Product Description

The 1769sc-IT6I (Series A) is a high-performance, 6-channel isolated thermocouple and millivolt input module designed for the Allen Bradley CompactLogix and MicroLogix 1500 platforms. Developed by Spectrum Controls in collaboration with Rockwell Automation, this module provides superior noise immunity and precision for low-level signal acquisition in demanding industrial environments.

By utilizing individual channel-to-channel isolation, the 1769sc-IT6I (Series A) eliminates ground loop issues and protects the controller backplane from field-side electrical interference. This makes it an essential component for high-accuracy thermal monitoring in process control, furnace management, and energy regulation applications.

Detailed Technical Specifications

The 1769sc-IT6I (Series A) features programmable input filters and support for a wide array of sensor types, ensuring compatibility with virtually all standard industrial thermocouples.

• Manufacturer: Allen-Bradley / Spectrum Controls

• Model/Part Number: 1769sc-IT6I (Series A)

• Module Type: Isolated Thermocouple / mV Analog Input

• Number of Inputs: 6 individually isolated channels

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

• Millivolt Range: ±50 mV and ±100 mV (Software selectable)

• Resolution: 16-bit

• Isolation Rating: * 125 VAC channel-to-channel

• 125 VAC field-wiring-to-backplane

• 125 VAC field-wiring-to-chassis-ground

• Input Impedance: > 1 MΩ

• Input Filter Frequencies: 4.17 Hz, 10 Hz, 16.7 Hz, 19.6 Hz, 62 Hz, and 470 Hz

• Channel Update Time: 0.244s to 0.006s (Filter dependent)

• Backplane Current Draw: 150 mA @ 5V DC; 35 mA @ 24V DC

• Overvoltage Protection: ±35 VDC continuous

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

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