Product Description

The 1769sc-IF8U is a versatile 8-channel universal analog input module designed for the Allen-Bradley Compact I/O platform. Manufactured by Spectrum Controls in collaboration with Rockwell Automation, this module is engineered to handle a diverse range of signal types—including voltage, current, thermocouple (TC), and RTD—within a single hardware footprint.

The primary advantage of the 1769sc-IF8U is its ability to simplify system architecture by eliminating the need for multiple dedicated modules. With high-density channel-to-channel isolation, it provides superior signal integrity and protection against electrical noise, making it a critical component for complex process control applications in the CompactLogix and MicroLogix 1500 environments.

Detailed Technical Specifications

The 1769sc-IF8U features high-resolution 16-bit conversion and independent channel configuration, allowing for precise measurement across mixed sensor types.

• Manufacturer: Spectrum Controls / Allen-Bradley

• Model/Part Number: 1769sc-IF8U

• Module Type: Universal Analog Input

• Number of Inputs: 8 individually isolated channels

• Voltage Input Ranges: ±10V, 0–10V, 0–5V, 1–5V

• Current Input Ranges: 0–20 mA, 4–20 mA

• Thermocouple Types: J, K, T, E, R, S, B, N, C, L

• RTD Types: Platinum (Pt100, Pt1000, Pt500), Nickel (Ni120), Copper (Cu10), etc.

• Resolution: 16-bit

• Accuracy: ±0.1% of full scale (typical, sensor dependent)

• Isolation Rating: * Channel-to-channel isolation

• Channel-to-system isolation

• Conversion Rate: 250 ms per channel (standard mode)

• Backplane Current Draw: 170 mA @ 5.1V DC

• Overvoltage Protection: ±30 VDC continuous

• Diagnostics: Open-circuit detection, out-of-range monitoring, and channel health status

• Certifications: UL/cUL Listed, CE, ANSI/ISA 12.12.01 (Class I, Div 2)

• Mounting: DIN Rail or Panel Mount