Specifications Detector Type: Addressable Photoelectric Smoke & Heat Detector Model: HD203 Mini Operating Voltage: 15 – 28 VDC Standby Current: 650 µA @ 24 VDC (One communication every 5 seconds with LED blink enabled) Maximum Alarm Current: 5 mA @ 24 VDC (LED ON) Communication Type: Addressable Analog Communication Addressing Method: EEPROM-stored address, programmable via portable address setting device LED Indicators: Dual LEDs controlled by the fire alarm control panel Operating Temperature Range: 14°F to 122°F (-10°C to +50°C) Operating Humidity Range: 10% to 95% RH (Non-condensing) Mounting Type: Plug-in Compatibility: Listed addressable fire alarm control panels only Application: Commercial, industrial, and residential fire detection systems Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.Description The HD203 Mini Addressable Photoelectric Smoke & Heat Detector is a compact, high-performance device designed to provide reliable early fire detection in addressable fire alarm systems. It combines photoelectric smoke sensing with heat detection to accurately identify fire conditions while minimizing false alarms. This plug-in type detector uses addressable analog communication, transmitting real-time analog data representing smoke density or temperature directly to the control panel. Each detector’s unique address is securely stored in the MCU’s EEPROM and can be easily configured using a portable address setting device. Dual LED indicators, controlled by the fire alarm panel, provide clear visual status for normal operation, fault, and alarm conditions. The HD203 is engineered for stable performance across a wide range of environmental conditions and is fully compatible with listed, addressable control panels. Ideal for commercial, industrial, and residential applications, the HD203 ensures dependable fire detection, efficient system monitoring, and enhanced safety.