Discrete Control Solution — Allen-Bradley 1769-OB16 | CompactLogix 1769 Series
Where This Product Is Used
The Allen-Bradley 1769-OB16 is a 16-point, 24VDC sourcing digital output module designed for the CompactLogix 1769 I/O platform. It is widely deployed across industries where reliable, high-density discrete output control is required:
- Automotive Assembly Lines — Controlling solenoid valves, actuators, and indicator lights on body-in-white and powertrain lines.
- Packaging Machinery — Driving pneumatic cylinders, conveyor drives, and reject gates in FMCG and pharmaceutical packaging.
- Food & Beverage Processing — Switching pumps, agitators, and fill valves in hygienic process environments.
- Material Handling & Intralogistics — Activating diverters, sorters, and zone controllers on warehouse conveyor systems.
- Water & Wastewater Treatment — Operating motorized valves, blowers, and dosing pumps in SCADA-integrated plant control.
- Machine Tool & CNC Peripherals — Controlling coolant pumps, tool changers, and safety interlocks.
- Building Automation & HVAC — Switching damper actuators, fan starters, and lighting circuits in BMS panels.
Technical Specifications
| Part Number | 1769-OB16 |
| Manufacturer | Allen-Bradley / Rockwell Automation |
| Series | CompactLogix 1769 I/O |
| Module Type | Digital Output (Sourcing) |
| Number of Output Points | 16 |
| Output Voltage | 24V DC |
| Output Current per Point | 0.5 A |
| Total Module Current | 4 A max (all outputs ON) |
| Output Type | Solid-state sourcing (PNP) |
| Backplane Current Draw (5V) | 120 mA |
| Backplane Current Draw (24V) | 0 mA |
| Operating Temperature | 0 °C to 60 °C (32 °F to 140 °F) |
| Storage Temperature | -40 °C to 85 °C |
| Relative Humidity | 5% to 95% (non-condensing) |
| Wiring Style | Removable terminal block (RTB) |
| Dimensions (H x W x D) | 118 mm x 35 mm x 87 mm |
| Weight | Approx. 200 g |
| Enclosure Rating | Open-style (panel mount) |
Why Engineers Specify This Model
- High-Density I/O in Compact Form Factor — 16 sourcing outputs in a single-slot 35 mm wide module minimizes panel footprint without sacrificing channel count.
- Solid-State Reliability — No mechanical contacts means zero contact wear, silent switching, and consistent performance across millions of cycles.
- Native CompactLogix Integration — Plug-and-play on any 1769 bus; automatically recognized by Studio 5000 / RSLogix 5000 with no manual configuration required.
- Removable Terminal Block (RTB) — Field wiring stays in place during module swap, dramatically reducing maintenance downtime.
- Diagnostic Feedback — Per-point output status LEDs and controller-readable fault data accelerate troubleshooting.
- Short-Circuit & Overload Protection — Electronic protection on each output channel prevents cascade failures in the field.
- Broad Industry Acceptance — Specified by OEMs and system integrators globally; extensive installed base ensures long-term spare-parts availability.
Complete System Bill of Materials
For a fully operational CompactLogix control system using the 1769-OB16, the following components are typically required:
- Controller — 1769-L16ER-BB1B / 1769-L18ER-BB1B / 1769-L30ER or equivalent CompactLogix 5370 controller
- Power Supply — 1769-PA2 (120/240V AC) or 1769-PB2 (24V DC)
- Digital Input Module — 1769-IQ16 (16-point 24VDC sinking) for paired I/O architecture
- Analog I/O (if required) — 1769-IF4 (4-ch analog input) / 1769-OF2 (2-ch analog output)
- End Cap — 1769-ECR (right end cap) — required to terminate the 1769 bus
- Removable Terminal Block — 1769-RTB (included with module or ordered separately)
- Communication Module (if required) — 1769-L19ER-BB1B with EtherNet/IP, or 1769-AENTR adapter for remote I/O
- Programming Software — Studio 5000 Logix Designer v21.00 or later
- DIN Rail — 35 mm DIN rail (EN 50022)
Compliance & Industry Standards
- UL Listed — UL 508 (Industrial Control Equipment)
- CE Marked — EMC Directive 2014/30/EU; Low Voltage Directive 2014/35/EU
- RoHS Compliant — Directive 2011/65/EU
- cUL Listed (Canada)
- IEC 61131-2 — Programmable Controllers, Equipment Requirements and Tests
- ATEX / IECEx — Not rated for hazardous locations; use appropriate barriers if required
Quality Assurance & Sourcing
Konmask.com specializes in industrial automation components for B2B buyers who cannot afford counterfeit or substandard parts. Our sourcing process for the 1769-OB16 includes:
- Authorized & Verified Supply Chain — Units sourced from authorized distributors and verified secondary-market channels with full traceability.
- Pre-Shipment Inspection — Each module undergoes visual inspection, label verification, and functional power-on check before dispatch.
- Original Packaging — Shipped in original Allen-Bradley packaging with intact serial number and date-code labels where available.
- Documentation Available — Certificate of conformance, test reports, and country-of-origin documentation available on request.
- Warranty — 12-month warranty against manufacturing defects; DOA replacement within 7 business days.
How to Source This Part
- Add to Cart — Click Add to Cart above and proceed to checkout. We accept T/T bank transfer, PayPal, and major credit cards.
- Request a Quote — For orders of 5+ units or project BOM requirements, email support@konmask.com for volume pricing.
- Lead Time — In-stock units ship within 1-3 business days. Ex-stock lead time for bulk orders: 5-10 business days.
- Shipping — DHL Express, FedEx International Priority, and sea freight available. Export documentation (commercial invoice, packing list, CO) provided.
- Technical Support — Our engineering team can assist with compatibility checks, system design review, and cross-reference to alternative part numbers.
Application-Specific FAQ
Q: Is the 1769-OB16 compatible with CompactLogix 5380 (5069) controllers?
A: No. The 1769-OB16 is a 1769 Compact I/O module and is only compatible with 1769-series CompactLogix controllers (5370 and earlier) and the 1769 bus. For 5380 controllers, use the 5069-OB16 instead.
Q: Can I mix 1769-OB16 modules with 1769-IQ16 input modules on the same bus?
A: Yes. The 1769 bus supports mixed I/O module types. Ensure total backplane current draw does not exceed the power supply rating.
Q: What is the maximum cable length for field wiring to the output terminals?
A: Rockwell recommends keeping field wiring under 30 m (100 ft) for noise immunity. For longer runs, use shielded cable and ground the shield at the panel end only.
Q: Does the 1769-OB16 support electronic fusing or do I need external fuses?
A: The module provides electronic short-circuit protection per output point. However, for branch circuit protection per NEC/IEC requirements, external fusing at the field device level is still recommended.
Q: What is the difference between 1769-OB16 and 1769-OB16E?
A: The 1769-OB16E is an enhanced version with individually isolated output commons, allowing multiple voltage groups on a single module. The standard 1769-OB16 uses a common shared return. Verify your wiring architecture before selecting.
Q: Can Konmask.com provide a datasheet or user manual?
A: Yes. Contact support@konmask.com and reference part number 1769-OB16. We will provide the Rockwell publication 1769-UM011 and relevant wiring diagrams.
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