Allen-Bradley 1769-BOOLEAN CompactLogix High-Speed Boolean Control Module

Product Description

The 1769-BOOLEAN (1769-BOOLEAN) is a high-performance, specialized combination I/O module designed for the Allen-Bradley CompactLogix and MicroLogix 1500 platforms. Unlike conventional discrete I/O modules that rely on the controller's scan cycle, the 1769-BOOLEAN (1769-BOOLEAN) features an integrated high-speed logic processor. This allows the module to execute local Boolean expressions—such as AND, OR, and XOR—with an ultra-fast, deterministic closed-loop response time of just 1 microsecond ($1 \mu s$).

By evaluating physical field inputs and virtual backplane inputs locally, the module bypasses the standard Requested Packet Interval (RPI) and controller overhead. This makes the 1769-BOOLEAN (1769-BOOLEAN) an essential component for time-critical industrial applications where traditional PLC scan times (typically 1–20 ms) are too slow to ensure system safety or process precision.

Detailed Technical Specifications

The following specifications define the hardware and logical performance of the 1769-BOOLEAN:

• Manufacturer: Allen-Bradley / Rockwell Automation

• Model Number: 1769-BOOLEAN

• Product Type: High-Speed Boolean Control Module

• Logic Execution Time: 1 microsecond ($1 \mu s$)

• Backplane Current Draw: 160 mA @ 5.1V DC

• Input Voltage Range: 10–30V DC

• Output Type: 24V DC Sourcing (Outputs supply positive voltage to the load)

• Logic Operations: AND, OR, XOR, NONE (Direct User Control)

• Isolation Voltage: 30V (continuous), tested at 500V AC for 60 seconds

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

• Dimensions (W x H x D): 35 × 118 × 85 mm

• Weight: 0.17 kg (0.37 lbs)

• Mounting: DIN Rail or Panel Mount

• Slot Width: 1-slot (35 mm)