Technical Specifications: Input Signal Type: Pulse input signal, timer trigger signal Input Voltage Range: 5VDC‑24VDC Input Impedance: Standard industrial input impedance Maximum Input Pulse Frequency: 2MHz Response Time: ≤1µs Channel‑to‑Backplane Isolation Voltage: 500V RMS Transient Surge Suppression: 1500V Operating Power Supply: +5VDC from VME backplane Communication Protocol: VME64 backplane bus protocol Operating Temperature: 0°C to +60°C Storage Temperature: ‑50°C to +85°C Relative Humidity: 5%‑95%, non‑condensing Mechanical Dimension: Standard 6U single‑slot VME rack module Certifications: CE, UL, industrial EMC standard compliance
Functional Features: Multi‑channel high‑speed pulse counting and timing processing function. Built‑in hardware filter circuit to suppress industrial electromagnetic interference noise. Hardware‑based channel fault detection for each input channel. Comprehensive self‑diagnosis for channel state, power supply and internal circuitry. Galvanic isolation between field pulse input side and VME backplane bus. Multiple configurable counting modes and timing parameters via supporting software. Real‑time fault alarm and status information upload to host controller. Hot‑swap operation is not supported with system powered‑on.
Application Scenarios: VME‑bus industrial control rack pulse signal acquisition. Production line speed measurement and pulse counting application. Rotating equipment rotational speed monitoring. Timing‑based process control in factory automation. Pulse sensor data collection for power and petrochemical site.
Structural Characteristics: Standard 6U single‑slot plug‑in VME module mechanical form factor. Front‑panel LED indicators for power supply, fault and channel working status. Front‑side terminal blocks for field pulse signal wiring connection. Golden‑finger P1/P2 connectors for VME backplane bus interconnection.
Working Principle: Field pulse signals are input to module through front‑panel terminal blocks. Hardware filter circuit eliminates high‑frequency interference noise. Optocoupler isolation components realize galvanic separation between field circuit and internal logic circuit.
Installation Requirements: Insert module into specified slot of standard 6U VME rack. Strictly implement cabinet grounding according to system technical specification. Field pulse signal wiring shall adopt shielded twisted‑pair cables.
There are no reviews yet.