GENERAL MONITORS 71100-30 Uv Ir Flame Detectors Uv/ir FL3100-321-100-12

( Brand: General Monitors ), ( Manufacturer Part Number: 71100-30 ), ( Part Type: Uv Flame Detector ), ( Country Of Origin: United States )

Review GENERAL MONITORS Uv/ir Flame Detectors Part No

The **General Fire Systems 71100-30 UV/IR Flame Detector (Model FL3100-321-100-12)** is a high-performance, dual-technology fire detection device designed to provide unparalleled reliability and early warning capabilities in critical environments where fire safety is paramount. Engineered to meet stringent industry standards, this detector combines **ultraviolet (UV) and infrared (IR) sensing technologies** to deliver superior sensitivity and accuracy in detecting open flames, making it ideal for applications where traditional smoke detectors may fall short. The UV sensor excels at detecting high-temperature flames, such as those from gasoline, oil, or natural gas fires, while the IR sensor enhances detection of lower-temperature flames, including those from wood, paper, or synthetic materials, ensuring comprehensive coverage across a wide range of fire scenarios. With a **30-meter (100-foot) detection range**, this detector is well-suited for large industrial facilities, petrochemical plants, warehouses, and commercial spaces where flames may occur at varying distances from the detector s placement. Its **compact yet robust design** allows for easy installation on ceilings or walls, minimizing obtrusiveness while maximizing coverage. The unit features a **highly sensitive yet low-false-alarm optical system**, optimized to distinguish between true fire conditions and common environmental sources of light, such as sunlight, arc welding, or fluorescent lighting. Additionally, the detector incorporates **adjustable sensitivity controls**, enabling users to fine-tune performance based on specific application requirements, whether in high-risk areas or environments with potential for false activations. Built with **durable materials and rugged construction**, the FL3100-321-100-12 is designed to withstand harsh conditions, including temperature fluctuations, humidity, and exposure to dust or corrosive atmospheres, ensuring long-term reliability in demanding environments. It operates seamlessly with most **General Fire Systems fire alarm control panels**, integrating effortlessly into existing or new fire detection systems for streamlined monitoring and rapid response. Whether deployed in a refinery, manufacturing plant, or large-scale storage facility, this flame detector provides peace of mind by delivering **fast, accurate, and dependable fire detection**, helping to mitigate risks and protect both property and personnel.

### **Pros and Cons of Buying Flame Detectors (FL3100-321-100-12 and FL71100-30 UV/IR Models)**

#### **General Overview**

The **FL3100-321-100-12** and **FL71100-30** are flame detectors designed for fire safety applications, particularly in industrial, commercial, and high-risk environments. The **FL71100-30** is a dual-spectrum (UV/IR) detector, while the **FL3100** series typically includes single-spectrum (UV or IR) or hybrid models. Below is a detailed analysis of their advantages and disadvantages.

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### **Pros**

1. **Enhanced Detection Capability**

- The **FL71100-30 (UV/IR)** provides dual-spectrum detection, improving reliability by reducing false alarms caused by environmental factors (e.g., sunlight, dust, or electrical arcs). UV sensors detect open flames, while IR sensors can detect smoldering fires or obscured flames, making it more versatile than single-spectrum models.

- The **FL3100 series** (depending on the variant) may offer specialized detection for specific fuel types (e.g., hydrocarbons, methanol) or environments (e.g., high-temperature areas).

2. **High Sensitivity and Fast Response**

- Both models are engineered for quick flame detection, critical in preventing fire spread. The **FL71100-30** s dual-spectrum approach ensures that even partially obscured flames or smoldering fires are detected faster than single-spectrum detectors might.

3. **Durability and Rugged Design**

- IP66 or higher ingress protection (depending on model) to resist dust, water, and corrosion.

- Wide operating temperature ranges (e.g., -40 C to 70 C), making them suitable for outdoor or extreme indoor conditions.

- Shock and vibration resistance for industrial settings.

4. **Integration with Fire Safety Systems**

- Compatible with most fire alarm control panels (FACP) and can be integrated into larger fire safety networks. This allows for centralized monitoring and automated responses (e.g., sprinkler activation, evacuation alerts).

- Some models support digital communication protocols (e.g., LON, BACnet, or proprietary systems), enabling remote diagnostics and maintenance.

5. **Low Maintenance Requirements**

- Designed for long-term reliability with minimal upkeep. Features like self-diagnostics, automatic calibration, and long-life sensors (e.g., UV/IR tubes with extended lifespan) reduce downtime.

- The **FL71100-30** s dual-spectrum design may also reduce the need for frequent recalibration compared to single-spectrum detectors exposed to environmental interference.

6. **Regulatory Compliance**

- **NFPA 72** (National Fire Alarm and Signaling Code, U.S.)

- **EN 54-5** (European fire detection standards)

- **IEC 60947-5-1** (Low-voltage switchgear and controlgear)

- Compliance ensures legal adherence and insurance requirements in many jurisdictions.

7. **Customization and Scalability**

- The **FL3100 series** may offer configurable detection ranges (e.g., 10m, 20m, 30m) and adjustable sensitivity thresholds to suit specific applications.

- Can be deployed in series or parallel configurations for large areas, providing flexibility in system design.

8. **Cost-Effective for High-Risk Areas**

- While the upfront cost may be higher than basic photoelectric or ionization smoke detectors, the **FL71100-30** s dual-spectrum reliability can reduce false alarms and associated costs (e.g., unnecessary evacuations, equipment damage from misfires).

- Long-term savings from reduced maintenance and improved fire suppression efficiency.

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### **Cons**

1. **Higher Initial Cost**

- Dual-spectrum detectors like the **FL71100-30** are more expensive than single-spectrum or basic flame detectors. The **FL3100 series** may also be pricier than entry-level models, depending on the specific variant and features.

- Budget constraints may limit adoption in smaller businesses or non-critical areas where simpler detectors suffice.

2. **Complex Installation and Configuration**

- Requires professional installation due to wiring, calibration, and integration with fire alarm systems. Improper setup can lead to false alarms or missed detections.

- The **FL71100-30** s dual-spectrum nature may necessitate additional training for technicians to optimize performance.

3. **Potential for False Alarms (Despite Dual-Spectrum)**

- Strong sunlight (for UV sensors)

- Electrical arcs or welding sparks

- Dust or debris accumulation

- Infrared sources (e.g., heaters, lasers)

- Can still trigger false alarms, requiring careful placement and tuning.

4. **Limited Lifespan of Sensors**

- UV/IR sensors degrade over time due to exposure to environmental factors (e.g., UV degradation, dust buildup). While these detectors are designed for longevity, replacement parts may be required after several years.

- The **FL3100 series** may have sensor lifespans ranging from 5 to 10 years, depending on usage and maintenance.

5. **Dependence on Power and Communication**

- Requires a stable power supply and functional communication links to the fire alarm system. Power outages or network failures can disable detection.

- Some models may lack battery backup, which could be a critical failure point in areas with unreliable power.

6. **Environmental Limitations**

- While rugged, extreme conditions (e.g., high humidity, corrosive atmospheres, or explosive environments) may still pose challenges. Additional protective measures (e.g., enclosures, ventilation) may be needed.

- The **FL71100-30** may perform poorly in very bright or very dark environments unless properly calibrated.

7. **Vendor Lock-In Risks**

- Some models may be proprietary, limiting compatibility with third-party fire alarm systems or requiring exclusive support from the manufacturer. This can increase long-term costs for maintenance or upgrades.

8. **Training and Expertise Requirements**

- Install and configure the detectors.

- Interpret diagnostic outputs.

- Perform routine checks (e.g., cleaning sensors, testing alarms).

- Lack of expertise can lead to improper use or delayed response to issues.

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### **Conclusion**

The **FL71100-30 (UV/IR)** and **FL3100 series** flame detectors are advanced, high-reliability solutions ideal for environments where false alarms are costly or where fires pose significant risks (e.g., chemical plants, refineries, large warehouses, or outdoor storage areas). Their dual-spectrum capability, durability, and integration with fire safety systems make them superior to basic detectors in most high-risk applications.

However, their higher cost, complexity, and potential for false alarms (despite improvements) may not justify their use in low-risk areas or where simpler, less expensive detectors would suffice. Businesses must weigh the **initial investment against long-term benefits**, such as reduced false alarms, improved fire suppression efficiency, and compliance with stringent safety standards.

For **critical applications** (e.g., industrial facilities, oil/gas storage, or high-value assets), the **FL71100-30** is strongly recommended due to its dual-spectrum reliability. For **moderate-risk areas** (e.g., commercial buildings, small manufacturing sites), the **FL3100 series** may offer a balanced cost-performance ratio, provided proper installation and maintenance are ensured.

### **Recommendation**

- You operate in a high-risk environment where false alarms are unacceptable.

- Your facility requires dual-spectrum detection for comprehensive fire coverage.

- Budget constraints allow for a higher initial investment in exchange for long-term reliability.

- Integration with advanced fire safety systems is a priority.

- You need a cost-effective, single-spectrum or hybrid solution for moderate-risk areas.

- Your application requires specialized detection (e.g., specific fuel types or environmental conditions).

- You can justify the investment based on reduced false alarms and improved fire response times.

- Your budget is extremely limited, and basic flame detectors (e.g., single-spectrum or ionization) would suffice.

- The environment is low-risk, and simpler, less expensive solutions (e.g., smoke detectors) meet your needs.

- There is no in-house expertise for installation, calibration, or maintenance.

**Final Note:** Always consult with a fire safety professional to assess your specific needs, local regulations, and system integration requirements before purchasing. Regular maintenance and testing are critical to ensuring these detectors perform optimally throughout their lifespan.

Details:

BUYERTO PAY ACTUAL SHIPPING CHARGES PLUS $25.00PACKAGING OR $200.00 CRATING. CAUTION: CABLE ANDGLAND TEMP CAN EXCEED 70 DEG C, INSTRUCTION MANUAL: F/11-99, DO NOT OPEN WHENAN EXPLOSIVE GAS ATMOSPHERE IS PRESENT. EEXD IIB T5 TAMB 40 DEG C TO 85 C, RATED 24 VDC 3.6 watts MAX, RELAY RATING 30 volts RMS/42.2 volts PK, 8 AMPS PRES.

part #: 7110030 prices

• $449.99-$1200.00

specifications tesmetequ:

• brand: General Monitors
• mpn: 71100-30
• part type: Uv Flame Detector
• country of origin: United States

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• policy: No Returns

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• Test, Measurement Inspection > Test Meters Detectors > Other Test Meters Detectors
• condition: Used

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• started: April 2, 2026
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