1769-IF8 | Allen Bradley | Compact I/O Analog Input Module

Product Description

The Allen-Bradley 1769-IF8 Compact I/O Analog Input Module provides eight configurable input channels for voltage and current signals, ensuring precise measurement and reliable integration into CompactLogix systems. Designed for demanding industrial environments, it offers high accuracy, robust isolation, and advanced diagnostics.

General Specifications:

• Model: 1769-IF8

• Type: Analog Input Module

• Dimensions:

  • 118 × 87 × 52.5 mm (H × D × W)

  • Height with mounting tabs: 138 mm

  • 4.65 × 3.43 × 2.07 in. (H × D × W)

  • Height with mounting tabs: 5.43 in.

• Shipping Weight: 450 g (0.99 lbs.)

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

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

• Operating Humidity: 5–95% non-condensing

• Operating Altitude: Up to 2000 m (6561 ft)

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

• Shock:

  • Operating: 30G, 11 ms (panel mount); 20G, 11 ms (DIN rail)

  • Non-operating: 40G (panel mount); 30G (DIN rail)

• Certifications: UL 508, C-UL (CSA C22.2 No. 142), CE compliant

• Hazardous Location: Class I, Division 2, Groups A–D

• EMC Compliance: EN50081-2 Class A

Electrical Specifications:

• Accuracy Drift with Temperature:

  • Voltage terminal: ±0.003% per °C

  • Current terminal: ±0.0045% per °C

• Calibration: Auto-calibration on channel enable or configuration change

• Non-Linearity: ±0.03% full scale

• Repeatability: ±0.03%

• Module Error (0–60 °C):

  • Voltage: ±0.3%

  • Current: ±0.5%

• Maximum Overload:

  • Voltage terminal: ±30 V DC continuous, 0.1 mA

  • Current terminal: ±32 mA continuous, ±7.6 V DC

• Isolation:

  • Input group to bus: 500 V AC or 710 V DC for 1 min

  • Working voltage: 30 V AC / 30 V DC (IEC Class 2 reinforced insulation)

• System Power Supply Distance Rating: 8 modules max

• Recommended Cable: Belden™ 8761 (shielded)

Diagnostics & Indicators:

• Module OK LED: On when powered, diagnostics passed, and bus communication active

• Channel Diagnostics: Over/under-range detection, process alarms

Key Features:

• Eight configurable analog input channels (voltage/current)

• Auto-calibration for enhanced accuracy

• Robust isolation and EMC compliance

• Compact design for easy integration into CompactLogix racks

Application Scenarios: Ideal for process industries requiring precise analog signal acquisition, including temperature, pressure, and flow monitoring in manufacturing, chemical, and energy sectors.

FAQ:

• Q: Can the module handle both voltage and current inputs simultaneously? A: Yes, channels can be configured individually for voltage or current via software.

• Q: What is the recommended cable type? A: Belden™ 8761 shielded cable is recommended for optimal performance.