31305-2 Comtrol RocketPort EXPRESS 4J serial at discount

31305‑2 Specifications

Comtrol RocketPort EXPRESS 4J 4‑Port Serial Adapter Card

Manufacturer: Comtrol Corporation
Manufacturer Model: 31305‑2
Product Line: RocketPort EXPRESS
Product Series: 4J Series
Product Type: Multi‑Port Serial Interface Adapter
Product Name: RocketPort EXPRESS 4J 4‑Port PCIe Serial Card

KEY FEATURES:

Host Interface: PCI Express x1

Serial Interfaces: Software‑selectable RS‑232, RS‑422, RS‑485

Port Count: 4 serial ports (edge‑mounted RJ45 connectors)

Data Transfer Speed: Up to ~921.6 Kbps per port

Dedicated On‑board Processor: 44 MHz RISC core (minimizes host CPU usage)

Larger Transmit/Receive Buffers than standard UART‑based cards

Operating Environment: Designed for PC‑based serial communications

PERFORMANCE:

Maximum Data Rate: ~921.6 Kbps per serial channel

Total Serial Channels: 4 independent serial ports

ENVIRONMENTAL & RELIABILITY:

Designed for industrial and server serial connectivity expansion

Compliant with RoHS directive

Dedicated hardware for reliable, low‑latency serial communications

PHYSICAL:

Form Factor: PCI Express plug‑in expansion card

Typical Dimensions: Approx. 4.7″ (width) × 4.0″ (height)

Weight (Approximate): ~2.9 oz

COMPATIBILITY:

Compatible with systems providing PCIe slot widths: x1, x2, x4, x8, x12, x16

Supports broad operating system driver environments (Windows, Linux, QNX)