Propane / LPG Catalytic Sensor 2-10VDC 0-100%LEL AC/DC 24V 3-wire IP65 - MC2-D-P3480-A-1

MC2 Sensors Datasheet

Plug-and-play sensor unit designed for the continuous monitoring of combustible gases in non-Ex zones. Featuring cutting-edge catalytic bead (pellistor) sensor technology, it delivers highly accurate and reliable gas detection—ideal for industrial, commercial, and facility safety applications.

Equipped with digital signal processing, temperature compensation, and self-diagnostics, the MC2 ensures long-lasting performance and minimal maintenance. The sensor outputs a linear 4–20 mA or 2–10 V analog signal, making it compatible with most control systems and monitoring platforms.

🔍 Key Features

• ✅ Precise gas detection using catalytic bead technology (pellistor)

• ✅ Analog output: Selectable 4–20 mA or 2–10 V signal

• ✅ Digital signal processing for high accuracy and temperature stability

• ✅ Integrated self-control with internal watchdog monitoring

• ✅ Fast and easy calibration – either on-site or via sensor replacement

• ✅ Reverse polarity protected, short-circuit and overload-proof

• ✅ IP65 protection (with appropriate housing)

• ✅ Optional LCD display and open-collector outputs for external alarms

• ✅ Long sensor life: up to 5 years under normal conditions

• ✅ Developed according to SIL-compliant safety standards

🛠️ Applications

Ideal for use in:

• Industrial facilities

• Warehouses and storage rooms

• HVAC systems

• Mechanical and boiler rooms

• Parking garages

• Laboratories

• Anywhere combustible gas monitoring is required

⚙️ Technical Specifications

• Gas Types: Wide range, including Methane (CH₄), Hydrogen (H₂), Propane (C₃H₈), Ammonia (NH₃), and more

• Sensor Element: Pellistor (catalytic)

• Measuring Range: 0–100% LEL or ppm, depending on gas type

• Operating Temp: -30°C to +60°C

• Humidity: 0–95% RH (non-condensing)

• Power Supply: 18–29 V DC or 18–27 V AC (for 2–10 V output)

• Analog Output Load:

  • 4–20 mA: Load ≤ 500 Ω

  • 2–10 V: Load ≥ 50 kΩ

• Warranty: 1 year (sensor), 2 years (device)

🧩 Options & Accessories

• ✅ Optional LCD Display: Shows gas concentration levels in real-time

• ✅ Open-collector outputs: For alarm horn and warning lamp

• ✅ Various housing types (IP65 rated): Plastic or stainless steel

• ✅ Duct mounting kit & calibration adapter available

📦 Model Variants

Choose from a wide range of gases and measuring ranges, including:

• Methane (CH₄): 0–100% LEL

• Hydrogen (H₂): 0–100% LEL

• Propane (C₃H₈): 0–30% LEL or 0–5000 ppm

• Ammonia (NH₃): 0–20% or 0–100% LEL

• And many more – see full gas list in ordering information

🔌 Easy Integration & Maintenance

Thanks to its modular design and onboard microcontroller, the MC2 sensor unit can be:

• Swapped out without re-calibrating the system

• Calibrated easily on-site using integrated routines

• Integrated with standard analog systems using plug-and-play wiring

🛡️ Compliance & Certifications

• CE-certified and compliant with:

  • EN 50545:2017

  • EN 61010-1

  • ANSI/UL 61010-1

  • CAN/CSA-C22.2 No. 61010-1

• EMC Directive 2014/30/EU