TX7988 Duct Probe Smoke Detector
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Model: TX7988
DUCT PROBE Features and Benefits
• Simple & Compact Design
• Anti-Corrosion duct detector housing
• Transparent Lid for easy observation
• Excluding Optical Detector TX7100
• Adjustable Sampling tubes on site.
• Customize sample tube is available upon request
Duct Probe Smoke Detector Overview
A HVAC system supplies conditioned air to virtually every part of a building. Any smoke introduced into this air duct system is thus spread to the entire building. The Duct Probe is designed such that samples of air passing through the duct are constantly monitored by the inside Optical Smoke Detector. When suffi-cient smoke is sensed, an alarm signal is initiated at the Fire Alarm Control Panel monitoring the detector, and appropriate action can be taken to shut off fans and blowers and change over air handling system, etc. This can isolate toxic smoke and fire gases or prevent their distribution throughout the areas served by the duct system.


Duct Probe Smoke Detector Technical Specification
Duct Probe
Housing Material: Polystyrene
Lid Cover: Transparent Polycarbonate
Internal Mounting Plate: Galvanized Steel Plat
Sampling tubes: Inlet: Diameter: 20 mm; Length: 700 mm Aluminum pipe
(Standard Supplied): Outlet: Diameter: 20 mm; Length: 500 mm Aluminum pipe
Duct Probe Dimension: 240 mm L x 122mm W x 75mm H
Smoke detector: TX7100 inclusive
Operating Environment
IP Rating: IP65
Temperature: -10℃~+85℃
Relative Humidity: ≤95%, non-condensing
TX7 Serials Addressable Fire Alarm Panels System
The Fire Alarm Panel System is a powerful system that not only requires a core control panel like the LPCB-certified TX7004 FACP Fire Alarm Control Panel, but also needs to be paired with other detectors, modules, and appropriate configurations based on the project’s scale to maximize its effectiveness.


TX7988 Duct Probe Smoke Detector

TX7810 Fire Alarm Configuration Tool

TX7320 Addressable Fire Alarm Sounder

TX7301 Addressable Fire Alarm Sounder Strobe

TX7300 Addressable Fire Alarm Sounder Strobe

TX7223 Addressable 12in/2out Fire Alarm Module

TX7221 Multi Channel I/O Fire Alarm Module

TX7222 Addressable Zone Monitor and Sounder Circuit Module

TX7240 Loop Relay Module

TX7230 Analogue Addressable Isolator Module

TX7211 Addressable Sounder Circuit Module

TX7220 Addressable Dual Input-output Module

TX7210 Addressable Single Input-output Module

TX7201 Addressable Zone Monitor Module

TX7200 Addressable Input Module

TX7153 Fire Hydrant Start Button

TX7142 Intelligent Manual Call Point

TX7302 Addressable Sound Light Strobe Base

TX7322 Addressable Fire Alarm Sounder Base

TX7232 Base Mount Short Circuit Isolator

TX7980 Fire Alarm Universal Base

TX7140 Addressable Manual Call Point

TX7120 Intelligent Multi-sensor Fire Detector

TX7110 Intelligent Heat Detector

TX7100 Smoke Detector

TX7330 LCD Repeater Panel

TX7932 Handheld Programmer

TX7812 Graphic Monitor Center Software

TX7008R Integrated Fire Alarm Panel
