Allen-Bradley 1769-IF4I Compact I/O Isolated Analog Input Module

The 1769-IF4I is a high-performance 4-channel isolated differential analog input module designed for use in industrial automation systems. It offers flexibility, precision, and reliability, making it suitable for applications requiring accurate and isolated signal measurement.

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Specifications Overview

Physical and Environmental Specifications

• Dimensions: 118 mm x 87 mm x 35 mm (4.65 in. x 3.43 in. x 1.38 in.). Height including mounting tabs: 138 mm (5.43 in.).
• Approximate Shipping Weight: 300 g (0.65 lb).
• Storage Temperature: -40°C to +85°C (-40°F to +185°F).
• Operating Temperature: 0°C to +60°C (+32°F to +140°F).
• Operating Humidity: 5% to 95% non-condensing.
• Operating Altitude: Up to 2000 m (6561 ft).
• Vibration (Operating): 10–500 Hz, 5 g, 0.030 in. peak-to-peak.
• Shock (Operating): 30 g, 11 ms (panel mounted); 20 g, 11 ms (DIN-rail mounted).
• System Power Supply Distance Rating: 8 modules (maximum distance from power supply).
• Recommended Cable: Belden 8761 (shielded).

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Input Specifications

• Number of Inputs: 4 isolated differential.
• Input Signal Types:
  • Voltage: ±10V, 0–10V, 0–5V, 1–5V.
  • Current: 0–20 mA, 4–20 mA.
• Full Scale Ranges:
  • Voltage: ±10.5V, 0–10.5V, 0–5.25V, 0.5–5.25V.
  • Current: 0–21 mA, 3.2–21 mA.
• Resolution (Max): 16 bits (unipolar); 15 bits with a sign bit (supports both positive and negative ranges).
• Input Impedance:
  • Voltage: 1 MΩ (typical).
  • Current: 249 Ω.
• Overall Accuracy:
  • Voltage: ±0.2% full scale at 25°C.
  • Current: ±0.35% full scale at 25°C.
• Accuracy Drift (Temperature):
  • Voltage: ±0.003%/°C.
  • Current: ±0.0045%/°C.
• Non-Linearity: ±0.03% full scale.
• Repeatability: ±0.03%.
• Maximum Overload:
  • Voltage: ±24V DC continuous (0.1 mA).
  • Current: ±28 mA continuous, ±7.0 V DC.
• Isolation Voltage: 30V (continuous); reinforced insulation, channel-to-channel and channel-to-system.
  • Type-tested at 710V DC for 60 seconds.

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Electrical Specifications

• Bus Current Draw (Max):
  • 145 mA at 5V DC.
  • 125 mA at 24V DC.
• Heat Dissipation: 3.0 W (total).
• Converter Type: Delta Sigma.
• Response Speed: Filter and configuration dependent (refer to filter specifications).
• Common Mode Rejection: Greater than 60 dB at 50 and 60 Hz (10 Hz filter selected).
• Normal Mode Rejection: -50 dB at 50 and 60 Hz (10 Hz filter selected).

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Module Features and Indicators

• Module OK LED:
  • On: Indicates power, passed diagnostics, and active communication.
  • Off: Indicates power failure, diagnostic issues, or communication loss.
• Channel Diagnostics: Reports over/under-range conditions and process alarms.
• Input Configuration: Configurable via software or user program by writing to the configuration file.

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Certifications and Compliance

• UL 508 listed, C-UL certified (CSA C22.2 No. 142).
• CE compliant for all applicable directives.
• Hazardous Environment Class:
  • Class I, Division 2, Groups A, B, C, D (UL 1604, CSA C22.2 No. 213).
• Radiated and Conducted Emissions: CISPR 11 Class A.

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EMC and Immunity Performance

• ESD Immunity (IEC 61000-4-2): 4 kV contact, 8 kV air, 4 kV indirect.
• Radiated Immunity (IEC 61000-4-3): 10V/m, 80–1000 MHz, 80% amplitude modulation.
• Fast Transient Burst (IEC 61000-4-4): 2 kV, 5 kHz.
• Surge Immunity (IEC 61000-4-5): 1 kV galvanic gun.
• Conducted Immunity (IEC 61000-4-6): 10V, 0.15–80 MHz.

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Applications

The 1769-IF4I module is suitable for:

• Industrial process control.
• Precision analog signal acquisition.
• Applications requiring isolated analog inputs to eliminate ground loops and electrical noise.

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About Us

  Meloauto – Your Trusted Supplier for Original, Brand-New PLC and DCS Parts Meloauto offer a vast selection of products from globally recognized brands, including Allen Bradley, Bently Nevada, Honeywell, ABB, GE Fanuc, Siemens, Invensys Triconex, ICS Triplex, Foxboro, Yokogawa, Schneider, and Hima, among others. With tens of thousands of new parts ready to ship, Meloauto has successfully served customers across over 50 countries worldwide. We focus on supplying discontinued and hard-to-find items, ensuring each product is in brand-new, original condition.

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