Preferred
1756-LSC8XIB8I
ControlLogix 8 Point Counter Input
Serial #:
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Lifecycle status:
Active
Product at a glance
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Product Registration
Description
10-30 VDC Counters at 40 KHz, 8 Counters / 8 Isolated Inputs, Peer to Peer Input (36 Pin)
Preferred
1756-LSC8XIB8I
ControlLogix 8 Point Counter Input
Serial #:
This product has not been verified. Please {} to confirm authenticity.
register your product
Lifecycle status:
Active
Product at a glance
Build America, Buy America
Digital Product Passport
Product Registration
Description
10-30 VDC Counters at 40 KHz, 8 Counters / 8 Isolated Inputs, Peer to Peer Input (36 Pin)
Product Details
Look for SER on the product label to find your product series. To find information specific to your product, scan the QR code on the product label.
A
Overview
Physical Characteristics
Mechanical
Construction
Electrical & Connectivity
Inputs & Outputs (I/O)
Power & Electrical Characteristics
Sustainability
Lifecycle Assessment
Substance Disclosures
Compliance & Environment
Standards & Protection
Drawings
Documents
Downloads
Certifications
Alternative Products
Technotes
| Unique Product Identifier |
1756-LSC8XIB8I
|
|---|---|
| UPC |
885630081793
|
| Estimated Lead Time |
5 days
|
| Standard Warranty Duration |
1 year See details |
| Country of Origin |
United States of America
|
The information provided by Rockwell Automation on www.rockwellautomation.com (the “Site”) is for demonstration purposes only and may be incomplete or inaccurate. All information is provided “as is”, and Rockwell Automation makes no representations or warranties of any kind, express or implied, regarding the accuracy, adequacy, validity, reliability, or completeness of any information on the Site. Use of this information is at your own risk.
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)
|
|---|
I/O Specifications
| Count range |
0...2,147,483,648 (31-bit counter)
|
|---|---|
| Counting frequency, max |
40 khz
|
| Input delay time |
OFF to ON: 14 µs nom/23 µs max + user-configurable filter time of 0...30,000 µs, ON to OFF: 14 µs nom/23 µs max + user-configurable filter time of 0...30,000 µs
|
| Input impedance, max |
6 kΩ @ 30V DC
|
| Off-state current, max |
1.5 mA
|
| Off-state voltage, max |
5V
|
| On-state current, min |
2mA @ 10V DC
|
| Operating voltage |
10...30V DC
|
| Voltage category |
12/24V DC sink/source
|
Output Signals
| Reverse polarity protection |
Reverse polarity protection: Yes
|
|---|
| Change of state |
Any transition
|
|---|---|
| Current draw |
275mA @ 5.1V, 3mA @ 24V
|
| Cyclic update time |
0.2 ms
|
| Digital inputs configurable |
True
|
| Digital outputs configurable |
False
|
| Input voltage, nom |
24V DC
|
| Inputs |
8 individually isolated, standard input or counter-control functionality
|
| Isolation voltage |
250V (continuous), reinforced insulation type, inputs to backplane, 250V (continuous), basic insulation type, input to input
|
| Module keying |
Electronic, software configurable
|
| Number of counters |
8 individually isolated
|
| ON-state current, max |
5mA @ 30V DC
|
| Power dissipation |
3.8 W @ 60 °C (140 °F)
|
| Redundancy |
False
|
| Short-circuit protection, outputs available |
False
|
| Suitable for safety functions |
False
|
| Thermal dissipation |
12.97 btu/h
|
| Total backplane power |
1.47 W
|
| Type of electric connection |
Screw connection
|
| Voltage type of supply voltage |
DC
|
| Wire category |
1 - on signal ports
|
| LCA Method |
ISO 14040/44 compliant
|
|---|---|
| Impact Assessment Method |
EF 3.0 (Environmental Footprint) ESPR aligned
|
| Database Used |
Ecoinvent 3.10
|
| Use Phase Electricity |
European Average Grid Mix (EU-40)
|
| Cradle To Grave |
180 kg CO2 eq
|
| Cradle To Gate |
15.3 kg CO2 eq
|
| Content of Recycled Product Material |
0.424%
|
The LCA model used to generate the sustainability results has been independently reviewed by a 3rd party in accordance with ISO 14071 and the EU Product Environmental Footprint (PEF) framework.
| Environmental Compliance | |
|---|---|
| SVHC Information |
| 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
|
| 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
|
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| General | Publication |
|---|---|
| Technical Detail | -- |
| Product Cutsheet | -- |
| Technical Data | Publication |
|---|---|
| 1756-td002_-en-e | 1756-TD002 |
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
Visit the Technical Documentation Center
Search the Literature Library
Version:
Release notes
1.001
| AOP - Add On Profiles | Size | Notes | |
|---|---|---|---|
|
|
AOP - Add On Profiles for 1756 Next Gen Apex 2 Digital I/O v40.12.22 | 432 MB | Release notes |
|
|
AOP for 1756 I/O Digital v4.02.24 | 459 MB | |
|
|
AOP for 1756-IB, LS, OB APEX I/O Series A v4.02.12 | 459 MB | Release notes |
|
|
AOP for 1756-IB,LS,OB Apex I/O Series A v2.03.12 | 65.1 MB | Release notes |
|
|
AOP for 1756-IB,LS,OB Apex I/O Series A v3.01.01 | 72.62 MB | Release notes |
| EDS - Electronic Data Sheet Files | Size | Notes | |
|
|
EDS files for 1756-LSC8XIB8I (multi) | 3.26 KB | |
|
|
EDS files for ControlLogix Family (multi) | 1.79 MB | |
AOP - Add On Profiles for 1756 Next Gen Apex 2 Digital I/O v40.12.22
AOP - Add On Profiles
432 MB
Release notes
Looking for more Downloads?
Find product downloads in Rockwell Automation Product Compatibility and Download Center.
Search PCDC
This product was certified with the above certifications as of 2026-08-11. 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.
Looking for certification documents?
Explore certifications for this product and more in our comprehensive Literature Library.
Regulatory Information
| EU Importer Address |
Rockwell Automation N.V |
|---|---|
| EU Authorized Representative Address |
Rockwell Automation N.V |
Items Per Page:
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
Overview
| Unique Product Identifier |
1756-LSC8XIB8I
|
|---|---|
| UPC |
885630081793
|
| Estimated Lead Time |
5 days
|
| Standard Warranty Duration |
1 year See details |
| Country of Origin |
United States of America
|
The information provided by Rockwell Automation on www.rockwellautomation.com (the “Site”) is for demonstration purposes only and may be incomplete or inaccurate. All information is provided “as is”, and Rockwell Automation makes no representations or warranties of any kind, express or implied, regarding the accuracy, adequacy, validity, reliability, or completeness of any information on the Site. Use of this information is at your own risk.
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)
|
|---|
Electrical & Connectivity
I/O Specifications
| Count range |
0...2,147,483,648 (31-bit counter)
|
|---|---|
| Counting frequency, max |
40 khz
|
| Input delay time |
OFF to ON: 14 µs nom/23 µs max + user-configurable filter time of 0...30,000 µs, ON to OFF: 14 µs nom/23 µs max + user-configurable filter time of 0...30,000 µs
|
| Input impedance, max |
6 kΩ @ 30V DC
|
| Off-state current, max |
1.5 mA
|
| Off-state voltage, max |
5V
|
| On-state current, min |
2mA @ 10V DC
|
| Operating voltage |
10...30V DC
|
| Voltage category |
12/24V DC sink/source
|
Output Signals
| Reverse polarity protection |
Reverse polarity protection: Yes
|
|---|
| Change of state |
Any transition
|
|---|---|
| Current draw |
275mA @ 5.1V, 3mA @ 24V
|
| Cyclic update time |
0.2 ms
|
| Digital inputs configurable |
True
|
| Digital outputs configurable |
False
|
| Input voltage, nom |
24V DC
|
| Inputs |
8 individually isolated, standard input or counter-control functionality
|
| Isolation voltage |
250V (continuous), reinforced insulation type, inputs to backplane, 250V (continuous), basic insulation type, input to input
|
| Module keying |
Electronic, software configurable
|
| Number of counters |
8 individually isolated
|
| ON-state current, max |
5mA @ 30V DC
|
| Power dissipation |
3.8 W @ 60 °C (140 °F)
|
| Redundancy |
False
|
| Short-circuit protection, outputs available |
False
|
| Suitable for safety functions |
False
|
| Thermal dissipation |
12.97 btu/h
|
| Total backplane power |
1.47 W
|
| Type of electric connection |
Screw connection
|
| Voltage type of supply voltage |
DC
|
| Wire category |
1 - on signal ports
|
Sustainability
| LCA Method |
ISO 14040/44 compliant
|
|---|---|
| Impact Assessment Method |
EF 3.0 (Environmental Footprint) ESPR aligned
|
| Database Used |
Ecoinvent 3.10
|
| Use Phase Electricity |
European Average Grid Mix (EU-40)
|
| Cradle To Grave |
180 kg CO2 eq
|
| Cradle To Gate |
15.3 kg CO2 eq
|
| Content of Recycled Product Material |
0.424%
|
The LCA model used to generate the sustainability results has been independently reviewed by a 3rd party in accordance with ISO 14071 and the EU Product Environmental Footprint (PEF) framework.
| Environmental Compliance | |
|---|---|
| SVHC Information |
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
|
| 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
|
Drawings
Click the Download CAD button below to view all file formats available for download.
Sign in to your Rockwell Automation account to view and download technical drawings.
Sign In
Documents
|
Technical Detail
General
-- |
|
Product Cutsheet
General
-- |
|
1756-td002_-en-e
Technical Data
1756-TD002 |
| General | Publication |
|---|---|
| Technical Detail | -- |
| Product Cutsheet | -- |
| Technical Data | Publication |
| 1756-td002_-en-e | 1756-TD002 |
Looking for more documentation?
Find curated technical documentation for this product in the Technical Documentation Center, or search our full Literature Library.
Visit the Technical Documentation Center
Search the Literature Library
Downloads
Version:
Release notes
1.001
| AOP - Add On Profiles | Size | Notes | |
|---|---|---|---|
|
|
AOP - Add On Profiles for 1756 Next Gen Apex 2 Digital I/O v40.12.22 | 432 MB | Release notes |
|
|
AOP for 1756 I/O Digital v4.02.24 | 459 MB | |
|
|
AOP for 1756-IB, LS, OB APEX I/O Series A v4.02.12 | 459 MB | Release notes |
|
|
AOP for 1756-IB,LS,OB Apex I/O Series A v2.03.12 | 65.1 MB | Release notes |
|
|
AOP for 1756-IB,LS,OB Apex I/O Series A v3.01.01 | 72.62 MB | Release notes |
| EDS - Electronic Data Sheet Files | Size | Notes | |
|
|
EDS files for 1756-LSC8XIB8I (multi) | 3.26 KB | |
|
|
EDS files for ControlLogix Family (multi) | 1.79 MB | |
AOP - Add On Profiles for 1756 Next Gen Apex 2 Digital I/O v40.12.22
AOP - Add On Profiles
432 MB
Release notes
Looking for more Downloads?
Find product downloads in Rockwell Automation Product Compatibility and Download Center.
Search PCDC
Certifications
This product was certified with the above certifications as of 2026-08-11. 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.
Looking for certification documents?
Explore certifications for this product and more in our comprehensive Literature Library.
Regulatory Information
| EU Importer Address |
Rockwell Automation N.V |
|---|---|
| EU Authorized Representative Address |
Rockwell Automation N.V |
Alternative Products
Items Per Page:
Technotes
| Technotes |
|---|
Looking for more Technotes?
Find questions and answers from Rockwell Automation technical experts for this product in our Knowledgebase.
Search Knowledgebase
Multiple countries of origin based on manufacturing location
ControlLogix 8 Point Counter Input
1756-LSC8XIB8I
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