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1756-OA16
1756-OA16
Allen Bradley 1756-OA16 Digital Output Module
  1. 1756-OA16
  2. 1756-OA16
  3. Allen Bradley 1756-OA16 Digital Output Module

Allen Bradley 1756-OA16 Digital Output Module

£448.44 inc VAT

In Stock · Delivered in 3–5 Working Days
Estimated UK delivery time, subject to order confirmation, courier services and destination. International delivery times vary.
Technical SpecificationsAllen Bradley
Model 1756OA16
Max Output Current per Channel 0.25 A
Total Module Output Current 4 A max
Series ControlLogix
Output Type Triac (sourcing, AC switching)
Type Digital Output Module
Output Voltage Range 74…265 V AC
Nominal Output Voltage 120/240 V AC
Backplane Communication ControlLogix standard
Connection Type 20-pin plug-in terminal block
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SKU: 1756-OA16 Category: Tags: , , , Brand:
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Allen Bradley 1756-OA16 Digital Output Module

The AB 1756-OA16 is a 16-channel digital output module designed for ControlLogix systems, providing reliable triac-based switching for 120/240V AC loads. Ideal for controlling actuators, relays, contactors, and lighting systems, this module is widely used in high-voltage industrial automation environments.

Technical Specifications

Model 1756OA16
Series ControlLogix
Type Digital Output Module
Channels 16 digital outputs
Output Type Triac (sourcing, AC switching)
Output Voltage Range 74…265 V AC
Nominal Output Voltage 120/240 V AC
Connection Type 20-pin plug-in terminal block
Mounting ControlLogix chassis slot

Electrical Specifications

Max Output Current per Channel 0.25 A
Total Module Output Current 4 A max
Input Current at Signal High (1) 10 mA
Signal Delay 9.3 ms ON / 11 ms OFF
Leakage Current (Triac) <2 mA per channel
Short-Circuit Protection Not included (external protection required)
Backplane Current Draw • 5.1V DC @ 120 mA • 24V DC @ 95 mA
Power Dissipation Approx. 3.1 W
Heat Dissipation Approx. 10.6 BTU/hr
Isolation Voltage 250V continuous (field to backplane), basic insulation

Network & Interface Specifications

Backplane Communication ControlLogix standard
Diagnostics Channel-level status monitoring
Configuration Software Studio 5000 Logix Designer
Supported Protocols No direct protocol support – communicates via backplane to Logix controller
I/O Expansion Fully compatible with other ControlLogix I/O modules
System Integration Backplane Communication: ControlLogix standard Diagnostics: Channel-level status monitoring Configuration Software: Studio 5000 Logix Designer

Mechanical Specifications

Width 38.1 mm
Height 300 mm
Depth 111.25 mm
Mounting Orientation Vertical slot installation
Enclosure Type Open-type (requires panel mounting in control cabinet)
Terminal Block Removable 20-pin plug-in connector
Weight Approx. 0.4 kg

Environmental Specifications

Operating Temperature 0…60 °C
Storage Temperature –40…85 °C
Relative Humidity 5% to 95% non-condensing
Shock Rating 30 g operating, 50 g non-operating
Vibration Resistance 2 g @ 10–500 Hz
Pollution Degree 2
Certifications Suitable for use in Class I Div 2 hazardous areas

Compliance & Certifications

Certifications UL, c-UL, CE, RoHS
Explosion Safety (Gas/Dust) None
SIL/PL Rating Not rated
EMC Compliance EN 61000-6-2 / 6-4
Standards Met EN 61131-2
Functional Safety Not applicable

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Frequently Asked Questions

How can I check whether 1756-OA16 is the correct replacement?

Check the exact manufacturer part number, electrical ratings, interface type, mounting and equipment compatibility against your existing equipment and the manufacturer’s datasheet.

How quickly can 1756-OA16 be delivered?

This product is listed as in stock, with estimated UK delivery in 3–5 working days. Delivery depends on order confirmation, courier services and destination.

Where can I check specifications and compatibility?

Review the specification information above and the product’s Downloads or Data Sheets tab, where documents are supplied. Our team can help check part numbers and installation compatibility.

What warranty does Drive Outlet Megastore offer?

Drive Outlet offers its own 2-year return-to-base warranty unless otherwise stated. Manufacturer warranties may not apply; please review the Terms and Conditions before ordering.

Weight 0.4 kg

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1756-OA16-Technical-Data.pdf1756-Selection-Guide.pdfUser-Manual.pdf

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