1756-OF8 Allen-Bradley ControlLogix Analog Output Module

Key Highlights

• ✓ 8 configurable outputs: Supports both ±10.4V (voltage) and 0-21mA (current) modes
• ✓ Ultra-high resolution: 15-bit precision (320µV/bit for voltage, 650nA/bit for current)
• ✓ Industry-leading speed: <2ms settling time (95% final value with resistive loads)

Technical Specifications

Extended Performance Data

• Drift stability:
  50µV/°C (voltage offset)
  100nA/°C (current offset)
• Temperature tolerance:
  ±0.15% voltage error
  ±0.3% current error
• Drive capacity:
  >2000Ω (voltage)
  0-750Ω (current)
• Calibration cycle:
  12 months (typical)

Additional Features

Physical specs: Compatible with 1756-TBNH/TBSH RTBs • Torque rating: 7-9 in-lb (0.8-1Nm)
Data formats: 2s complement integer (left justified) • IEEE 32-bit floating point
Diagnostics: Open circuit detection (>0.1mA threshold)
DAC technology: R-Ladder architecture (monotonic, no missing codes)