Allen-Bradley 1769-OB32 is a high-density 32-point 24VDC sourcing solid-state output module for 1769 CompactLogix systems. Upgraded from 16-point OB16 series modules, it delivers double DC output capacity in a single slot, supporting large-scale PNP actuator switching control. It is the ideal solution for high-I/O-density automation cabinets and high-channel-volume discrete manufacturing equipment expansion.

Core Technical Parameter Specifications

Channel Configuration：32 ultra-high-density single-slot DC sourcing output points

Output Type：Solid-state non-contact PNP sourcing switching mode

Rated Operating Voltage：20.4–26.4VDC industrial standard range

Signal Response Speed：0.1ms max turn-on delay / 1.0ms max turn-off delay

Dielectric Isolation：1200VAC reinforced insulation anti-interference design

Backplane Power Draw：300mA @ 5VDC maximum operating current

Total Heat Dissipation：4.5W full-load stable power performance

Operating Temperature：0℃ ~ +60℃ continuous industrial operation

Environmental Rating：5%–95% non-condensing humidity tolerance

Installation Method：Standard DIN rail and panel dual mounting

Certifications：UL, CSA, CE, ANSI/ESD S20.20 global industrial compliance

Ultra-High Density Design & Fast Switching Performance

Compared with 16-point 1769-OB16 modules, the AllenBradley 1769-OB32 features industry-leading 32-channel single-slot layout, doubling DC output capacity without occupying extra cabinet slots. The solid-state non-contact structure completely avoids mechanical wear, contact bounce and burnout faults, supporting frequent high-speed switching for long-term continuous production scenarios.

Equipped with ultra-fast millisecond-level response speed, the module ensures precise synchronous switching of multi-point DC actuators. Each channel features independent LED status indicators for real-time working state feedback. Fully configurable via Studio 5000 software, it supports channel-level status monitoring, fault diagnosis and parameter debugging, greatly simplifying on-site system maintenance and equipment troubleshooting.

Large-Capacity Expansion & On-Site Retrofit Advantages

AllenBradley 1769-OB32 fully complies with universal 24VDC industrial power standards, adapting to minor on-site voltage fluctuations and maintaining stable and consistent output signals. It perfectly matches mainstream PNP-type solenoid valves, indicator lights, proximity sensors and drive control signal terminals, covering almost all standard DC industrial load devices.

Fully compatible with all 1769 Compact I/O chassis and CompactLogix L2x/L3x series controllers, it serves as a high-efficiency upgrade solution for low-density DC output modules. It retains original bus protocols and cabinet installation dimensions, requiring no wiring modification or structural adjustment during system renovation. Combined with EtherNet/IP adapters, it supports stable large-scale remote DC output control for distributed automation architectures.

Industrial Application Scenarios

AllenBradley 1769-OB32 is widely used in automation projects requiring massive DC signal switching and high-density I/O layout, including high-speed packaging lines, automated assembly equipment, intelligent logistics sorting systems and multi-station batch production machinery.

North American equipment OEMs adopt the module for compact high-density I/O standardized machine design to save cabinet space. Latin American manufacturing factories deploy 1769-OB32 for large-volume DC actuator centralized control to reduce module quantity. European automation projects rely on its fast response and stable durability to improve production line synchronization accuracy and lower long-term maintenance costs.