The VMIVME-4512-000 is a VMEbus analog I/O board delivering 16 channels of simultaneous analog input and output for industrial measurement and control systems. Built on a standard VME double-height form factor, this module integrates dual 12-bit converters with programmable signal conditioning, onboard diagnostics, and fail-safe protection—making it suitable for sensor networks, data acquisition, and real-time process automation where compact integration and field-proven reliability are required.
Technical Specifications
Analog Input
• 16 channels: single-ended or differential configuration
• 12-bit A/D conversion
• Input ranges: 0 to +10 V, 0 to +5 V (unipolar); ±2.5 V, ±5 V, ±10 V (bipolar)
• Throughput: 33 kHz maximum
Analog Output
• 16 channels, 12-bit resolution
• Output current: ±10 mA @ ±10 V
• Programmable voltage ranges via on-board jumpers
• Settling time: 1.7 ms maximum to 1 LSB
• Refresh rates: 550 Hz (standard), 1,600 Hz (FAST REFRESH mode)
• Total error: ±0.05% of full-scale range
• Short-circuit protection: indefinite to common, momentary to ±25 V
• Overvoltage protection and fail-safe operation when powered down
• Offline testing capability with I/O connector isolation
Built-In Test (BIT)
• On-board diagnostics using A/D multiplexers
• Dual-port memory test with diagnostic verification
• Software-controlled front panel fail LED for error indication
– Key Features
• VMEbus Rev. C.1 compliant with A06:A15 address decoding
• Jumper-configurable board address and access modifier bits
• Dual-port on-board RAM for output staging
• Single-word analog input digitization
• A16:D16, D08 (EO) data transfer support
• 160 mm × 233.5 mm board footprint
– Typical Applications
Process control, industrial instrumentation, multi-channel sensor integration, distributed data acquisition systems, and legacy VMEbus backplane modernization.
– Compatibility & Integration
Physical address selection via jumpers. Standard P2 user I/O connector. Operating temperature 0 to 55 °C.
