HST HM201-S – Addressable Short Circuit Isolator Module
• The HST HM201-S is an addressable isolator module designed to protect communication loops in fire alarm systems
• Automatically isolates faulty sections in case of short circuit to prevent full system failure
• Maintains continuous operation of unaffected devices within the loop
• Enhances overall system reliability and reduces downtime
• Ideal for medium to large addressable fire alarm installations
Technical Specifications:
• Type: Addressable Short Circuit Isolator Module
• Model: HM201-S
• Operating Voltage: 15 ~ 28 VDC
• Standby Current: ≤ 1 mA @ 24 VDC
• Alarm Current (Max): ≤ 5 mA @ 24 VDC (with LED)
• Operating Temperature: -10°C ~ 50°C
• Operating Humidity: ≤ 95% RH (Non-condensing)
• Protection Capacity: Up to 25 devices per isolator
• Communication: Compatible with HST Addressable Systems
Key Features:
• Automatic Short Circuit Isolation
• Loop Protection & System Stability Enhancement
• Supports Up to 25 Devices per Segment
• LED Status Indicators for Easy Monitoring
• Compact & Easy Installation
• Reliable Continuous Operation
• Seamless Integration with Addressable Systems
Applications:
• Addressable Fire Alarm Systems
• Commercial & Office Buildings
• Industrial Facilities
• Hotels & Hospitals
• Large Infrastructure Projects
• Loop Protection & Fault Isolation