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1756-OW16I

ControlLogix 16 Pt Digital Relay Module

Name: ControlLogix 16 Pt Digital Relay Module
Brand: Rockwell Automation
SKU: 1756-ow16i

Serial #:

Lifecycle status: Active

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Product Registration

Description

N.O. Isolated Relay Output 16 Pts (36 Pin)

Preferred

Lifecycle status: Active

Product at a glance

Build America, Buy America

Repairable/Replaceable Repairable/Replaceable

Product Registration

Description

N.O. Isolated Relay Output 16 Pts (36 Pin)

Product Details

Unique Product Identifier	1756-OW16I
UPC	612598171460
Estimated Lead Time	5 days
Standard Warranty Duration	1 year See details
Country of Origin	Multiple

Isolation	250 V continuous between outputs

Bounce time, mean	1.2 µs
Current draw	150mA @ 5.1V, 150mA @ 24V
Digital inputs configurable	False
Digital outputs configurable	False
Expected contact life	300 kHz, resistive, 100 kHz, inductive
Fusing	Not protected. A fused IFM can be used to help protect outputs. See publication 1492-TD008. However, the ControlLogix, system has been agency certified using only the ControlLogix RTBs, that is, 1756-TBCH, 1756-TBNH, 1756-TBSH, and, 1756-TBS6H. Any applic
Initial contact resistance, max	100 mΩ @ 6V @ 1A
Isolation voltage	250V (continuous), basic insulation type, outputs-to-backplane, and output-to-output
Module keying	Electronic, software configurable
Output voltage	1A @ 5...30V DC 0.5A @ 48V DC 0.22A @ 125V DC 1.5A @ 120V AC, 50/60 Hz 0.75A @ 240V AC, 50/60 Hz
Outputs	16 N.O. individually isolated
Pilot duty	C300, R150
Power dissipation, max	4.5 W @ 60 °C (140 °F)
Redundancy	False
Scheduled outputs	Synchronization within 16.7 s max, reference to the coordinated system time
Short-circuit protection, outputs available	False
States in fault mode per point	Hold last state, On or Off (Off is default)
States in program mode per point	Hold last state, On or Off (Off is default)
Suitable for safety functions	False
Switching frequency, max	1 ops/3 s (0.3 Hz at rated load)
Thermal dissipation	15.35 btu/h
Total backplane power	4.4 W
Type of digital output	Relay
Type of electric connection	Screw connection
Type of voltage (input voltage)	DC
Voltage type of supply voltage	DC
Wire category	Wire category: 1

I/O Specifications

Operating voltage	5...125V DC @ 10...240V AC

Output Signals

Load current per point, min	10 mA
Off-state leakage current per point, max	1.5 mA
Output delay time	OFF to ON: 10 ms maximum, ON to OFF: 10 ms maximum

Conducted RF immunity	10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz
EFT/B immunity	±4kV @ 5kHz on signal ports
ESD immunity	6 kV contact discharges, 8 kV air discharges
Emissions	IEC 61000-6-4
Nonoperating temperature	-40 °C
North American temperature code	T4A
Operating temperature	0 to 60 °C
Oscillatory surge withstand	IEEE C37.90.1: 3kV
Radiated RF immunity	10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz
Relative humidity	5...95% noncondensing
Surge transient immunity	±1 kV line-line (DM) and ±2 kV line-earth (CM) on signal ports
Surrounding air temperature, max	60 °C

Mechanical

RTB keying	User-defined mechanical
Shock	Operating: 30 G, Non operating: 50 G
Slot width	1
Vibration	2 G @ 10...500 Hz

Construction

Enclosure type	None (open-style)

Environmental Compliance	See Details \| Submit Inquiry
SVHC Information	View Guidance

Drawings
3-Dimensional STEP model (STP)	Download (ZIP)
Product Drawing	Drawing (DWG)
Product Drawing	Drawing (DXF)

Drawings
3-Dimensional STEP model (STP) Download (ZIP)
Product Drawing Drawing (DWG)
Product Drawing Drawing (DXF)

General	Publication
Technical Detail	--
Product Cutsheet	--
Product Profile	--
Selection Guide	1756-SG001

Technical Data	Publication
1756-td002_-en-e	1756-TD002

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Available Downloads

Firmware for 1756-OW16I v3.003
EDS files for 1756-OW16I (multi)
EDS files for ControlLogix Family (multi)
AOP - Add On Profiles for 1756 Discrete I/O v40.12.22

See All Downloads

This product was certified with the above certifications as of 2026-07-16. Products sold before or after this date might carry different certifications. Please review the product label to check for the certifications your specific product carries.

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Regulatory Information

EU Importer Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium
EU Authorized Representative Address	Rockwell Automation N.V Pegasus Park De Kleetlaan 12A 1831 Diegem Belgium

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Technotes

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Overview

Unique Product Identifier	1756-OW16I
UPC	612598171460
Estimated Lead Time	5 days
Standard Warranty Duration	1 year See details
Country of Origin	Multiple

Electrical & Connectivity

Isolation	250 V continuous between outputs

Bounce time, mean	1.2 µs
Current draw	150mA @ 5.1V, 150mA @ 24V
Digital inputs configurable	False
Digital outputs configurable	False
Expected contact life	300 kHz, resistive, 100 kHz, inductive
Fusing	Not protected. A fused IFM can be used to help protect outputs. See publication 1492-TD008. However, the ControlLogix, system has been agency certified using only the ControlLogix RTBs, that is, 1756-TBCH, 1756-TBNH, 1756-TBSH, and, 1756-TBS6H. Any applic
Initial contact resistance, max	100 mΩ @ 6V @ 1A
Isolation voltage	250V (continuous), basic insulation type, outputs-to-backplane, and output-to-output
Module keying	Electronic, software configurable
Output voltage	1A @ 5...30V DC 0.5A @ 48V DC 0.22A @ 125V DC 1.5A @ 120V AC, 50/60 Hz 0.75A @ 240V AC, 50/60 Hz
Outputs	16 N.O. individually isolated
Pilot duty	C300, R150
Power dissipation, max	4.5 W @ 60 °C (140 °F)
Redundancy	False
Scheduled outputs	Synchronization within 16.7 s max, reference to the coordinated system time
Short-circuit protection, outputs available	False
States in fault mode per point	Hold last state, On or Off (Off is default)
States in program mode per point	Hold last state, On or Off (Off is default)
Suitable for safety functions	False
Switching frequency, max	1 ops/3 s (0.3 Hz at rated load)
Thermal dissipation	15.35 btu/h
Total backplane power	4.4 W
Type of digital output	Relay
Type of electric connection	Screw connection
Type of voltage (input voltage)	DC
Voltage type of supply voltage	DC
Wire category	Wire category: 1

I/O Specifications

Operating voltage	5...125V DC @ 10...240V AC

Output Signals

Load current per point, min	10 mA
Off-state leakage current per point, max	1.5 mA
Output delay time	OFF to ON: 10 ms maximum, ON to OFF: 10 ms maximum

Compliance & Environment

Conducted RF immunity	10V rms with 1 kHz sine-wave 80% AM from 150 kHz...80 MHz
EFT/B immunity	±4kV @ 5kHz on signal ports
ESD immunity	6 kV contact discharges, 8 kV air discharges
Emissions	IEC 61000-6-4
Nonoperating temperature	-40 °C
North American temperature code	T4A
Operating temperature	0 to 60 °C
Oscillatory surge withstand	IEEE C37.90.1: 3kV
Radiated RF immunity	10 V/m with 1 kHz sine-wave 80% AM from 80...2000 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 900 MHz, 10 V/m with 200 Hz 50% Pulse 100% AM @ 1890 MHz, 3 V/m with 1 kHz sine-wave 80% AM from 2000...2700 MHz
Relative humidity	5...95% noncondensing
Surge transient immunity	±1 kV line-line (DM) and ±2 kV line-earth (CM) on signal ports
Surrounding air temperature, max	60 °C

Physical Characteristics

Mechanical

RTB keying	User-defined mechanical
Shock	Operating: 30 G, Non operating: 50 G
Slot width	1
Vibration	2 G @ 10...500 Hz

Construction

Enclosure type	None (open-style)

Sustainability

Environmental Compliance	See Details \| Submit Inquiry
SVHC Information	View Guidance

Drawings

Drawings
3-Dimensional STEP model (STP)	Download (ZIP)
Product Drawing	Drawing (DWG)
Product Drawing	Drawing (DXF)

Drawings
3-Dimensional STEP model (STP) Download (ZIP)
Product Drawing Drawing (DWG)
Product Drawing Drawing (DXF)

Documents

Technical Detail General
--

Product Cutsheet General
--

Product Profile General
--

Selection Guide General
1756-SG001

1756-td002_-en-e Technical Data
1756-TD002

General	Publication
Technical Detail	--
Product Cutsheet	--
Product Profile	--
Selection Guide	1756-SG001
Technical Data	Publication
1756-td002_-en-e	1756-TD002