EN54 standard Addressable Dual I/O Module with relay contact output signal
TX7220
Addressable Dual I/O Module
Main Features
- Design in compliance with EN 54-18:2005/AC 2007 standards
- Relay output contacts with 2 independent circuits
- Electronic address coding
- Selectable loop power by two-wire loop or external 24VDC
- Auto-check of wire status (Open/Normal/Short) for both input and output lines.
- Plug-in structural design for easy installation
- Enhanced capacity of interference resistance by using multilevel wave filtering process
Technical Specifications
- Operating Voltage
- Loop Power: 24VDC
- External PSU: 20-28VDC
- Operating Current:
- Loop: Standby≤0.6mA; Action≤1.6mA
- PSU: Standby≤4mA, Action≤20mA
- LED Indicator Status:
- Monitoring (Input 1&2): Red, flashes once periodically
- Action: Red stays on
- Fault: Red, flashes twice periodically
- Operating Environment:
Temperature: -10 +55
Relative Humidity: 95% RH non-condensing
- Color/Weight: White/130g
- Dimension: 108.0mm × 86.0mm × 38.0mm
