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Allen-Bradley 1756-L74 ControlLogix Processor Module

Allen-Bradley 1756-L74 ControlLogix Processor Module

  • Manufacturer: Allen-Bradley

  • Product No.: 1756-L74

  • Condition:1000 in stock

  • Product Type: Processor Module

  • Product Origin: USA

  • Payment: T/T, Western Union

  • Weight: 250g

  • Shipping port: Xiamen

  • Warranty: 12 months

  • 24/7 Support
  • 30-Day Returns
  • Fast Shipping

Allen-Bradley 1756-L74 ControlLogix Processor Module

Manufacturer: Allen-Bradley
Model/Part Number: 1756-L74
Description: The ControlLogix 5570 series processor module is designed to provide advanced control and automation solutions. It is part of the Allen-Bradley ControlLogix family, offering robust performance for industrial applications with a range of memory and I/O capabilities.


Technical Specifications

Processor & Memory

Attribute Value
User Memory 2 MB (1756-L71) to 32 MB (1756-L75)
I/O Memory 0.98 MB
Optional Non-Volatile Memory 1 GB (1784-SD1) - ships with every controller, 2 GB (1784-SD2) - optional
Digital I/O Max 128,000
Analog I/O Max 4,000
Total I/O Max 128,000

Energy Storage Module

Module Type Description
1756-ESMCAP / 1756-ESMCAPK Removable, ships installed with every controller
1756-ESMNSE / 1756-ESMNSEK Removable, no residual WallClockTime backup
1756-ESMNRM / 1756-ESMNRMK Non-removable, designed to secure USB connections and SD cards

Power Requirements

Attribute Value
Current Draw @ 1.2V DC 5 mA
Current Draw @ 5.1V DC 800 mA
Power Dissipation 2.5 W
Thermal Dissipation 8.5 BTU/hr
Isolation Voltage 30V (continuous), basic insulation type
USB Port Full speed (12 Mbps), used for temporary local programming only

Dimensions & Weight

Attribute Value
Weight Approx. 0.25 kg (0.55 lb)
Slot Width 1 Module location (Chassis-based, any slot)

Chassis & Power Supply Compatibility

Chassis Compatibility 1756-A4, 1756-A4K, 1756-A7, 1756-A7K, 1756-A10, 1756-A10K, 1756-A13, 1756-A13K, 1756-A17, 1756-A17K
Power Supply (Standard) 1756-PA50, 1756-PA72, 1756-PA72K, 1756-PA75, 1756-PA75K, 1756-PB50, 1756-PB72, 1756-PB72K, 1756-PB75, 1756-PB75K
Power Supply (Redundant) 1756-PA75R, 1756-PA75RK, 1756-PB75R, 1756-PB75RK, 1756-PSCA2, 1756-PSCA2K

Temperature & Environmental Specifications

Attribute Value
Operating Temperature 0°C to 60°C (32°F to 140°F)
Non-operating Temperature -40°C to 85°C (-40°F to 185°F)
Relative Humidity 5% to 95% (non-condensing)
Vibration (Operating) 2 g @ 10…500 Hz
Shock (Operating) 30 g
Shock (Non-operating) 50 g (45 g with SD card installed)
Corrosive Atmosphere Yes, meets G3 severity level (ANSI/ISA 71.04–2013)
Conformal Coating No
Electromagnetic Compatibility IEC 61000-6-4 (Industrial Emissions), IEC 61000-4-2 (ESD immunity), IEC 61000-4-3 (Radiated RF immunity)

Certifications

Certification Details
UL Listed Industrial Control Equipment (c-UL-us), certified for US and Canada. UL Listed for Class I, Division 2, Group A, B, C, D
CE Certification Compliant with EU EMC Directive 2014/30/EU
Ex (Explosion-Proof) Compliant with EU ATEX Directive 2014/34/EU and IECEx. Zone 2 classification
UKCA & UKEx Certified for increased safety "e", Zone 2 classification
RCM Australian compliance for electromagnetic compatibility
CCC China Compulsory Certification
KC Korean Registration of Broadcasting and Communications Equipment
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Product Description

Allen-Bradley 1756-L74 ControlLogix Processor Module

Manufacturer: Allen-Bradley
Model/Part Number: 1756-L74
Description: The ControlLogix 5570 series processor module is designed to provide advanced control and automation solutions. It is part of the Allen-Bradley ControlLogix family, offering robust performance for industrial applications with a range of memory and I/O capabilities.


Technical Specifications

Processor & Memory

Attribute Value
User Memory 2 MB (1756-L71) to 32 MB (1756-L75)
I/O Memory 0.98 MB
Optional Non-Volatile Memory 1 GB (1784-SD1) - ships with every controller, 2 GB (1784-SD2) - optional
Digital I/O Max 128,000
Analog I/O Max 4,000
Total I/O Max 128,000

Energy Storage Module

Module Type Description
1756-ESMCAP / 1756-ESMCAPK Removable, ships installed with every controller
1756-ESMNSE / 1756-ESMNSEK Removable, no residual WallClockTime backup
1756-ESMNRM / 1756-ESMNRMK Non-removable, designed to secure USB connections and SD cards

Power Requirements

Attribute Value
Current Draw @ 1.2V DC 5 mA
Current Draw @ 5.1V DC 800 mA
Power Dissipation 2.5 W
Thermal Dissipation 8.5 BTU/hr
Isolation Voltage 30V (continuous), basic insulation type
USB Port Full speed (12 Mbps), used for temporary local programming only

Dimensions & Weight

Attribute Value
Weight Approx. 0.25 kg (0.55 lb)
Slot Width 1 Module location (Chassis-based, any slot)

Chassis & Power Supply Compatibility

Chassis Compatibility 1756-A4, 1756-A4K, 1756-A7, 1756-A7K, 1756-A10, 1756-A10K, 1756-A13, 1756-A13K, 1756-A17, 1756-A17K
Power Supply (Standard) 1756-PA50, 1756-PA72, 1756-PA72K, 1756-PA75, 1756-PA75K, 1756-PB50, 1756-PB72, 1756-PB72K, 1756-PB75, 1756-PB75K
Power Supply (Redundant) 1756-PA75R, 1756-PA75RK, 1756-PB75R, 1756-PB75RK, 1756-PSCA2, 1756-PSCA2K

Temperature & Environmental Specifications

Attribute Value
Operating Temperature 0°C to 60°C (32°F to 140°F)
Non-operating Temperature -40°C to 85°C (-40°F to 185°F)
Relative Humidity 5% to 95% (non-condensing)
Vibration (Operating) 2 g @ 10…500 Hz
Shock (Operating) 30 g
Shock (Non-operating) 50 g (45 g with SD card installed)
Corrosive Atmosphere Yes, meets G3 severity level (ANSI/ISA 71.04–2013)
Conformal Coating No
Electromagnetic Compatibility IEC 61000-6-4 (Industrial Emissions), IEC 61000-4-2 (ESD immunity), IEC 61000-4-3 (Radiated RF immunity)

Certifications

Certification Details
UL Listed Industrial Control Equipment (c-UL-us), certified for US and Canada. UL Listed for Class I, Division 2, Group A, B, C, D
CE Certification Compliant with EU EMC Directive 2014/30/EU
Ex (Explosion-Proof) Compliant with EU ATEX Directive 2014/34/EU and IECEx. Zone 2 classification
UKCA & UKEx Certified for increased safety "e", Zone 2 classification
RCM Australian compliance for electromagnetic compatibility
CCC China Compulsory Certification
KC Korean Registration of Broadcasting and Communications Equipment

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