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Product details
| Product Model | TX7220 Addressable Dual I/O Module |
| Compliance Standard | EN54-18:2005 / AC2007 |
| Module Function | Dual Input or Dual Output (Volt-Free Relay) |
| Output Rating | 24VDC / 3A per Circuit |
| Input Type | Normally Open Dry Contact |
| Loop Power Input | 24VDC (16V to 28V) |
| External Power Supply | 20V to 28VDC |
| Current Consumption | Standby: 0.6mA / Alarm: 2.6mA (Loop Powered) |
| Addressing Protocol | Digital Addressing, Range 1–254 |
| Status Indication | Normal: Single Blink / Active: Steady / Fault: Double Blink |
| Material & Finish | ABS / White Glossy Finish |
| Operating Temperature | -10°C to +50°C |
| Ingress Protection Rating | IP30 |
| Humidity Range | 0 to 95% RH, Non-Condensing |
| Dimensions (L × W × H) | 108 × 86 × 38 mm |
| Weight | 182g (with base) / 100g (without base) |
Description
The TX7220 Addressable Dual Input/Output Module is a high-performance interface device designed to provide reliable control and monitoring of external equipment within an addressable fire alarm system. Fully compliant with EN54-18 standards, this module supports two independent input or output circuits, making it ideal for complex fire safety applications where multiple devices must be controlled or supervised simultaneously. Powered by an advanced MCU processor with digital addressing, the TX7220 ensures accurate communication, real-time feedback, and continuous line monitoring for enhanced system integrity. Its compact, surface-mounted design with plug-in base allows easy installation while maintaining a clean and professional appearance suitable for modern buildings.
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Dual Input/Output Capability: Supports two independent volt-free relay outputs or input monitoring circuits, enabling greater system flexibility and reduced device count.
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EN54-18 Compliant Design: Manufactured to meet European fire safety standards, ensuring dependable performance and regulatory compliance.
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Intelligent MCU Processing: Built-in microcontroller enables digital addressing, stable communication, and automatic supervision of open and short circuits.
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Flexible Power Options: Operates on loop power or external power supply, allowing adaptation to various system and load requirements.
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Reliable Feedback Signaling: Confirms successful operation by sending feedback signals back to the fire alarm control panel after command execution.
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Clear LED Status Indication: Visual indicators show normal, active, and fault conditions for quick diagnostics and system checks.
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Installer-Friendly Construction: Surface-mount enclosure with plug-in base simplifies wiring, commissioning, and ongoing maintenance.
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