1 PCS used AB SLC 500 Processor Unit 1747-L542 B3 #LYQ007
1 PCS used AB SLC 500 Processor Unit 1747-L542 B3 #LYQ007
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Parameter
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Specification
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Unit
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Official Notes
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Product Name
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AB SLC 500 Processor Unit
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-
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Original Allen-Bradley (AB) Factory Product, SLC 500 Series Programmable Logic Controller (PLC) Processor
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Model Number
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1747-L542 B3
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-
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Unique model code for SLC 500 series, B3 version, consistent with factory calibration and quality control standards
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Brand & Manufacturer
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Allen-Bradley (AB), Rockwell Automation
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-
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Complies with AB Strict Industrial PLC Processor Standards, Ensuring High Stability and Long-Term Reliability
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Product Certification
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UL, CSA, CE, RoHS Certified
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-
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Meets International Industrial Safety, Electromagnetic Compatibility (EMC) and Environmental Protection Standards
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Core Application
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Industrial Automation Control, Factory Process Control, Equipment Automation, Production Line Control, Electrical Control Systems
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-
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Suitable for Medium-Scale Industrial Control Scenarios, Compatible with AB SLC 500 Series I/O Modules and Accessories
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Protection Grade
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IP20
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-
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Protects Against Solid Objects ≥12.5mm, Suitable for Cabinet Installation, Indoor Industrial Environment Use Only
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Parameter
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Minimum
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Typical
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Maximum
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Unit
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Official Notes
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Operating Voltage (DC)
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10.8
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12
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15.6
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VDC
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Stable DC power supply, compatible with industrial standard 12VDC power modules
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No-Load Current
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-
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0.8
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1.2
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A
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At rated operating voltage, no I/O modules connected
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Rated Operating Current
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-
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1.5
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2.0
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A
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At rated operating voltage, with standard configuration of I/O modules
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Power Consumption
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-
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18
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24
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W
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Typical power consumption under normal operating conditions
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Input Impedance
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100
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120
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150
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kΩ
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For control signal input, ensuring stable signal transmission
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Parameter
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Specification
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Unit
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Official Notes
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Processor Type
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16-Bit Microprocessor
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-
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High-Speed Industrial Microprocessor, Optimized for PLC Control Logic Operation
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Instruction Execution Speed
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-
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0.8
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1.2
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μs/Instruction
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For basic logic instructions (LD, OUT, AND), ensuring fast control response
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User Program Memory
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32
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48
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64
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KB
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Non-volatile EEPROM, retains program without battery, supports online program modification
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Data Memory
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8
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16
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32
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KB
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RAM, supports data files (O, I, S, B3, T4, C5, R6, N7, F8) as defined by SLC 500 seriessuperscript:1:
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I/O Point Capacity
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256
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512
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1024
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Points
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Expandable via SLC 500 series I/O modules, supports digital and analog I/O expansion
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Timer/Counter Capacity
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128
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256
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512
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Units
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Timers: 1ms/10ms/1s precision; Counters: range (-32,768, +32,767)superscript:1:
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