continuous humidity below 95% RH
- Dew-point range from approximately −60°C to +90°C
- Temperature accuracy of approximately ±0.1°C
- Humidity accuracy options of approximately ±1.5% RH or ±2% RH
- Dew-point accuracy of approximately ±2°C Td
- 316L stainless-steel duct probe
- Suitable for air and compatible gases
- Duct flange mounting
- Pressure resistance up to approximately 16 bar
- 4–20 mA output
- 0–5 V output
- 0–10 V output
- RS485 Modbus-RTU communication
- Simultaneous digital temperature, humidity, and dew-point data
- Fastest acquisition interval of approximately one second
- Optional dot-matrix LCD display
- Adjustable Modbus baud rate
- Customisable probe length
- Customisable cable length and material
- Replaceable protective probe cover
- Low power consumption below approximately 0.5 W
- Suitable for PLC, DCS, BMS, SCADA, and industrial displays
How Does the HKD Duct Sensor Work?
The Explosion Proof Duct Sensor in Kuwait measures the air conditions inside an HVAC duct or industrial gas pipeline.
The operating sequence includes:
- The stainless-steel probe extends into the moving air or gas.
- The temperature element measures the process temperature.
- The humidity element detects the moisture level.
- Internal electronics compensate and process both readings.
- The transmitter calculates the dew-point value.
- Analogue outputs transmit selected measurement combinations.
- RS485 communication sends temperature, humidity, and dew point simultaneously.
- The control system displays, records, or regulates the process.
The connected system can use the readings to:
- Start ventilation equipment
- Control industrial heaters
- Operate cooling systems
- Activate dehumidifiers
- Adjust duct dampers
- Trigger temperature alarms
- Detect high humidity
- Prevent condensation
- Monitor gas drying
- Maintain cleanroom conditions
- Protect equipment from moisture
- Record environmental trends
Applications of the Hazardous Area Duct Sensor
The Hazardous Area Duct Sensor supports humidity, temperature, and dew-point monitoring in industrial air and gas systems.
- HVAC ducts: Measures supply, return, and exhaust-air conditions.
- Air-handling units: Supports heating, cooling, humidity, and ventilation control.
- Oil and gas facilities: Monitors process buildings, shelters, and gas systems.
- Refineries: Measures moisture and temperature in industrial ventilation and pipeline applications.
- Petrochemical plants: Supports air, gas, and process-environment monitoring.
- Hydrogen production stations: Measures moisture and dew point in compatible gas systems.
- Hydrogen supply stations: Supports gas quality and environmental monitoring.
- Compressed-air systems: Measures temperature, humidity, and dew point in pressurised air.
- Pressure pipelines: Provides online moisture measurement up to approximately 16 bar.
- Vacuum equipment: Supports moisture monitoring in compatible process systems.
- Cleanrooms: Maintains controlled temperature and humidity conditions.
- Pharmaceutical plants: Supports production, storage, and environmental monitoring.
- Nitrogen systems: Measures moisture and dew point in compatible nitrogen lines.
- Power plants: Supports generator, compressed-gas, and HVAC monitoring.
- Chemical processing: Measures air and gas conditions in demanding industrial areas.
- Electronic manufacturing: Controls moisture around sensitive production processes.
- SF6 gas systems: Supports micro-moisture measurement in compatible switchgear applications.
- Synthetic ammonia plants: Monitors moisture in compatible industrial gas systems.
Technical Specifications of the HKD Series Duct Sensor
| Specification | Product Details |
|---|
| Product Name | HKD Series Explosion-Proof Duct Temperature & Humidity Sensor |
| Reference Model Family | HG808-D |
| Product Type | Duct-mounted temperature, humidity, and dew-point transmitter |
| Measured Media | Air and compatible gases |
| Temperature Range | −40°C to +150°C |
| Temperature Accuracy | Approximately ±0.1°C at 20°C |
| Relative-Humidity Range | 0–100% RH |
| Recommended Humidity | Below 95% RH for continuous measurement |
| Humidity Accuracy | ±1.5% RH or ±2% RH at 20°C and 10–90% RH |
| Dew-Point Range | Approximately −60°C to +90°C |
| Dew-Point Accuracy | Approximately ±2°C Td |
| Analogue Outputs | 4–20 mA, 0–5 V, or 0–10 V |
| Digital Output | RS485 Modbus-RTU |
| Analogue Measurement Pair | Humidity and temperature or dew point and temperature |
| RS485 Measurement Values | Temperature, humidity, and dew point |
| Supply Voltage | 10–28 VDC |
| Power Consumption | Below 0.5 W |
| Pressure Resistance | Up to approximately 16 bar |
| Probe Material | 316L stainless steel |
| Installation Type | Duct flange or pipeline insertion |
| Display | Optional dot-matrix LCD |
| Resolution Options | 0.01°C or 0.1°C; 0.01% RH or 0.1% RH |
| Acquisition Speed | As fast as one second |
| Baud Rates | 1200–115200 bps |
| Transmitter Temperature | Approximately −20°C to +60°C |
| Transmitter Humidity | 0–95% RH, non-condensing |
| Probe Length | Customisable |
| Cable Length | Customisable |
| Primary Applications | HVAC, compressed gas, cleanrooms, hydrogen and process monitoring |
Output and Communication Options
The HKD Series offers several output formats for different monitoring and control systems.
4–20 mA Output
The 4–20 mA output provides:
- Reliable long-distance signal transmission
- Good resistance to electrical interference
- Easy PLC and DCS integration
- Simple fault monitoring
- Compatibility with industrial displays
0–5 V and 0–10 V Outputs
Voltage outputs suit:
- HVAC controllers
- Building Management Systems
- Local control panels
- Shorter cable distances
- Analogue data-acquisition equipment
RS485 Modbus-RTU
RS485 communication provides:
- Simultaneous temperature, humidity, and dew-point values
- Multi-sensor network capability
- Digital communication with PLC and SCADA systems
- Adjustable baud rate
- Reduced analogue wiring
- Remote data monitoring
- Fast acquisition intervals
Selection, Installation and Maintenance
Correct sensor selection and mounting help maintain stable measurements and long-term performance.
- Select the required humidity accuracy.
- Choose the appropriate temperature and dew-point ranges.
- Select 4–20 mA, 0–5 V, 0–10 V, or RS485 output.
- Confirm whether analogue and RS485 outputs are required together.
- Choose the correct probe length for the duct or pipeline.
- Select a suitable protective probe cover.
- Confirm compatibility with the measured gas.
- Verify that the process pressure remains below 16 bar.
- Install the probe where representative airflow reaches it.
- Keep the sensing section away from the duct wall.
- Avoid mounting directly beside heating or cooling coils.
- Avoid locations with severe turbulence.
- Install the duct flange securely.
- Protect the probe and transmitter from mechanical impact.
- Use approved cable entries for the installation area.
- Keep signal wiring away from high-voltage cables.
- Configure the Modbus address and baud rate.
- Verify all outputs during commissioning.
- Compare readings with calibrated reference instruments.
- Inspect the probe cover for dust, oil, and contamination.
- Clean or replace the protective cover when required.
- Do not expose the transmitter body to temperatures above its operating limit.
- Allow trained technicians to service and calibrate the sensor.
Certifications, Standards and Compliance
Why Choose Atex Hub for Explosion Proof Duct Sensors?
Atex Hub supplies Explosion Proof Duct Sensors for HVAC, air-handling, gas, process-air, compressed-air, humidity, temperature, and dew-point monitoring.
- Supplies Explosion Proof Duct Sensors across Kuwait
- Covers Kuwait City, Ahmadi, Shuaiba, Mina Al Ahmadi, Al Zour, Jahra, Hawalli, and Farwaniya
- Provides temperature, humidity, and dew-point measurement
- Supplies 316L stainless-steel duct probes
- Offers 4–20 mA, voltage, and RS485 output options
- Supports pressurised systems up to approximately 16 bar
- Provides sensors for air and compatible industrial gases
- Supplies LCD displays, controllers, gateways, and communication accessories
- Supports PLC, DCS, SCADA, and BMS integration
- Provides customised probe and cable lengths
- Assists with output, accuracy, probe, pressure, and installation selection
- Supplies projects across the GCC, Europe, Africa, and worldwide
Frequently Asked Questions
1. What is the HKD Series duct sensor?
The HKD Series is an industrial transmitter that measures temperature, humidity, and dew point inside ducts and gas pipelines.
2. Is it suitable as an Explosion Proof Duct Sensor in Kuwait?
Yes. The Explosion Proof Duct Sensor in Kuwait supports hazardous HVAC, gas, compressed-air, cleanroom, and process-monitoring applications.
3. What temperature range does it measure?
The sensor measures temperatures from −40°C to +150°C.
4. What humidity range does it support?
It measures approximately 0–100% RH, with continuous operation recommended below 95% RH.
5. Does it measure dew point?
Yes. It measures dew point from approximately −60°C to +90°C.
6. Which output signals are available?
Available outputs include 4–20 mA, 0–5 V, 0–10 V, and RS485 Modbus-RTU.
7. What probe material does it use?
The duct probe uses corrosion-resistant 316L stainless steel.
8. Can it operate in pressurised pipelines?
Yes. It supports process pressure up to approximately 16 bar.
9. Does it include a local display?
An optional dot-matrix LCD display provides local temperature, humidity, and dew-point indication.
10. Can Atex Hub supply a complete monitoring solution?
Yes. Atex Hub supplies the sensor, display, controller, gateway, mounting flange, cable accessories, and integration components.
Conclusion
The HKD Series Explosion-Proof Duct Temperature & Humidity Sensor provides reliable environmental and process-gas measurement for industrial HVAC, compressed-air, hydrogen, cleanroom, and hazardous process systems.
It measures temperature from −40°C to +150°C, relative humidity from 0% to 100% RH, and dew point from approximately −60°C to +90°C. The 316L stainless-steel probe, pressure resistance up to 16 bar, and customisable duct-flange design support demanding industrial installations.
Flexible outputs include 4–20 mA, 0–5 V, 0–10 V, and RS485 Modbus-RTU. These options simplify connection with PLCs, DCS platforms, SCADA systems, BMS controllers, displays, and data-acquisition equipment.
For organisations seeking an Explosion Proof Duct Sensor in Kuwait, the HKD Series supports refineries, petrochemical plants, hydrogen facilities, compressed-air systems, cleanrooms, laboratories, power plants, chemical facilities, and industrial HVAC systems.
Atex Hub supplies ATEX Duct Sensors across Kuwait, the GCC, Europe, Africa, and worldwide.
