The Astronics/EADS/Racal 1260-30A is a C-size, single-slot VXI multiplexer module engineered for high-power signal routing in automated test systems. This relay-based scanner delivers flexible channel configurations—from a single 1×40 network to eight 1×5 networks—enabling tailored solutions for diverse switching requirements. Operating at up to 250 V and 2 A, with 10 MHz bandwidth and sub-10 ms switching time, the 1260-30A handles demanding measurement and data acquisition workloads while maintaining 100,000,000 mechanical switch cycles.
## Technical Specifications
• **Form Factor:** C-size, single-slot VXI module
• **Maximum Switching Voltage:** 250 V DC or AC
• **Maximum Switching Current:** 2 A DC or AC
• **Bandwidth:** 10 MHz
• **Switching Time:** <10 ms (including settling)
• **Switch Lifetime:** 100,000,000 mechanical operations
• **Operating Temperature:** 0°C to 55°C
• **Humidity (non-condensing):** Up to 95% at 30°C
• **Operating Altitude:** Up to 10,000 ft
• **Weight:** Approximately 5 lbs
## Key Features
• **Configurable Channel Architecture:** Select from 1×40, 2×20, 4×10, or 8×5 two-wire multiplexer networks
• **High-Power Capability:** Rated for significant switching loads within compact form factor
• **Relay Coil Current Monitoring:** Built-in confidence checking for relay operation verification
• **User-Supplied Terminators:** Circuit pads accommodating field-installed termination networks
• **Message-Based Control:** Option 01 Smart Card interface for VXIbus command and status management
## Typical Applications
• Automated signal routing in production test systems
• Multi-channel data acquisition environments
• High-voltage/high-current switching matrices
• Sensor multiplexing for lab and field instrumentation
## Compatibility & Integration
The 1260-30A integrates directly into VXI-based test platforms via standard VXIbus backplane connectivity. Control implementation requires the Option 01 Smart Card for message-based interface operations.
