OMHD-04-DB-R - Fireboy-xintex Advanced Rate-of-Rise Heat Sensor

Advanced Rate-of-Rise Heat Sensor

The Fireboy-Xintex Advanced Rate-of-Rise Heat Sensor employs a state-of-the-art thermistor to accurately monitor the temperature fluctuations in its surrounding environment. This innovative heat sensor is engineered to identify rapid temperature increases, making it ideal for high-risk areas.

Key Highlights:

• Designed for timely response to rising heat conditions
• Robust white flame-retardant polycarbonate housing
• Durable nickel-plated stainless steel terminals
• Effective in environments subject to dust or smoke
• Operates independently of wind or barometric pressure
• Features a remote testing capability for convenience

Technical Specifications:

• Detection Method: Utilizes a thermistor for heat measurement
• Sampling Interval: Every four seconds
• Input Voltage: 8.5 V dc to 33 V dc
• Wiring Configuration: Two-wire, polarity-sensitive setup
• Power On Duration: Less than 20 seconds
• Minimum Operating Voltage: 6 V
• Applicable Voltage Range: 5 V to 33 V
• Minimum Current Requirement: 8 mA
• Voltage to Activate Alarm LED: 5 V
• Alarm Reset Threshold: Below 1 V
• Alarm Reset Duration: One second
• Alarm Notification: 360-degree visible indicator
• Temperature Range: Operating and storage from -40°C to +70°C

Operational Overview:

• Features an open-web design to facilitate airflow across the thermistor, allowing continuous monitoring of ambient temperature.
• A microprocessor records temperature data and compares it against predetermined thresholds to detect alarm conditions.
• Advanced algorithms are employed to assess the rate of temperature escalation accurately.

The Fireboy-Xintex Advanced Rate-of-Rise Heat Sensor is a thermistor-based device designed for detecting rapid temperature increases in commercial and industrial environments. This sensor is suitable for areas where timely response to escalating heat is critical, particularly in spaces prone to dust or smoke where traditional smoke detection may be less effective. It operates independently of wind or barometric pressure, providing reliable heat monitoring. The sensor features a robust white flame-retardant polycarbonate housing and durable nickel-plated stainless steel terminals for longevity. With a two-wire, polarity-sensitive configuration and an input voltage range of 8.5 V dc to 33 V dc, it integrates into various systems. Remote testing capability enhances maintenance convenience. The OMHD-04-DB-R part number identifies this unit, which addresses the need for early heat detection in high-risk applications.