B14 Gas Alarm Module Receiver: Flexible, Reliable Gas Monitoring for Any Facility

If you’re tasked with monitoring gas levels across multiple rooms or remote locations, the B14 Gas Alarm Module Receiver is your ideal solution. Designed to interface with industry-standard 4-20mA gas transmitters, the B14 offers a powerful, customizable platform for centralized gas monitoring—even when sensors are located up to 10,000 feet away.

Whether you’re working with transmitters that include a built-in display or not, the B14 ensures reliable, real-time visibility of gas levels from a safe, centralized point. Compatible with 38 different gases, this system provides unmatched flexibility for labs, manufacturing plants, water treatment facilities, and more.


What Makes the B14 Stand Out?

Centralized Display for Distributed Sensors

The B14 accepts signals from two, three, or four-wire 4-20mA transmitters—no matter the manufacturer. Whether you’re monitoring CO₂, ammonia, chlorine, hydrogen sulfide, or any other hazardous gas, the B14 can consolidate that data to a single, easy-to-read LED display showing concentrations in PPM, PPB, % Volume, or %LEL, depending on your specified configuration.


Key Features at a Glance

  • LED Display: Displays real-time gas concentration levels in the measurement unit of your choice.
  • Three Configurable Alarm Setpoints: With visual indicators (flashing and steady LEDs), you can monitor caution, warning, and critical thresholds.
  • Three Relay Outputs per Module: Assign relays to any alarm point and configure as latching, non-latching, fail-safe, or standard.
  • Trouble Alarm & Relay: Automatically detects signal loss or low 4-20mA input and activates a dedicated trouble alarm.
  • Remote Reset: Acknowledge alarms remotely using an unpowered contact or telemetry interface.
  • 24 VDC Transmitter Power: Supports both 2- and 3-wire transmitters with built-in power output.
  • Signal Retransmission: 4-20mA output is isolated from the input to prevent ground faults and signal interference.
  • DC-Powered (12–28 VDC): Flexible power input supports external power or optional internal supply and battery backup.

Customizable and Expandable

B14 systems are modular, allowing you to scale from a single gas detection point to a network of up to nine receivers in one enclosure. Based on your application and infrastructure, you can choose from the following enclosure sizes:

Enclosure SizeConfiguration Examples
Single Module1 receiver (DC power only)
Two Module2 receivers (user-supplied power) OR 1 receiver + 1 power supply
Three Module3 receivers OR 2 receivers + 1 power supply
Six Module6 receivers OR 4 receivers + 2 power supplies
Nine Module9 receivers (DC powered) OR 8 receivers + 1 high-wattage power supply

Note: All modules are mounted inside NEMA 4X enclosures using a 35mm DIN rail, ensuring a weather-resistant, secure housing for industrial environments.


Add-On Options for Enhanced Safety

The B14 supports a variety of accessories to expand your alerting system:

Audible & Visual Alarms

  • Internal Horn (12 VDC)
  • External Horns (120 VAC or 220 VAC)
  • Red or Amber Strobes (12 VDC, 120 VAC, or 230 VAC)

Battery Backup

  • Available in a separate NEMA 4X enclosure to keep your system running during power outages.

Power Supplies

  • Receiver Alarm Module Power Supply (00-0055): Powers up to 3 alarm modules
  • High Capacity Power Supply (28-0004): Supports up to 12 alarm modules

Custom Orders Made Easy

Each B14 module is custom-configured based on the gases and concentration ranges you specify. Whether you’re monitoring ammonia at 0–100 PPM or CO₂ at 0–5%, your module will be factory-calibrated and pre-configured to your specific needs.

Because of this customization, orders are placed directly through consultation. Just contact us to specify your sensors, ranges, and enclosure requirements, and we’ll configure a system tailored to your exact application.


Perfect for Multi-Room or Remote Monitoring

The B14 is ideal for any facility that needs gas monitoring in multiple zones but prefers a centralized monitoring hub. It’s widely used in:

  • Chemical processing facilities
  • Laboratories and clean rooms
  • Water and wastewater treatment plants
  • Agricultural operations
  • Food production facilities
  • Parking garages and confined spaces
  • Warehouses and loading docks

Why Choose the B14?

  • Unmatched Compatibility: Works with any 4-20mA gas sensor, regardless of brand or type
  • Extremely Customizable: Configurable for different gases, ranges, alarms, and outputs
  • Reliable Long-Distance Communication: Transmitter to receiver distance up to 10,000 feet
  • Compact and Modular Design: Scalable to grow with your application

Get Started Today

Need to monitor multiple gases across various zones from one location? The B14 Gas Alarm Module Receiver gives you complete visibility, alarm management, and control—all in a customizable, compact design.

You can find this product here: https://www.oxidationtech.com/b14-alarm-system.html

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