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Siemens FDHM230 Manual Fire Alarm Call Point
1.Introduction:
People also call the Siemens FDHM230 Manual Fire Alarm Call Point the SIEMENS FDHM230-CN or FDHM230-CN Hydrant Manual Call Point. A high-performance fire alarm device made for manual use during fire emergencies exists. The SIEMENS FDHM230-CN Fire Hydrant Button Fire Alarm Device works reliably. It gives clear alarm signals in advanced fire protection and hydrant systems.
The FDHM230-CN uses smart technology. Users can manually trigger the fire alarm when they find smoke, heat, or fire. This improves safety for people, speeds up response time, and makes firefighting more effective.
The device has a built-in CPU, a short-circuit isolator, and a soft addressing mode. This makes it an important part of modern Siemens fire detection and suppression systems.
2. Technical Specifications of Siemens FDHM230 / FDHM230-CN
l Manufacturer: Siemens
l Model: FDHM230 / FDHM230-CN
l Type: Manual Fire Alarm Call Point / Hydrant Manual Call Point
l Input Voltage: 12 V DC / 24 V DC
l Power Consumption: 1.5 W
l Communication Protocol: RS-485
l Dimensions: 85 mm × 85 mm × 35 mm
l Operating Temperature: –10°C to +55°C
l Humidity: 10% to 95% non-condensing
l Reset Mechanism: Key-based reset
l Addressing Mode: Soft addressing
l Weight: 160 grams
3. Detailed Features of Siemens FDHM230 / FDHM230-CN
Manual Fire Alarm Activation
The Siemens FDHM230 Manual Fire Alarm Call Point allows quick manual activation during a fire or smoke emergency. This lets building occupants alert others right away and activate fire suppression systems or hydrants.
Built-in Short-Circuit Isolator
The FDHM230-CN has a built-in short-circuit isolator. This keeps the system communicating and prevents failures from wiring issues. It ensures that the fire alarm works without interruption.
Soft Addressing Mode
The FDHM230 Manual Fire Alarm Call Point uses soft addressing. This allows for easy system integration. It removes the need for manual hardware setup. This makes installation simpler in Siemens fire detection networks.
Key-based Reset Functionality
After activation, you can easily reset the FDHM230-CN Hydrant Manual Call Point with a key. This reduces downtime and helps restore the system quickly for further use.
4. Applications of Siemens FDHM230 / FDHM230-CN
The Siemens FDHM230-CN Fire Hydrant Button Fire Alarm Device is suitable for use in diverse environments, including:
Commercial Buildings: Office towers, retail malls, and business complexes requiring reliable manual fire alarm activation.
Industrial Facilities: Factories, warehouses, and manufacturing areas with integrated fire suppression systems.
Healthcare Facilities: Hospitals and clinics where a quick response to fire hazards is essential for patient safety.
Educational Institutions: Schools, universities, and research centers where safety compliance is crucial.
Fire Hydrant Systems: These systems serve as manual call points. They allow people to activate alarms linked to fire hydrant networks.
5. Installation of Siemens FDHM230 Manual Fire Alarm Call Point
A. Mounting: Install the FDHM230 or FDHM230-CN on a stable wall. Make sure it is at a height that is easy to reach in emergencies.
B. Wiring: Connect to a 12 V DC or 24 V DC power source. Also, connect to the RS-485 communication bus in the building’s fire detection network.
C. Configuration: Use the fire alarm control panel or Siemens software to set the soft address. This will ensure smooth integration.
D. Testing: Verify activation, communication, and address configuration through a functional test.
E. Maintenance: Perform regular inspections and system tests. The key-based reset allows for immediate restoration after each alarm event.
6. Related Part Numbers of Siemens FDHM230 Series
l Siemens FDHM231: Enhanced version with improved environmental sealing.
l Siemens FDHM235: Equipped with an IP-rated enclosure for outdoor or industrial use.
l Siemens FDHM240: Heavy-duty model for extreme environments and high-risk fire zones.
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