Allen Bradley 1769-OF8C Analog Output Module

Product Description

The Allen-Bradley 1769-OF8C Compact I/O Analog Output Module delivers reliable current output performance for industrial automation systems. Designed for precision and durability, this module supports multiple current ranges and ensures stable operation under demanding conditions.

Key Features

• Form Factor: Compact design, 118 × 87 × 35 mm (H × D × W); 138 mm height with mounting tabs

• Weight: Approx. 281 g (0.62 lbs) including carton

• Operating Environment:

  • Temperature: 0°C to +60°C (32°F to +140°F)

  • Storage: -40°C to +85°C (-40°F to +185°F)

  • Humidity: 5%–95% non-condensing

  • Altitude: Up to 2000 m (6561 ft)

• Shock & Vibration Resistance:

  • Vibration: 10–500 Hz, 5G, 0.030 in. peak-to-peak

  • Shock: 30G (panel mount), 20G (DIN rail) operating; 40G non-operating

• Certifications: UL 508 listed, C-UL certified, CE compliant, Class I Div. 2 Hazardous Location

Electrical Specifications

• Outputs: 8 single-ended current channels

• Current Ranges: 0–20 mA, 4–20 mA

• Extended Ranges: 0–21 mA, 3.2–21 mA

• Resolution: 16-bit unipolar (0.323 µA/bit)

• Conversion Rate: ≤ 5 ms (all channels)

• Step Response: < 2.9 ms to 63%

• Load Capacity: Resistive 0–500 Ω; Inductive ≤ 0.1 mH

• Bus Current Draw: 145 mA @ 5V DC, 185 mA @ 24V DC

• Heat Dissipation: 2.69 W (worst-case)

• Accuracy: ±0.35% full scale at 25°C

• Calibration: Factory calibrated, no field adjustment required

Application Scenarios

Ideal for process control, machine automation, and distributed I/O systems requiring precise analog current outputs. Commonly used in industries such as manufacturing, energy, and utilities.

FAQ

Q: Does the 1769-OF8C require external calibration? A: No, it is factory calibrated and ready for use.

Q: What is the maximum resistive load supported? A: Up to 500 Ω including wiring resistance.

Q: Can this module be used in hazardous environments? A: Yes, it is certified for Class I, Division 2 hazardous locations.