CB‑50LP（NI 原厂型号，PN：777101‑01）

1. Model & Part Number

• Model: CB‑50LP

• Manufacturer PN: 777101‑01

2. Interface & Layout

• Front: 50×screw terminals (24 AWG max, 0.5–1.5 mm²)

• Rear: 50‑pin male IDC header (for 50‑pin flat cables)

• PCB: Green solder mask, through‑hole components

• Mounting: 4×metal standoffs (desktop / custom panel mount)

3. Key Specifications

• Type: Passive, unshielded

• Terminals: 50‑position screw terminals

• Connector: 50‑pin IDC (male)

• Wire Gauge: 24 AWG (max)

• Operating Temp: 0 °C to 55 °C

• Storage Temp: −40 °C to 70 °C

• Humidity: 5%–90% non‑condensing

• Dimensions: ~152 mm × 51 mm (6" × 2")

• Weight: ~100 g

4. Compatibility

• PCI‑6527 / 6528 (digital I/O)

• PCI‑6010 / 6011 (multifunction)

• PXI‑6509 / 6510 (digital)

• All NI devices with 50‑pin IDC I/O connectors

5. Main Features

• Cost‑optimized: Unshielded design reduces cost for benign EMI environments

• Easy wiring: Screw terminals for quick, reliable field connections

• Compact & simple: Passive, no power required; small footprint

• Desktop/panel mount: Standoffs included for flexible installation

• Direct pin mapping: 1:1 connection between IDC header and screw terminals

6. Applications

• General‑purpose digital I/O wiring (relays, sensors, switches)

• Basic analog signal routing (low‑noise environments)

• Counter/timer signal breakout (non‑critical timing)

• Educational labs & low‑budget test systems

• Industrial control panel wiring (unshielded, short‑run)